09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI), data screens, color touchscreens, keypads and call boxes
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI), data screens, color touchscreens, keypads and call boxes
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI), data screens, color touchscreens, keypads and call boxes
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI), data screens, color touchscreens, keypads and call boxes
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI), data screens, color touchscreens and call boxes
09 - Appareils et instruments scientifiques et électriques
Produits et services
Wastewater pumping stations; Water pumps for use in municipal and industrial wastewater treatment, namely, sewage and wastewater pumps Programmable logic controllers; Programmable electronic controllers for wastewater pumping stations; Electrical integrated control systems for use in the field of pumps, waste water pumping stations and waste water treatment
A grit removal unit including a cylindrical grit removal chamber above a grit storage chamber, with an opening to the grit storage chamber through the grit removal chamber bottom. At least one layer plate is an inverted truncated cone around the center axis which is spaced from the grit removal chamber vertical wall to allow fluid flow therebetween. An array of tube settlers is supported in the grit removal chamber above the layered plates and around the center axis. An influent opening in the grit removal chamber vertical wall below the layered plates allows fluid and grit into the grit removal chamber, and an effluent opening in the grit removal chamber vertical wall above the tube settlers allows fluid to exit the grit removal chamber.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI); protective cover for outside human-machine interface (HMI) data screens and color touchscreens located on the outer face of electrical control panels
A grit removal system with an annular grit removal chamber and a central hopper beneath the chamber bottom, including an opening through the chamber bottom to the hopper. Influent and effluent channels direct wastewater with grit into and out of the grit removal chamber. A plate over the chamber bottom opening has a first portion with a plurality of first openings therethrough and a second plate portion with a plurality of second openings therethrough, wherein the flow velocity for a given flow rate through the first openings is greater than the flow velocity for the given flow rate through the second openings.
A grit removal unit including a cylindrical grit removal chamber above a grit storage chamber, with an opening to the grit storage chamber through the grit removal chamber bottom. At least one layer plate is an inverted truncated cone around the center axis which is spaced from the grit removal chamber vertical wall to allow fluid flow therebetween. An array of tube settlers is supported in the grit removal chamber above the layered plates and around the center axis. An influent opening in the grit removal chamber vertical wall below the layered plates allows fluid and grit into the grit removal chamber, and an effluent opening in the grit removal chamber vertical wall above the tube settlers allows fluid to exit the grit removal chamber.
(1) Water and wastewater treatment equipment, namely, water filtration units for separating solid particles from water for commercial, industrial and municipal use.
(1) Water and wastewater treatment equipment, namely, water filtration units for separating solid particles from water for commercial, industrial and municipal use.
A pumping system including a pumping chamber with a fluid sensor having a cylindrical shaft extending into the priming chamber. The sensor has a sensing dome on an end of a cylindrical shaft extending into the priming chamber, with the dome having a vertical base having a diameter less than the cylindrical shaft diameter. The sensor signals a controller whether liquid is present based on an algorithm with settings for dampening of the electromagnetic field, conductance of the electric field, and/or permittivity of the magnetic field using settings which correlate to the fluid environment. The controller controls operation of the pump and primer based on the sensor signal.
F04D 9/04 - Utilisation de pompes d'amorçageUtilisation de pompes de surpression pour éviter le blocage par la vapeur
G01F 23/263 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p. ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme en mesurant des variables physiques autres que les dimensions linéaires, la pression ou le poids, selon le niveau à mesurer, p. ex. par la différence de transfert de chaleur de vapeur ou d'eau en mesurant les variations de capacité ou l'inductance de condensateurs ou de bobines produites par la présence d'un liquide ou d'un matériau solide fluent dans des champs électriques ou électromagnétiques en mesurant les variations de capacité de condensateurs
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy
specially adapted to electronic devices, namely,
human-machine interfaces (HMI); protective cover for outside
human-machine interface (HMI) data screens and color
touchscreens located on the outer face of electrical control
panels.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy
specially adapted to electronic devices, namely,
human-machine interfaces (HMI); protective cover for outside
human-machine interface (HMI) data screens and color
touchscreens located on the outer face of electrical control
panels.
Water and wastewater treatment equipment, namely, water filtration units for separating solid particles from water for commercial, industrial and municipal use
Water and wastewater treatment equipment, namely, water filtration units for separating solid particles from water for commercial, industrial and municipal use
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI); protective cover for outside human-machine interface (HMI) data screens and color touchscreens located on the outer face of electrical control panels.
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI); protective cover for outside human-machine interface (HMI) data screens and color touchscreens located on the outer face of electrical control panels.
A grit removal unit including a cylindrical grit removal chamber above a grit storage chamber, with an opening to the grit storage chamber through the grit removal chamber bottom. At least one layer plate is an inverted truncated cone around the center axis which is spaced from the grit removal chamber vertical wall to allow fluid flow therebetween. Concentric inverted truncated cone lamella plates are supported in the grit removal chamber above the layered plates, with the lamella plates radially spaced from one another relative to the center axis. An influent opening in the grit removal chamber vertical wall below the layered plates allows fluid and grit into the grit removal chamber, and an effluent opening in the grit removal chamber vertical wall above the lamella plates allows fluid to exit the grit removal chamber.
A grit removal unit including a cylindrical grit removal chamber above a grit storage chamber, with an opening to the grit storage chamber through the grit removal chamber bottom. At least one layer plate is an inverted truncated cone around the center axis which is spaced from the grit removal chamber vertical wall to allow fluid flow therebetween. Concentric inverted truncated cone lamella plates are supported in the grit removal chamber above the layered plates, with the lamella plates radially spaced from one another relative to the center axis. An influent opening in the grit removal chamber vertical wall below the layered plates allows fluid and grit into the grit removal chamber, and an effluent opening in the grit removal chamber vertical wall above the lamella plates allows fluid to exit the grit removal chamber.
A pumping system including a pumping chamber with a fluid sensor having a cylindrical shaft extending into the priming chamber. The sensor has a sensing dome on an end of a cylindrical shaft extending into the priming chamber, with the dome having a vertical base having a diameter less than the cylindrical shaft diameter. The sensor signals a controller whether liquid is present based on an algorithm with settings for dampening of the electromagnetic field, conductance of the electric field, and/or permittivity of the magnetic field using settings which correlate to the fluid environment. The controller controls operation of the pump and primer based on the sensor signal.
F04D 9/04 