Abrégé

The present invention relates to a measuring apparatus for measuring the temperature of a molten metal bath, comprising an optical device, a detecting means, a storing unit for the optical device, a rotatable support for the storing unit for the optical device, a moving means, a straightening means, a housing and a guiding system connected to the housing. The housing encloses the detecting means, the storing unit for the optical device, the rotatable support for the storing unit of the optical device, the moving means, and the straightening means. The moving means is adapted to feed and retract the optical device and comprises at least one motor for forward and backward driving the rotatable support for the storing unit for the optical device and a feeding means for feeding the optical device driven by at least one motor for forward and backward driving.

Classes IPC  ?

• G01K 11/32 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant des changements dans la transmittance, la diffusion ou la luminescence dans les fibres optiques
• G01K 1/08 - Dispositifs de protection, p. ex. étuis
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers

Abrégé

The present invention relates to a method and a system for determining a temperature value of a molten metal bath. The method according to the invention has been proven to be especially suitable for installations of metallurgical vessels which are constantly moved during the metal making process.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/0821 - Fibres optiques

Produits et services

Provision of internet access to content, websites and portals; Providing user access to computer programs in data networks; Provision of access to sites on an electronic information network; Provision of access to data or documents stored electronically in central files for remote consultation; Electronic transmission of information; Electronic transmission and retransmission of sounds, images, documents, messages and data; Transmission of information by data communications for assisting decision-making Application software for cloud computing services, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications for use in cloud computing; Downloadable cloud computing software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Cloud server software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Cloud computer servers; Process controlling software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Electronic control systems, namely, probes and samplers for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Mobile app for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Software, namely, downloadable software for receiving, analyzing and visualizing sensor data for process control and support of metallurgical applications; Embedded software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Downloadable computer programs for data processing; Downloadable computer programs for data processing, especially for receiving, analyzing and visualizing sensor data; Computer programs for data processing, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Interactive software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Production support software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Software for monitoring, analyzing, controlling and running physical world operations, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications]; Industrial automation software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Industrial process control software, namely, downloadable software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Measuring, detecting, monitoring and controlling devices for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Measuring, detecting, monitoring and controlling devices, namely, sensors and probes for metallurgical applications; Physical analysis apparatus, namely, sensors, probes and measuring equipment for metallurgical applications; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples Data mining; Consultancy services relating to quality control in the field of sensor data and process control and support for industrial applications; Advisory services relating to material testing; Providing quality assurance services in the field of sensor data and process control and support for industrial applications; Process monitoring for quality assurance; Science and technology services namely, receiving, analyzing and visualizing sensor data, and process control and support for industrial applications; Advisory services relating to the use of energy, namely, [specify services]; Advisory services relating to energy efficiency; Providing information about industrial analysis and research services; Providing online information about industrial analysis and research services; Computer aided industrial analysis services; Providing temporary use of non-downloadable web-based applications for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Providing temporary use of non-downloadable web based software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Hosting services, software as a service, and rental of software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Providing temporary use of online non-downloadable computer software for collecting, analyzing and organizing data in the field of deep learning; Providing non-downloadable artificial intelligence computer programs for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications on data networks; Computer services concerning electronic data storage; Hosting of computerized data, files, applications and information; Platform as a service; Platforms for artificial intelligence as software as a service for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Software as a service namely, providing online software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Software as a service featuring online, non-downloadable software for deep learning; Software as a service featuring software for use in the field of machine learning; Software as a service services featuring software for machine learning, deep learning and deep neural networks; Software as a service featuring software for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; IT services, namely, receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Engineering consultancy services; Engineering and computer-aided engineering services; Design and development of computer software for process control; Programming of electronic control systems; Programming of computer software for evaluation and calculation of data; Design and development of software in the field of mobile applications; Measurement evaluation services; Technical data analysis services; Computer services for the analysis of data; Working on and evaluation of chemical analyses; Cloud computing for receiving, analyzing and visualizing sensor data, and for process control and support for industrial applications; Cloud storage services for electronic files; Cloud hosting provider services; Cloud-based data protection services

Produits et services

Measuring apparatus and instruments, namely, sensors, thermocouples, immersion probes, samplers and corresponding measurement instruments for insertion into molten metal to measure temperature and to analyze elemental content; Physical analysis apparatus, namely, indicators and analytical instruments, especially immersion probes, samplers and corresponding measuring instrument for the analysis of molten metal; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples

Produits et services

(1) Application software for cloud computing services; Downloadable cloud computing software; Cloud server software; Cloud servers; Process controlling software; Electronic control systems; Mobile apps; Software; Software, especially for receiving, analyzing and visualising sensor data; Software, especially for process control and support of industrial applications; Software, especially for process control and support of metallurgical applications; Downloadable software; Downloadable software, especially for receiving, analyzing and visualising sensor data; Downloadable software, especially for process control and support of industrial applications; Embedded software; Embedded software, especially for receiving, analyzing and visualising sensor data; Embedded software, especially for process control and support of industrial applications; Computer programmes for data processing; Computer programmes for data processing, especially for receiving, analyzing and visualising sensor data; Computer programmes for data processing, especially for process control and support of industrial applications; Interactive software; Interactive software, especially for receiving, analyzing and visualising sensor data; Interactive software, especially for process control and support of industrial applications; Production support software; Software for monitoring, analysing, controlling and running physical world operations; Software for monitoring, analysing, controlling and running physical world operations, especially for process control and support of industrial applications; Industrial automation software; Industrial automation software, especially for receiving, analyzing and visualising sensor data; Industrial automation software, especially for process control and support of industrial applications; Industrial process control software; Measuring, detecting, monitoring and controlling devices; Measuring, detecting, monitoring and controlling devices, especially for metallurgical applications; Measuring apparatus and instruments; Measuring apparatus and instruments, especially for metallurgical applications; Physical analysis apparatus [other than for medical purposes]; Physical analysis apparatus [other than for medical purposes], especially for metallurgical applications; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples. (1) Provision of access to content, websites and portals; Providing user access to computer programmes in data networks; Provision of access to sites on an electronic information network; Provision of access to data or documents stored electronically in central files for remote consultation; Electronic transmission of information (Services for the -); Electronic transmission and retransmission of sounds, images, documents, messages and data; Transmission of information by data communications for assisting decision making. (2) Data mining; Consultancy services relating to quality control; Advisory services relating to material testing; Providing quality assurance services; Process monitoring for quality assurance; Science and technology services; Advisory services relating to the use of energy; Advisory services relating to energy efficiency; Providing information about industrial analysis and research services; Providing online information about industrial analysis and research services; Computer aided industrial analysis services; Providing temporary use of web-based applications; Providing temporary use of web-based software; Hosting services, software as a service [SaaS], and rental of software; Providing temporary use of online non-downloadable computer software for collecting, analyzing and organizing data in the field of deep learning; Providing artificial intelligence computer programs on data networks; Computer services concerning electronic data storage; Hosting of computerized data, files, applications and information; Platform as a service [PaaS]; Platforms for artificial intelligence as software as a service [SaaS]; Software as a service [SaaS]; Software as a service [SaaS] featuring software for deep learning; Software as a service [SaaS] featuring software for machine learning; Software as a service [SaaS] services featuring software for machine learning, deep learning and deep neural networks; Software as a service [SaaS] featuring software for deep neural networks; IT services; Engineering consultancy services; Engineering and computer-aided engineering services; Design and development of computer software for process control; Programming of electronic control systems; Programming of computer software for evaluation and calculation of data; Design and development of software in the field of mobile applications; Measurement evaluation services; Technical data analysis services; Computer services for the analysis of data; Working on and evaluation of chemical analyses; Cloud computing; Cloud storage services for electronic files; Cloud hosting provider services; Cloud-based data protection services.

Produits et services

(1) Measuring apparatus and instruments; Measuring apparatus and instruments, especially for molten metal; Measuring apparatus and instruments, especially for analyzing the elemental composition of samples; Measuring apparatus and instruments, especially immersion probes, samplers and corresponding measuring instrument; Physical analysis apparatus [other than for medical purposes]; Physical analysis apparatus [other than for medical purposes], especially for molten metal; Physical analysis apparatus, especially for analyzing the elemental composition of samples; Physical analysis apparatus [other than for medical purposes], especially immersion probes, samplers and corresponding measuring instruments; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples.

Produits et services

Application software for cloud computing services; Downloadable cloud computing software; Cloud server software; Cloud servers; Process controlling software; Electronic control systems; Mobile apps; Software; Software, especially for receiving, analyzing and visualising sensor data; Software, especially for process control and support of industrial applications; Software, especially for process control and support of metallurgical applications; Downloadable software; Downloadable software, especially for receiving, analyzing and visualising sensor data; Downloadable software, especially for process control and support of industrial applications; Embedded software; Embedded software, especially for receiving, analyzing and visualising sensor data; Embedded software, especially for process control and support of industrial applications; Computer programmes for data processing; Computer programmes for data processing, especially for receiving, analyzing and visualising sensor data; Computer programmes for data processing, especially for process control and support of industrial applications; Interactive software; Interactive software, especially for receiving, analyzing and visualising sensor data; Interactive software, especially for process control and support of industrial applications; Production support software; Software for monitoring, analysing, controlling and running physical world operations; Software for monitoring, analysing, controlling and running physical world operations, especially for process control and support of industrial applications; Industrial automation software; Industrial automation software, especially for receiving, analyzing and visualising sensor data; Industrial automation software, especially for process control and support of industrial applications; Industrial process control software; Measuring, detecting, monitoring and controlling devices; Measuring, detecting, monitoring and controlling devices, especially for metallurgical applications; Measuring apparatus and instruments; Measuring apparatus and instruments, especially for metallurgical applications; Physical analysis apparatus [other than for medical purposes]; Physical analysis apparatus [other than for medical purposes], especially for metallurgical applications; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples. Provision of access to content, websites and portals; Providing user access to computer programmes in data networks; Provision of access to sites on an electronic information network; Provision of access to data or documents stored electronically in central files for remote consultation; Electronic transmission of information (Services for the -); Electronic transmission and retransmission of sounds, images, documents, messages and data; Transmission of information by data communications for assisting decision making. Data mining; Consultancy services relating to quality control; Advisory services relating to material testing; Providing quality assurance services; Process monitoring for quality assurance; Science and technology services; Advisory services relating to the use of energy; Advisory services relating to energy efficiency; Providing information about industrial analysis and research services; Providing online information about industrial analysis and research services; Computer aided industrial analysis services; Providing temporary use of web-based applications; Providing temporary use of web-based software; Hosting services, software as a service [SaaS], and rental of software; Providing temporary use of online non-downloadable computer software for collecting, analyzing and organizing data in the field of deep learning; Providing artificial intelligence computer programs on data networks; Computer services concerning electronic data storage; Hosting of computerized data, files, applications and information; Platform as a service [PaaS]; Platforms for artificial intelligence as software as a service [SaaS]; Software as a service [SaaS]; Software as a service [SaaS] featuring software for deep learning; Software as a service [SaaS] featuring software for machine learning; Software as a service [SaaS] services featuring software for machine learning, deep learning and deep neural networks; Software as a service [SaaS] featuring software for deep neural networks; IT services; Engineering consultancy services; Engineering and computer-aided engineering services; Design and development of computer software for process control; Programming of electronic control systems; Programming of computer software for evaluation and calculation of data; Design and development of software in the field of mobile applications; Measurement evaluation services; Technical data analysis services; Computer services for the analysis of data; Working on and evaluation of chemical analyses; Cloud computing; Cloud storage services for electronic files; Cloud hosting provider services; Cloud-based data protection services.

Abrégé

The present invention relates to a method and a system for determining a temperature value of a molten metal bath. The method according to the invention has been proven to be especially suitable for repeated determinations of temperature values; i.e. the method allows for multiple measurements with repeatedly newly generated leading tips of the optical cored wire.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/0821 - Fibres optiques
• G01J 5/08 - Dispositions optiques

Abrégé

The present invention relates to a method and a system for determining a series of at least two temperature values of a molten metal bath with a device comprising an optical cored wire and a detector. The method according to the invention has been proven to be especially suitable for multiple repeated measurements, wherein the temperature of the molten metal bath changes between the measurements.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/0821 - Fibres optiques
• G01J 5/08 - Dispositions optiques

Produits et services

Measuring apparatus and instruments; Measuring apparatus and instruments, especially for molten metal; Measuring apparatus and instruments, especially for analyzing the elemental composition of samples; Measuring apparatus and instruments, especially immersion probes, samplers and corresponding measuring instrument; Physical analysis apparatus [other than for medical purposes]; Physical analysis apparatus [other than for medical purposes], especially for molten metal; Physical analysis apparatus, especially for analyzing the elemental composition of samples; Physical analysis apparatus [other than for medical purposes], especially immersion probes, samplers and corresponding measuring instruments; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples.

Produits et services

Measuring apparatus and instruments, namely, sensors, thermocouples, immersion probes, samplers and corresponding measurement instruments for insertion into molten metal to measure temperature and to analyze elemental content; Physical analysis apparatus, namely, indicators and analytical instruments, especially immersion probes, samplers and corresponding measuring instrument for the analysis of molten metal; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples

Abrégé

The present invention relates to a method and a system for determining a series of at least two temperature values of a molten metal bath with a device comprising an optical cored wire and a detector. The method according to the invention has been proven to be especially suitable for multiple repeated measurements, wherein a final end temperature of the molten metal bath shall be reached.

Classes IPC  ?

• G01K 11/32 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant des changements dans la transmittance, la diffusion ou la luminescence dans les fibres optiques

Produits et services

(1) Measuring apparatus and instruments; Measuring apparatus and instruments, especially for molten metal; Measuring apparatus and instruments, especially for analyzing the elemental composition of samples; Measuring apparatus and instruments, especially immersion probes, samplers and corresponding measuring instrument; Physical analysis apparatus [other than for medical purposes]; Physical analysis apparatus [other than for medical purposes], especially for molten metal; Physical analysis apparatus [other than for medical purposes], especially immersion probes, samplers and corresponding measuring instrument; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples.

Abrégé

The invention relates to a device and method for measuring a temperature of a molten metal bath. The device according to the present invention comprises a cored wire and a detector. The cored wire comprises an optical fiber, a first metal tube, a filler layer of an organic material and a second metal tube accommodating the filler layer.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/0821 - Fibres optiques
• G01J 5/02 - Détails structurels

Produits et services

Measuring apparatus and instruments; Measuring apparatus and instruments, especially for molten metal; Measuring apparatus and instruments, especially for analyzing the elemental composition of samples; Measuring apparatus and instruments, especially immersion probes, samplers and corresponding measuring instrument; Physical analysis apparatus [other than for medical purposes]; Physical analysis apparatus [other than for medical purposes], especially for molten metal; Physical analysis apparatus [other than for medical purposes], especially immersion probes, samplers and corresponding measuring instrument; Spectrometers; Spectrometers, especially for analyzing the elemental composition of samples.

Abrégé

The invention relates to an exchangeable spark unit for an optical emission spectrometer, a system for analyzing a sample using optical emission spectrometry and a method for calibrating an exchangeable spark unit. An exchangeable spark unit (10) for an optical emission spectrometer (12) comprises a sample carrier (20) defining a sample plane (22) for positioning a sample to be analyzed, said sample carrier (20) having an aperture (24), and an electrode (26) arranged in a distance (D) to the sample plane (22) in the region of the aperture (24) such that a spark can be generated between the electrode (26) and a sample positioned in the sample plane (22) for emitting light. The exchangeable spark unit (10) further comprises a coupling interface (30) for mechanically coupling the exchangeable spark unit (10) with the optical emission spectrometer (12) and an optical component (44) for influencing the emitted light.

Classes IPC  ?

• G01N 21/67 - Systèmes dans lesquels le matériau analysé est excité de façon à ce qu'il émette de la lumière ou qu'il produise un changement de la longueur d'onde de la lumière incidente excité électriquement, p. ex. par électroluminescence en utilisant des arcs électriques ou des décharges électriques
• G01N 21/69 - Systèmes dans lesquels le matériau analysé est excité de façon à ce qu'il émette de la lumière ou qu'il produise un changement de la longueur d'onde de la lumière incidente excité électriquement, p. ex. par électroluminescence spécialement adaptés pour les fluides

Abrégé

The present invention relates to a sample chamber for taking samples from a molten metal bath, particularly from a molten steel bath or molten iron bath. The sample chamber comprises a flat cover plate and a housing, wherein the flat cover plate and the housing are configured to be assembled together along an analysis plane AP to form a sample cavity. The housing comprises an immersion face and an opposing end face, a top face and a bottom face. The housing comprises a first opening in the immersion face, and a second opening in another face. The top face has at least one indentation, comprising a distribution segment, a ventilation segment and an analysis segment and wherein the analysis segment is bounded by the analysis plane AP. The distribution segment and the ventilation segment are arranged below the analysis segment in a direction from the top face to an opposite face of the housing and the maximum and the minimum cross-sectional area of the analysis segment perpendicular to a central longitudinal axis X of the housing do not deviate from each other by more than 20 %. The invention further relates to a sampler, comprising the sample chamber according to the invention and a carrier tube adapted to accommodate at least parts of the sample chamber.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01N 21/69 - Systèmes dans lesquels le matériau analysé est excité de façon à ce qu'il émette de la lumière ou qu'il produise un changement de la longueur d'onde de la lumière incidente excité électriquement, p. ex. par électroluminescence spécialement adaptés pour les fluides

Abrégé

A sampler for taking samples from a molten metal bath includes a carrier tube having an immersion end; sample chamber assembly comprising a cover plate and a housing, wherein the housing comprises an immersion end having an opening; an inflow conduit having a first end for receiving molten metal and a second end, opposite the first end, wherein the second end is in communication with the opening, and the opening is configured to receive the molten metal from the inflow conduit; a measuring head, wherein the sample chamber and the second end of the inflow conduit are at least partly arranged in the measuring head; and a metal bushing, wherein the metal bushing coupling the inflow conduit to the sample chamber.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• F16L 9/00 - Tuyaux rigides
• G01N 1/20 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide pour matériau coulant ou s'éboulant
• G01N 33/2028 - Composants métalliques
• G01N 33/204 - Leur structure, p. ex. structure cristalline
• G01N 1/00 - ÉchantillonnagePréparation des éprouvettes pour la recherche

Abrégé

The present invention relates to a measuring apparatus for measuring the temperature of a molten metal bath, comprising an optical device, a detecting means, a storing unit for the optical device, a rotatable support for the storing unit for the optical device, a moving means, a straightening means, a housing and a guiding system connected to the housing. The housing encloses the detecting means, the storing unit for the optical device, the rotatable support for the storing unit of the optical device, the moving means, and the straightening means. The moving means is adapted to feed and retract the optical device and comprises at least one motor for forward and backward driving the rotatable support for the storing unit for the optical device and a feeding means for feeding the optical device driven by at least one motor for forward and backward driving. The invention also relates to a method using a corresponding measuring apparatus for measuring the temperature of a molten metal bath.

Classes IPC  ?

• G01K 1/10 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages d'origine chimique
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• G02B 6/00 - Guides de lumièreDétails de structure de dispositions comprenant des guides de lumière et d'autres éléments optiques, p. ex. des moyens de couplage
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques
• G02B 6/44 - Structures mécaniques pour assurer la résistance à la traction et la protection externe des fibres, p. ex. câbles de transmission optique

Abrégé

The present invention relates to a measuring apparatus for measuring the temperature of a molten metal bath, comprising an optical device, a detecting means, a storing unit for the optical device, a rotatable support for the storing unit for the optical device, a moving means, a straightening means, a housing and a guiding system connected to the housing. The housing encloses the detecting means, the storing unit for the optical device, the rotatable support for the storing unit of the optical device, the moving means, and the straightening means. The moving means is adapted to feed and retract the optical device and comprises at least one motor for forward and backward driving the rotatable support for the storing unit for the optical device and a feeding means for feeding the optical device driven by at least one motor for forward and backward driving. The invention also relates to a method using a corresponding measuring apparatus for measuring the temperature of a molten metal bath.

Classes IPC  ?

• G01K 1/10 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages d'origine chimique
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques

Abrégé

Disclosed is a disc-shaped sample chamber for collecting molten metal, the chamber comprising: a chamber body having a left body and a right body bonded to each other to define a disc-shaped sample space therebetween; an inlet extending upward from the chamber body and connecting the sample space with the outside; and a welded bonding portion disposed on at least one lateral face of the chamber body for bonding the left body and the right body to each other. Further, a probe having the chamber is disclosed.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• C21C 5/46 - Parties constitutives ou accessoires

Abrégé

The present invention relates to a method and a system for determining a temperature value of a molten metal bath. The method according to the invention has been proven to be especially suitable for installations of metallurgical vessels which are constantly moved during the metal making process.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/04 - Boîtiers
• G01J 5/0821 - Fibres optiques

Abrégé

The invention relates to an immersion device and a method for detecting a position of an optical cored wire using an immersion device. An immersion device for measuring a temperature of a metal melt inside an electric arc furnace vessel with an optical cored wire comprises a blowing lance for blowing purge gas into an entry point to the vessel and a detecting means for detecting a position of the optical cored wire. The optical cored wire can be moved in a feeding channel and/or in the blowing lance relative to the entry point. The detecting means is configured to detect the presence of the optical cored wire in or close to the blowing lance. This enables short distances between the leading end of the fiber and the melt and, thus, short time intervals between temperature measurement sequences.

Classes IPC  ?

• G01J 5/10 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique en utilisant des détecteurs électriques de radiations
• F27B 3/22 - Aménagement des dispositifs d'alimentation en air ou gaz
• F27B 3/28 - Aménagement des dispositifs de commande, de surveillance, d'alarme ou des dispositifs similaires
• G01D 5/20 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension en faisant varier l'inductance, p. ex. une armature mobile
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique

Abrégé

The invention relates to an immersion device and a method for detecting a position of an optical cored wire using an immersion device. An immersion device (10) for measuring a temperature of a metal melt (64) inside an electric arc furnace (60) vessel (62) with an optical cored wire (50) comprises a blowing lance (28) for blowing purge gas into an entry point to the vessel (62) and a detecting means for detecting a position of the optical cored wire (50). The optical cored wire (50) can be moved in a feeding channel (20) and/or in the blowing lance (28) relative to the entry point. The detecting means is configured to detect the presence of the optical cored wire (50) in or close to the blowing lance (28). This enables short distances between the leading end of the fiber and the melt and, thus, short time intervals between temperature measurement sequences.

Classes IPC  ?

• G01J 5/02 - Détails structurels

Abrégé

The present invention relates to a method and a system for determining a series of at least two temperature values of a molten metal bath with a device comprising an optical cored wire and a detector. The method according to the invention has been proven to be especially suitable for multiple repeated measurements, wherein the temperature of the molten metal bath changes between the measurements.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/0821 - Fibres optiques
• G01J 5/02 - Détails structurels
• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques

Abrégé

The present invention relates to a method and a system for determining a temperature value of a molten metal bath. The method according to the invention has been proven to be especially suitable for repeated determinations of temperature values; i.e. the method allows for multiple measurements with repeatedly newly generated leading tips of the optical cored wire.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/02 - Détails structurels
• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques
• G01J 5/0821 - Fibres optiques

Abrégé

The present invention relates to a method and a system for determining a series of at least two temperature values of a molten metal bath with a device comprising an optical cored wire and a detector. The method according to the invention has been proven to be especially suitable for multiple repeated measurements, wherein the temperature of the molten metal bath changes between the measurements.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/02 - Détails structurels
• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques
• G01J 5/0821 - Fibres optiques

Abrégé

The present invention relates to a method and a system for determining a series of at least two temperature values of a molten metal bath with a device comprising an optical cored wire and a detector. The method according to the invention has been proven to be especially suitable for multiple repeated measurements, wherein a final end temperature of the molten metal bath shall be reached.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/02 - Détails structurels
• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques
• G01J 5/0821 - Fibres optiques

Abrégé

The invention relates to a device and method for measuring a temperature of a molten metal bath. The device according to the present invention comprises a cored wire and a detector. The cored wire comprises an optical fiber, a first metal tube, a filler layer of an organic material and a second metal tube accommodating the filler layer.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion

Abrégé

a plurality of separating elements comprising more than two separating elements arranged in the tube spaced apart from each other, and forming at least one compartment between two of the more than two separating elements. The invention also relates to a system and method for measuring a temperature of a molten metal bath.

Classes IPC  ?

• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler
• C21C 5/52 - Fabrication de l'acier au four électrique

Abrégé

A device for measuring a temperature of a molten metal bath, comprising: an optical cored wire; a tube, wherein the optical cored wire is at least partly arranged in the tube, wherein the tube has an outer diameter in the range of 4 mm to 8 mm, and a wall-thickness in the range of 0.2 mm to 0.5 mm; and a plurality of separating elements comprising more than two separating elements arranged in the tube spaced apart from each other, and forming at least one compartment between two of the more than two separating elements. The invention also relates to a system and method for measuring a temperature of a molten metal bath.

Classes IPC  ?

• G01K 11/32 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant des changements dans la transmittance, la diffusion ou la luminescence dans les fibres optiques
• C21B 11/10 - Fabrication de la fonte brute autrement que dans les hauts fourneaux dans des fours électriques
• C21B 13/12 - Fabrication de fer spongieux ou d'acier liquide par des procédés directs dans des fours électriques
• C21C 5/52 - Fabrication de l'acier au four électrique

Abrégé

wherein the first and second openings are spaced apart from the first plane. a sample chamber assembly arranged on the immersion end of the carrier tube, the sample chamber assembly comprising a cover plate and a housing, wherein the cover plate comprising a sealing member configured to provide a substantially gas tight seal between the cover plate and the housing, wherein the sealing member consist of an essentially non-contaminating material for the samples in the sample chamber.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• B01L 3/00 - Récipients ou ustensiles pour laboratoires, p. ex. verrerie de laboratoireCompte-gouttes
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
• B22D 23/04 - Coulée par immersion

Abrégé

A method, an apparatus and a computer readable-medium for monitoring a continuous steel casting process where molten steel is poured from a ladle into a tundish to be transferred through an exit nozzle into a mold. The method includes obtaining a critical superheat temperature value for the molten steel; measuring temperature values of the molten steel over a time period; determining superheat temperature values corresponding to the measured temperature values by comparing the measured temperature values with a liquidus temperature of the molten steel; and predicting a forecast time instance when the critical superheat temperature value is reached.

Classes IPC  ?

• B22D 11/18 - Commande ou régulation des opérations ou du fonctionnement de la coulée

Produits et services

Measuring apparatus and instruments; measuring apparatus and instruments for measuring temperature; measuring apparatus and instruments for measuring temperature, especially for molten metal; optical apparatus and instruments for measuring temperature; thermometer [not for medical purposes]; thermometer [not for medical purposes], especially for molten metal; pyrometer; pyrometer, especially for molten metal.

Abrégé

Disclosed is a disc-shaped sample chamber for collecting molten metal, the chamber comprising: a chamber body having a left body and a right body bonded to each other to define a disc-shaped sample space therebetween; an inlet extending upward from the chamber body and connecting the sample space with the outside; and a welded bonding portion disposed on at least one lateral face of the chamber body for bonding the left body and the right body to each other. Further, a probe having the chamber is disclosed.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 1/14 - Dispositifs d'aspiration, p. ex. pompesDispositifs d'éjection

Produits et services

(1) Measuring apparatus and instruments for measuring temperature, namely temperature sensors, temperature transmitters, temperature indicators, temperature gauges and displays, temperature meters and monitors for industrial purposes; measuring apparatus and instruments for measuring temperature, especially for molten metal; optical apparatus and instruments for measuring temperature, namely fibre-optic temperature sensors and transmitters, fibre-optic temperature indicators, fibre-optic temperature gauges and displays, fibre-optic temperature meters and monitors for industrial purposes; thermometers for industrial purposes; thermometer [not for medical purposes], especially for molten metal; pyrometer; pyrometer, especially for molten metal

Produits et services

Measuring apparatus and instruments; Measuring apparatus and instruments for measuring temperature; Measuring apparatus and instruments for measuring temperature, especially for molten metal; Optical apparatus and instruments for measuring temperature; Thermometer [not for medical purposes]; Thermometer [not for medical purposes], especially for molten metal; Pyrometer; Pyrometer, especially for molten metal.

Produits et services

Measuring apparatus and instruments for measuring temperature; Measuring apparatus and instruments for measuring temperature, especially for molten metal; Optical measuring apparatus and instruments for measuring temperature in molten metals; Thermometer, not for medical purposes; Thermometer, not for medical purposes, especially for molten metal; Pyrometer; Pyrometer, especially for molten metal

Abrégé

transporting means adapted to hold and transport the sample housing at least between a sample demolding position, where the closing means is removed by the demolding means, and a sample analysis position, where the analysis surface of the sample is analyzed by the analyzing means, and wherein the sample demolding position and the sample analysis position are different from each other. The invention also relates to a system and method for demolding and analyzing a direct analysis sample.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 33/2025 - Composants gazeux
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus

Produits et services

Measuring apparatus for measuring temperature in molten metal

Abrégé

The present invention relates to a sampler for taking samples from a molten metal bath, particularly a molten steel bath, the sampler comprising: a carrier tube having an immersion end; a sample chamber assembly arranged on the immersion end of the carrier tube, the sample chamber assembly comprising a cover plate and a housing, wherein the housing comprises an immersion end having an opening; an inflow conduit having a first end for receiving molten metal and a second end, opposite the first end, wherein the second end is in communication with the opening, wherein the opening is configured to receive the molten metal from the inflow conduit; a measuring head, wherein the sample chamber and the second end of the inflow conduit are at least partly arranged in the measuring head; and a metal bushing, wherein the metal bushing coupling the inflow conduit to the sample chamber.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 33/2028 - Composants métalliques
• G01N 33/204 - Leur structure, p. ex. structure cristalline
• F16L 9/00 - Tuyaux rigides
• G01N 1/20 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide pour matériau coulant ou s'éboulant
• G01N 1/00 - ÉchantillonnagePréparation des éprouvettes pour la recherche

Abrégé

wherein the first and second openings are spaced apart from the first plane. The invention also relates to a sampler for taking samples from a molten metal bath, particularly a molten iron.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• B01L 3/00 - Récipients ou ustensiles pour laboratoires, p. ex. verrerie de laboratoireCompte-gouttes
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• B22C 9/02 - Moules en sable ou moules analogues pour pièces coulées
• B22D 23/04 - Coulée par immersion

Abrégé

The present invention relates to a method for monitoring a continuous steel casting process where molten steel is poured from a ladle into a tundish to be transferred through an exit nozzle into a mold, comprising the steps: obtaining (1010) a critical superheat temperature value for the molten steel; measuring (1020) temperature values of the molten steel over a time period; determining (1030) superheat temperature values corresponding to the measured temperature values by comparing the measured temperature values with a liquidus temperature of the molten steel; and predicting (1040) a forecast time instance when the critical superheat temperature value is reached. The invention also relates to an apparatus and to a computer- readable medium.

Classes IPC  ?

• B22D 11/18 - Commande ou régulation des opérations ou du fonctionnement de la coulée
• B29C 39/44 - Mesure, commande ou régulation

Abrégé

A convolutely wound tube (1) is formed of a composite sheet including a first sheet (6) and a second sheet (5). The convolutely wound tube includes a first segment (66) formed of a plurality of convolute windings (2) of the first sheet, a second segment (70) formed of directly adhered and overlapping portions of the first sheet and the second sheet, and a third segment (68) formed of the second sheet wrapped about and overlying the first sheet. The second segment is an underwrap portion positioned between a layer of the first sheet and a layer of the second sheet.

Classes IPC  ?

• B31C 1/00 - Fabrication de tubes ou de tuyaux par avance perpendiculaire à l'axe de rotation du mandrin enrouleur
• B32B 1/08 - Produits tubulaires
• F16L 11/00 - Manches, c.-à-d. tuyaux flexibles

Abrégé

The invention concerns a method for feeding an optical cored wire into a molten metal bath and an immersion system and an immersion nozzle to carry out the method. The optical cored wire (6) is decoiled, a feeding and straightening device (4) with a plurality of rollers (20, 21) conducts feeding of the optical cored wire (6) in a feeding direction towards the metal bath (11) as well as a first straightening of the optical cored wire (6), and subsequently a separated further plurality of non-motor driven nozzle straighteners (13) arranged between the feeding and straightening device (4) and the metal bath (11) conducts a second straightening of the optical cored wire (6). Very high precision of temperature measurement can thereby be achieved.

Classes IPC  ?

• G01K 1/02 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres
• B21F 1/02 - Redressage
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/0821 - Fibres optiques
• G01J 5/02 - Détails structurels
• C21C 7/00 - Traitement à l'état liquide des alliages ferreux, p. ex. des aciers, non couverts par les groupes
• F27D 3/00 - ChargementDéchargementManutention des charges
• C22B 9/05 - Affinage par traitement avec des gaz, p. ex. par décrassage par un gaz
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• F27D 21/00 - Aménagement des dispositifs de surveillanceAménagement des dispositifs de sécurité

Abrégé

A consumable cored wire for measuring a temperature of a molten steel bath includes an optical fiber and a cover laterally surrounding the optical fiber in a plurality of layers. One layer is a metal pipe, also called metal jacket or metal tube. An intermediate layer, also called filler, is arranged beneath the metal tube. The intermediate layer is a rope.

Classes IPC  ?

• G01J 5/08 - Dispositions optiques
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/04 - Boîtiers
• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• G01N 33/20 - Métaux
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• G01J 5/02 - Détails structurels
• G02B 6/44 - Structures mécaniques pour assurer la résistance à la traction et la protection externe des fibres, p. ex. câbles de transmission optique

Abrégé

A method for feeding a cored wire into molten metal contained in a vessel comprises positioning the cored wire at a first position wherein a leading tip of the cored wire is proximate an entry point of the vessel, the entry point being above a surface of the molten metal, the cored wire comprising an optical fiber and a cover laterally surrounding the optical fiber; feeding the cored wire at a first speed for a first duration from the first position to a second position wherein the leading tip of the cored wire is immersed within the molten metal and lies within a measuring plane, such that a leading tip of the optical fiber projects from the cover and is exposed to the molten metal; and subsequently feeding the cored wire at a second speed for a second duration to take a first measurement of the molten metal.

Classes IPC  ?

• G01K 1/00 - Détails des thermomètres non spécialement adaptés à des types particuliers de thermomètres
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/08 - Dispositions optiques
• G01J 5/10 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique en utilisant des détecteurs électriques de radiations
• G01K 1/02 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres

Abrégé

4)>25.

Classes IPC  ?

• G01N 1/20 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide pour matériau coulant ou s'éboulant
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01N 1/12 - Pelles d'excavateursDragues
• C21C 5/52 - Fabrication de l'acier au four électrique

Abrégé

A sampler for taking samples from a molten metal bath, particularly a molten iron includes a sample chamber assembly having a cover plate and a housing. The housing has first and second openings for an inflow conduit and a gas coupler, respectively. The first face has an analysis zone, a ventilation zone, and a distribution zone. A depth of the analysis zone is 0.5 mm to 1.5 mm. The cover plate and the housing are assembled together to form a sample cavity. The sample chamber assembly chills the molten iron received therein to a solidified white structure metal sample. An analysis surface of the sample lies in a first plane. In a flow direction of the molten iron, there are no increases in width of the sample cavity and a ratio of the length to depth of the sample cavity increases.

Classes IPC  ?

• G01N 1/14 - Dispositifs d'aspiration, p. ex. pompesDispositifs d'éjection
• G01N 1/28 - Préparation d'échantillons pour l'analyse
• G01N 21/63 - Systèmes dans lesquels le matériau analysé est excité de façon à ce qu'il émette de la lumière ou qu'il produise un changement de la longueur d'onde de la lumière incidente excité optiquement
• G01N 1/20 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide pour matériau coulant ou s'éboulant
• C21C 5/46 - Parties constitutives ou accessoires
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01N 1/12 - Pelles d'excavateursDragues
• G01K 13/12 - Thermomètres spécialement adaptés à des fins spécifiques combinés avec des dispositifs d'échantillonnage pour mesurer les températures des échantillons du matériau

Abrégé

A sample chamber assembly for molten metal comprises a cover plate and a housing. A first face of the housing has a depression in direct flow communication with a first opening formed at the immersion end of the housing. The cover plate and the housing are assembled together along a first plane to form a sample cavity including the depression. An analysis surface of a solidified metal sample lies in the first plane. The sample cavity and the first opening are aligned along a common longitudinal axis. The first opening is spaced apart from the first plane. A ratio of the thermal diffusivities of the solidified metal sample and the housing material is between 0.1 and 0.5. The housing is inseparable from the solidified metal sample. A portion of the housing is directly adjacent to the solidified metal sample and lies in the first plane.

Classes IPC  ?

• G01N 21/03 - Détails de structure des cuvettes
• G01N 1/12 - Pelles d'excavateursDragues
• G01N 21/01 - Dispositions ou appareils pour faciliter la recherche optique
• G01N 21/69 - Systèmes dans lesquels le matériau analysé est excité de façon à ce qu'il émette de la lumière ou qu'il produise un changement de la longueur d'onde de la lumière incidente excité électriquement, p. ex. par électroluminescence spécialement adaptés pour les fluides
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01N 1/10 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide

Abrégé

A sampler for taking samples from a molten metal bath, particularly a molten steel bath, includes a sample chamber assembly having a cover plate and a housing. The housing has first and second openings for an inflow conduit and a gas coupler, respectively. The first face of the housing includes a distribution zone, an analysis zone and a ventilation zone. A depth of the analysis zone is greater than 1.5 mm and less than 3 mm. The cover plate and the housing assemble together to form a sample cavity. An analysis surface of a solidified steel sample formed within the sample cavity lies in a first plane. In a flow direction of the molten steel, there are no increases in a width dimension of the sample cavity and a ratio of the length to depth of the sample cavity increases.

Classes IPC  ?

• G01N 1/20 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide pour matériau coulant ou s'éboulant
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01N 1/12 - Pelles d'excavateursDragues

Abrégé

A convolutely wound tube (1) is formed of a composite sheet including a first sheet (6) and a second sheet (5). The convolutely wound tube includes a first segment (66) formed of a plurality of convolute windings (2) of the first sheet, a second segment (70) formed of directly adhered and overlapping portions of the first sheet and the second sheet, and a third segment (68) formed of the second sheet wrapped about and overlying the first sheet. The second segment is an underwrap portion positioned between a layer of the first sheet and a layer of the second sheet.

Classes IPC  ?

• B31C 1/00 - Fabrication de tubes ou de tuyaux par avance perpendiculaire à l'axe de rotation du mandrin enrouleur
• B32B 1/08 - Produits tubulaires

Abrégé

A device for measuring the temperature of a melt, particularly of a molten metal, includes an optical fiber and a guiding tube having an immersion end and a second end opposite to the immersion end. The optical fiber is partially arranged in the guiding tube. An inner diameter of the guiding tube is larger than an outer diameter of the optical fiber. A first plug is arranged at the immersion end of or within the guiding tube proximate the immersion end of the guiding tube. The optical fiber is fed through the first plug and the first plug reduces a gap between the optical fiber and the guiding tube.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques
• F27D 21/00 - Aménagement des dispositifs de surveillanceAménagement des dispositifs de sécurité
• F27D 11/08 - Chauffage par décharge électrique, p. ex. décharge d'arc
• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• G01K 11/32 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant des changements dans la transmittance, la diffusion ou la luminescence dans les fibres optiques
• C21C 5/52 - Fabrication de l'acier au four électrique

Abrégé

An immersion device for collecting a slag sample and measuring a molten metal parameter is provided. The immersion device includes an inflow conduit for directing the molten slag to a slag sample chamber and a measuring element for measuring the parameter of the molten metal. The inflow conduit and the measuring element are arranged in the top area of an immersion end of the immersion device and/or are facing towards an immersion direction. During immersion in the immersion direction into the molten slag and then the molten metal, the molten slag enters an external portion of the inflow conduit and is directed through an inner portion of the inflow conduit to the slag sample chamber. Reliable slag collection and molten metal measurement also in a converter can thereby be achieved. A method of collecting a slag sample and measuring a molten metal parameter is also provided.

Classes IPC  ?

• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01N 1/12 - Pelles d'excavateursDragues
• G01N 1/20 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide pour matériau coulant ou s'éboulant
• C21C 5/28 - Fabrication d'acier dans des convertisseurs

Abrégé

The invention concerns a method for feeding an optical cored wire into a molten metal bath and an immersion system and an immersion nozzle to carry out the method. The optical cored wire (6) is decoiled, a feeding and straightening device (4) with a plurality of rollers (20, 21) conducts feeding of the optical cored wire (6) in a feeding direction towards the metal bath (11) as well as a first straightening of the optical cored wire (6), and subsequently a separated further plurality of non-motor driven nozzle straighteners (13) arranged between the feeding and straightening device (4) and the metal bath (11) conducts a second straightening of the optical cored wire (6). Very high precision of temperature measurement can thereby be achieved.

Classes IPC  ?

• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• C21C 7/00 - Traitement à l'état liquide des alliages ferreux, p. ex. des aciers, non couverts par les groupes
• B21F 1/02 - Redressage

Abrégé

An optical cored wire includes an optical fiber and a cover laterally surrounding the optical fiber. The cover surrounds the optical fiber in a plurality of layers. One layer is a metal coat, also called a metal jacket or a metal tube. An intermediate layer, also called filler, is arranged beneath the metal tube. The intermediate layer is formed from a thermal insulating material having a melting point in the temperature ulnae of 1000° C. to 1500° C., such that the pieces of the intermediate layer are fluid upon exposure to the molten metal temperatures and a portion of the intermediate layer, the entire intermediate layer and/or the cover laterally surrounding the optical fiber can melt immediately upon immersion into the molten metal or immediate exposure to the molten metal.

Classes IPC  ?

• G01J 5/08 - Dispositions optiques
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G02B 6/44 - Structures mécaniques pour assurer la résistance à la traction et la protection externe des fibres, p. ex. câbles de transmission optique

Abrégé

A consumable cored wire for measuring a temperature of a molten steel bath includes an optical fiber and a cover laterally surrounding the optical fiber in a plurality of layers. One layer is a metal pipe, also called metal jacket or metal tube. An intermediate layer, also called filler, is arranged beneath the metal tube. The intermediate layer is a rope.

Classes IPC  ?

• G02B 6/44 - Structures mécaniques pour assurer la résistance à la traction et la protection externe des fibres, p. ex. câbles de transmission optique
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• G01J 5/08 - Dispositions optiques
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• G01J 5/02 - Détails structurels
• G01J 5/04 - Boîtiers
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• G01K 1/10 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages d'origine chimique
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques

Abrégé

A sampler has a sample chamber for a sample forming from a molten material, at least one lower cooling body, at least one upper cooling body, at least one inner cooling body, and at least one filling part. The sample chamber is surrounded jointly at least by the lower cooling body and the inner cooling body, such that at least the sample chamber can be cooled by at least the lower and inner cooling bodies. The filling part merges into the sample chamber by a filling opening. Between a region of the outer surface of the inner cooling body and a region of the outer surface of the upper cooling body opposite the outer surface of the inner cooling body, the sampler has at least one gap for conducting at least one gas. The volume of the respective cooling bodies is larger than the volume of the gap.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 1/14 - Dispositifs d'aspiration, p. ex. pompesDispositifs d'éjection
• G01N 33/20 - Métaux
• B01L 3/00 - Récipients ou ustensiles pour laboratoires, p. ex. verrerie de laboratoireCompte-gouttes

Abrégé

An immersion device is provided for molten metal, as well as a method for making steel. The immersion device allows a trouble free operation. The immersion device includes a measuring head, a carrier for the measuring head, and a lance detachably connected to the carrier, preferably by a detachable tubular connecting element. A gas path runs from the lance to the detachable tubular connecting element. A gas tight connection is provided between a connecting surface of the lance and the detachable tubular connecting element. The tubular connecting element has wipers in the form of fins, which wipe the connecting surface of the lance during attaching and/or detaching the tubular connecting element and the lance.

Classes IPC  ?

• F27D 21/00 - Aménagement des dispositifs de surveillanceAménagement des dispositifs de sécurité
• G01N 1/12 - Pelles d'excavateursDragues
• C21C 5/00 - Fabrication d'acier au carbone, p. ex. acier doux, acier à teneur moyenne en carbone ou acier pour moulage
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques

Abrégé

A calibration method for a spectrometer and a reference material which facilitates calibration of the spectrometer are provided. The reference material has a homogeneous content of elements protected by an inert coating.

Classes IPC  ?

• G01N 21/27 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en utilisant la détection photo-électrique
• G01J 3/28 - Étude du spectre

Abrégé

A drop-in probe includes a measurement head having an immersion end and an opposing second end having an end face. The measurement head is formed of first and second body halves configured to mate together along a parting line. A sample chamber, arranged within the measurement head, is thermally isolated from a cooling mass thereof and includes a metal wall having a thickness of 2.5 mm or less. An inlet tube has an inlet opening to the sample chamber. The inlet opening has a diameter Diniet and is spaced apart from the end face of the measurement head at a distance of at least formula (1). When the sample chamber is filled with a sample of the molten metal, a ratio of a mass of the metal sample to a mass of the metal wall of the sample chamber is greater than 2.6 and less than 6.

Classes IPC  ?

• G01N 33/20 - Métaux
• C21B 7/24 - Barres d'essai ou autres dispositifs de contrôle
• C21C 5/46 - Parties constitutives ou accessoires
• F27D 21/00 - Aménagement des dispositifs de surveillanceAménagement des dispositifs de sécurité
• G01N 1/12 - Pelles d'excavateursDragues
• G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
• G01K 13/12 - Thermomètres spécialement adaptés à des fins spécifiques combinés avec des dispositifs d'échantillonnage pour mesurer les températures des échantillons du matériau

Abrégé

A drop-in probe for determining phase changes by thermal analysis of a sample of a molten metal includes a measurement head having a first end which is an immersion end and an opposing second end having an end face. A sample chamber is arranged within the measurement head. An opening, which is free of any restrictions and which is in communication with the sample chamber, is formed in the end face of the second end of the measurement head. The sample chamber includes a first thermocouple having a first thermocouple junction enclosed within a wall which has a uniform internal geometry. A ratio D/H of an internal diameter D of the sample chamber to a length H extending between the opening and the first thermocouple junction is between 0.1 and 1.2.

Classes IPC  ?

• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• G01N 1/12 - Pelles d'excavateursDragues

Abrégé

A drop-in probe for determining phase changes by thermal analysis of a sample of a molten metal includes a measurement head having a first end which is an immersion end and an opposing second end having an end face. A sample chamber is arranged within the measurement head. An opening, which is free of any restrictions and which is in communication with the sample chamber, is formed in the end face of the second end of the measurement head. The sample chamber includes a first thermocouple having a first thermocouple junction enclosed within a wall which has a uniform internal geometry. A ratio D/H of an internal diameter D of the sample chamber to a length H extending between the opening and the first thermocouple junction is between 0.1 and 1.2.

Classes IPC  ?

• G01N 33/20 - Métaux
• G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• G01N 1/12 - Pelles d'excavateursDragues

Abrégé

inlet and is spaced apart from the end face of the measurement head at a distance of at least When the sample chamber is filled with a sample of the molten metal, a ratio of a mass of the metal sample to a mass of the metal wall of the sample chamber is greater than 2.6 and less than 6.

Classes IPC  ?

• G01K 1/00 - Détails des thermomètres non spécialement adaptés à des types particuliers de thermomètres
• G01N 25/04 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de fusionRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de congélationRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de ramollissement
• G01K 13/12 - Thermomètres spécialement adaptés à des fins spécifiques combinés avec des dispositifs d'échantillonnage pour mesurer les températures des échantillons du matériau
• G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
• G01N 33/20 - Métaux
• C21B 7/24 - Barres d'essai ou autres dispositifs de contrôle
• C21C 5/46 - Parties constitutives ou accessoires
• F27D 21/00 - Aménagement des dispositifs de surveillanceAménagement des dispositifs de sécurité
• G01N 1/12 - Pelles d'excavateursDragues

Abrégé

A device for measuring the temperature of a melt, particularly of a molten metal, includes an optical fiber and a guiding tube having an immersion end and a second end opposite to the immersion end. The optical fiber is partially arranged in the guiding tube. An inner diameter of the guiding tube is larger than an outer diameter of the optical fiber. A first plug is arranged at the immersion end of or within the guiding tube proximate the immersion end of the guiding tube. The optical fiber is fed through the first plug and the first plug reduces a gap between the optical fiber and the guiding tube.

Classes IPC  ?

• G01J 5/48 - ThermographieTechniques utilisant des moyens entièrement visuels
• F27D 21/00 - Aménagement des dispositifs de surveillanceAménagement des dispositifs de sécurité
• F27D 11/08 - Chauffage par décharge électrique, p. ex. décharge d'arc
• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• G01K 11/32 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou utilisant des changements dans la transmittance, la diffusion ou la luminescence dans les fibres optiques
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/08 - Dispositions optiques
• G01J 5/04 - Boîtiers
• C21C 5/52 - Fabrication de l'acier au four électrique

Abrégé

A detection device for molten metal is provided. The detection device includes a sample cup having a cavity configured to receive a sample of molten metal and a blob arranged in the cavity. The blob includes a carbide stabilizing element and a hydrogen releasing material including a hydroxide of an alkaline earth metal. The blob is provided for use in detecting phase change temperatures during solidification of a sample of molten cast iron. The blob is also resistant to moisture gain and moisture loss during transport and storage. A method of detecting phase change temperatures of the molten iron or molten cast iron sample using the blob and a method of manufacturing the blob are also provided.

Classes IPC  ?

• G01N 25/04 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de fusionRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de congélationRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de ramollissement
• G01N 33/20 - Métaux
• B01L 3/04 - Creusets
• G01N 1/12 - Pelles d'excavateursDragues

Produits et services

Measuring equipment for measurements in liquid steel, namely, wireless data transmitter module.

Produits et services

(1) Measuring equipment namely a wireless suite comprised of wireless data transmitter modules and cable sensors used to measure various properties in liquid steel such as temperature, oxygen, carbon and other metrics, for use in industrial applications

Abrégé

A container for molten metal is provided with a temperature measuring device arranged in an opening of a container wall. The temperature measuring device has a protective sheath, which projects into the container and which is closed at its end arranged in the container. A temperature measuring element is arranged in an opening of the protective sheath. The protective sheath is composed of a mixture of a heat-resistant metal oxide and graphite, and the closed end is spaced at least 50 mm from the container wall.

Classes IPC  ?

• G01K 1/08 - Dispositifs de protection, p. ex. étuis
• G01K 1/10 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages d'origine chimique
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion

Abrégé

Disclosed are a continuous temperature measuring device used in a Ruhrstahl-Heraeus (RH) process of performing vacuum degassing among steel making processes in an ironworks and an RH apparatus including the same. The RH apparatus includes a sensor hole formed at a lower vessel of a vacuum vessel; a continuous temperature measuring device mounted on the sensor hole and including a light-to-temperature converter measuring temperature based on received light, a light guide rod receiving light from a measurement target, an optical fiber transferring the light received by the light guide rod to the light-to-temperature converter, a connector connecting the optical fiber to the light guide rod while maintaining straightness of the optical fiber, a primary protection tube enclosing an outer peripheral surface of the light guide rod, a flexible heat resistant tube protecting the optical fiber, and a joint connected to the flexible heat resistant tube and provided with a cooling gas injection tube; and a cooling gas supply unit supplying cooling gas to the cooling gas injection tube.

Classes IPC  ?

• G01J 5/28 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique en utilisant des détecteurs électriques de radiations en utilisant des cellules photo-émissives ou photovoltaïques
• G01J 5/02 - Détails structurels
• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• C21C 7/10 - Travail sous vide

Produits et services

measuring equipment for measurements in liquid steel, namely, wireless data transmitter modules for determining temperature of liquid steel and for determining element composition amounts of liquid steel

Produits et services

Measuring equipment for measurements in liquid steel, namely, wireless data transmitter module.

Abrégé

A method, device and apparatus are provided for measuring the temperature of a melt, particularly of a molten metal, with an optical fiber, fed into the melt through a disposable guiding tube. The optical fiber and an immersion end of the tube are immersed into the melt and have feeding speeds which are independent from each other. An elastic plug is arranged within the tube or at an end of the tube opposite the immersion end. The optical fiber is fed through the elastic plug, and the elastic plug reduces a gap between the optical fiber and the tube, which has a larger inner diameter than the outer diameter of the optical fiber. The apparatus includes a fiber coil and a feeding mechanism for feeding the optical fiber and the tube, including at least two independent feeding motors, one for feeding the optical fiber and one for feeding the tube.

Classes IPC  ?

• G01J 5/04 - Boîtiers
• G01J 5/08 - Dispositions optiques
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique

Abrégé

A sampler has a sample chamber for a sample forming from a molten material, at least one lower cooling body, at least one upper cooling body, at least one inner cooling body, and at least one filling part. The sample chamber is surrounded jointly at least by the lower cooling body and the inner cooling body, such that at least the sample chamber can be cooled by at least the lower and inner cooling bodies. The filling part merges into the sample chamber by a filling opening. Between a region of the outer surface of the inner cooling body and a region of the outer surface of the upper cooling body opposite the outer surface of the inner cooling body, the sampler has at least one gap for conducting at least one gas. The volume of the respective cooling bodies is larger than the volume of the gap.

Classes IPC  ?

• G01N 1/12 - Pelles d'excavateursDragues
• G01N 1/14 - Dispositifs d'aspiration, p. ex. pompesDispositifs d'éjection
• G01N 33/20 - Métaux
• B01L 3/00 - Récipients ou ustensiles pour laboratoires, p. ex. verrerie de laboratoireCompte-gouttes

Abrégé

The invention refers to a sampler for molten metal, in particular for molten iron and molten cast iron, comprising a sample chamber having a sample chamber opening and further comprising a mixing chamber having an outer inlet opening, whereby the sample chamber opening is arranged between the mixing chamber and the sample chamber, and is characterized in that a graphite promoter and a carbide stabilizing material selected from one or more of the group consisting of tellurium, bismuth, selenium and cerium are arranged in the mixing chamber.

Classes IPC  ?

• C21C 5/46 - Parties constitutives ou accessoires
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• G01N 1/12 - Pelles d'excavateursDragues

Produits et services

Measuring devices and sensors for measuring the temperature of metal melts and cryolite melts.

Produits et services

Hydrogen sensor system for determining the dissolved hydrogen concentration in molten metal comprising a probe, a recording means for analysis and visual display of hydrogen concentration auxiliary light and buzzer assembly and printer.

Abrégé

A detection device for molten metal is provided. The detection device includes a sample cup having a cavity configured to receive a sample of molten metal and a blob arranged in the cavity. The blob includes a carbide stabilizing element and a hydrogen releasing material including a hydroxide of an alkaline earth metal. The blob is provided for use in detecting phase change temperatures during solidification of a sample of molten cast iron. The blob is also resistant to moisture gain and moisture loss during transport and storage. A method of detecting phase change temperatures of the molten iron or molten cast iron sample using the blob and a method of manufacturing the blob are also provided.

Classes IPC  ?

• G01N 33/20 - Métaux
• G01N 33/205 - Métaux à l’état liquide, p. ex. métaux fondus
• B01L 3/04 - Creusets
• G01N 25/04 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de fusionRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de congélationRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant les changements d'état ou de phaseRecherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant le frittage du point de ramollissement
• G01N 1/12 - Pelles d'excavateursDragues

Produits et services

Measuring devices and sensors for measuring the temperature of metal melts and cryolite melt

Abrégé

A measuring probe is provided for taking measurements in molten metal or slag, the probe including a measuring head having an immersion end and a rear end. At least one electrochemical sensor, one thermocouple, and one bath contact of the electrochemical sensor are arranged at the immersion end, and the thermocouple and electrochemical sensor each protrude from the immersion end adjacent to each other. The bath contact is formed from a strip of metal arranged around and between the thermocouple and the electrochemical sensor in appropriate manner, such that two chambers are formed that are open at the immersion end. The thermocouple is arranged in one chamber and the electrochemical sensor is arranged in the other chamber and both are held by fixation material.

Classes IPC  ?

• G01K 1/08 - Dispositifs de protection, p. ex. étuis
• G01K 1/10 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages d'origine chimique
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques
• G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
• G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
• G01N 1/12 - Pelles d'excavateursDragues
• G01N 27/411 - Cellules et sondes avec des électrolytes solides pour la recherche ou l'analyse de métaux liquides
• G01N 33/20 - Métaux

Produits et services

(1) Measuring devices and sensors for measuring the temperature of metal melts and cryolite melt.

Produits et services

(1) Hydrogen sensor system for determining the dissolved hydrogen concentration in molten metal comprising a probe, a recording means for analysis and visual display of hydrogen concentration auxiliary light and buzzer assembly and printer.

Abrégé

A sensor arrangement for melted materials includes an upper part and a detachable lower part. A tube extends coaxial to a longitudinal axis of the lower part, is closed on its end facing away from the upper part, and is open on the other end. The tube is arranged on an immersion end of the lower part facing away from the upper part. A guide tube, extending coaxial to a longitudinal axis of the upper part and being open on both ends, is arranged in a guide sleeve. A pressure acting in the direction of the lower part is applied to the guide tube by an elastic body and the guide tube touches against the lower part. One opening of the guide tube and the open end of the tube of the lower part are arranged adjacent to each other and coaxial to the longitudinal axis of the lower part.

Classes IPC  ?

• G01K 1/08 - Dispositifs de protection, p. ex. étuis
• G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• G01J 5/00 - Pyrométrie des radiations, p. ex. thermométrie infrarouge ou optique
• G01J 5/08 - Dispositions optiques
• G01J 5/04 - Boîtiers
• G01J 5/02 - Détails structurels

Produits et services

Measuring devices and sensors for measuring the temperature of metal melts and cryolite melts.

Produits et services

Hydrogen sensor system for determining the dissolved hydrogen concentration in molten metal comprising a probe, a recording means for analysis and visual display of hydrogen concentration auxiliary light and buzzer assembly and printer.

Abrégé

2O), and 0.1 to 1% by weight MgO.

Classes IPC  ?

• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques
• G01K 1/10 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages d'origine chimique

Abrégé

The invention relates to a device for measuring the temperature in molten metals having a thermo-couple arranged in a ceramic tube that is closed on one side, and having an external protective body that surrounds the tube that is closed on one side forming an annular space between the tube that is closed on one side and the inner surface of the protective body, and consists of the protective body being made of a mixture of 75 to 90 % by weight aluminium oxide, 2 to 10 % by weight silicon oxide, 7 to 15 % by weight graphite, 0.1 to 1 % by weight Fe2O3, 0.1 to 1 % by weight (K2O + Na2O), and 0.1 to 1 % by weight MgO.

Abrégé

A device is provided for measuring parameters or for taking samples in molten iron or steel and for taking samples of slag resting on the melt. The device includes a carrier tube having an immersion end, a lateral circumferential surface, and a measuring head arranged on the immersion end. At least one sensor or inlet opening for a sample chamber present inside the device is arranged at the immersion end of the measuring head. The lateral circumferential surface of the carrier tube or measuring head has an inlet opening extending through an inlet channel to merge in a pre-chamber arranged inside the carrier tube or measuring head. The pre-chamber has, at its end facing away from the immersion end, an entry opening that merges into a slag sample chamber on the side of the pre-chamber facing away from the immersion end.

Classes IPC  ?

• G01N 1/10 - Dispositifs pour prélever des échantillons à l'état liquide ou fluide
• G01N 1/12 - Pelles d'excavateursDragues
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion
• G01N 33/18 - Eau

Produits et services

Molten metal processing devices and equipment, especially, molten metal immersion, stream and sucker samplers for iron and steel. Measuring and sampling devices; expendable single and multiple use thermocouples; carbon equivalent and silicon arrest cups as parts of measuring devices; combination temperature and sampler probes; freefall sublances; protective sheaths for immersion samplers, thermocouples and spoons; carbon eutectic probes for steel; oxygen measuring probes, and hydrogen probes.

Abrégé

A sampler is provided for taking samples from melts having a melting point higher than 600° C., in particular for metal or cryolite melts. The sampler includes a carrier tube having an immersion end and having a sample chamber assembly arranged on the immersion end of the carrier tube. The assembly has an inlet opening and a sample cavity for the melt and is arranged at least partly inside the carrier tube. The sample chamber assembly has on a part of its outer surface a coupling device, arranged inside the carrier tube, for coupling a carrier lance. A method is also provided for taking samples using such a sampler.

Classes IPC  ?

• G01J 3/28 - Étude du spectre
• G01N 1/12 - Pelles d'excavateursDragues
• G01N 33/20 - Métaux

Produits et services

Molten metal processing devices and equipment, especially, molten metal immersion, stream and sucker samplers for iron and steel. Measuring and sampling devices; expendable single and multiple use thermocouples; carbon equivalent and silicon arrest cups as parts of measuring devices; combination temperature- and sampler probes; freefall sublances; protective sheaths for immersion samplers, thermocouples and spoons; carbon eutectic probes for steel; oxygen measuring probes, and hydrogen probes.

Abrégé

The invention relates to a sensor arrangement for measuring parameters in melts, in particular for measuring the temperature, in particular in metal or cryolite melts having a melting point above 500°C, with an upper part and lower part releasably disposed on the upper part. The invention is characterised in that on an immersion end of the lower part facing away from the upper part a tube is disposed coaxially with respect to a longitudinal axis of the lower part, said tube being closed at the end thereof facing away from the upper part end and open at the other end. In the upper part a guide tube which extends coaxially with respect to a longitudinal axis of the upper part and is open on both sides is movably disposed in a guide sleeve, wherein a pressure acting in the direction of the lower part is applied to the guide tube by means of a resilient body and said guide tube bears against the lower part, and wherein an opening of the guide tube and the open end of the tube of the lower part are disposed adjacent to one another and coaxially with respect to the longitudinal axis of the lower part.

Classes IPC  ?

• G01J 5/04 - Boîtiers
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion

Abrégé

The invention relates to a sensor arrangement for measuring parameters in melts, in particular for measuring the temperature, in particular in metal or cryolite melts having a melting point above 500°C, with an upper part and lower part releasably disposed on the upper part. The invention is characterised in that on an immersion end of the lower part facing away from the upper part a tube is disposed coaxially with respect to a longitudinal axis of the lower part, said tube being closed at the end thereof facing away from the upper part end and open at the other end. In the upper part a guide tube which extends coaxially with respect to a longitudinal axis of the upper part and is open on both sides is movably disposed in a guide sleeve, wherein a pressure acting in the direction of the lower part is applied to the guide tube by means of a resilient body and said guide tube bears against the lower part, and wherein an opening of the guide tube and the open end of the tube of the lower part are disposed adjacent to one another and coaxially with respect to the longitudinal axis of the lower part.

Classes IPC  ?

• G01J 5/04 - Boîtiers
• B22D 2/00 - Aménagement des dispositifs indicateurs ou de mesure, p. ex. de la température ou de la viscosité du métal en fusion

Abrégé

The invention relates to a measuring device for measurement of parameters in molten masses, in particular for measuring the temperature, in particular in molten metal or molten cryolite masses having a melting point above 500 °C, having an optical fibre for taking up radiation from the molten mass and having a cable reel that comprises an external circumference for taking up the optical fibre and an internal space that is surrounded by said external circumference, characterised in that a distributor and a mode filter for the optical fibre are arranged in the internal space.

Abrégé

A measuring device is provided for measurement of parameters, in particular for measuring the temperature, in molten masses, in particular in molten metal or molten cryolite masses having a melting point above 500° C. The measuring device has an optical fiber for receiving radiation from the molten mass and a cable reel having an external circumference for winding up the optical fiber and an internal space surrounded by the external circumference. A distributor and a mode filter for the optical fiber are arranged in the internal space.

Classes IPC  ?

• G02B 6/00 - Guides de lumièreDétails de structure de dispositions comprenant des guides de lumière et d'autres éléments optiques, p. ex. des moyens de couplage
• G02B 6/255 - Épissage des guides de lumière, p. ex. par fusion ou par liaison
• G01K 11/00 - Mesure de la température basée sur les variations physiques ou chimiques, n'entrant pas dans les groupes , , ou

Produits et services

Scientific measuring, signaling, controlling and regulating apparatus and equipment; measuring and monitoring instruments and apparatus for the metallurgical industry, including measuring instruments for the analysis of liquid metals.

Produits et services

Measuring devices and sensors for measuring of molten mass, in particular in molten metal and molten cryolite; in particular for measuring temperature.

Produits et services

Measurement and control instruments and apparatus for the metallurgical industry, namely, immersion probes and related measurement instruments sold as a unit therewith in the nature of indicators and analytical instruments for the analysis of molten metal; instruments and equipment for measuring temperature and composition of molten metal, namely, displays and related measurement instruments in the nature of indicators and analytical instruments for measurements in molten metals; temperature and composition measurement amplifiers and component parts thereof

Abrégé

A system for wirelessly obtaining a measurement of a characteristic of a molten metal is disclosed. The system includes a contact block configured to be operatively coupled to a first end of a substantially hollow lance holder. The contact block is detachably and electrically coupled to and receives analog signals from a measurement sensor. The contact block converts the received analog signals into ultrasonic signals and transmits the ultrasonic signals through the hollow of the lance holder. A receiver block is configured to be operatively coupled to a second end of the lance holder. The second end is opposite the first end of the lance holder. The receiver block receives the ultrasonic signals from the contact block and converts the received ultrasonic signals into a digital voltage signal.

Classes IPC  ?

• C21C 5/46 - Parties constitutives ou accessoires
• G01K 1/02 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres
• G01K 1/12 - Dispositifs de protection, p. ex. étuis pour prévenir les dommages dus aux surcharges thermiques
• G01K 13/12 - Thermomètres spécialement adaptés à des fins spécifiques combinés avec des dispositifs d'échantillonnage pour mesurer les températures des échantillons du matériau
• G01N 33/20 - Métaux
• G08C 23/02 - Systèmes de transmission de signaux non électriques, p. ex. systèmes optiques utilisant des ondes acoustiques

Produits et services

(1) Measuring and monitoring instruments and apparatus for the metallurgical industry, namely, measuring instruments for the analysis of liquid metals, cryolite and slag, namely, sampling probes and sensors to determine the gas, carbon, phosphor, silicon or sulphur levels in molten metals; temperature measuring instruments and equipment and parts thereof for use in the metallurgical industry, namely, thermo-couples, fibre-optical temperature measurement instruments for measuring the temperature of molten metal, cryolite and slag; measurement computers. (2) Measuring and monitoring instruments and apparatus for the metallurgical industry, namely, measuring instruments for the analysis of liquid metals, namely, temperature measuring instruments and equipment; measurement computers.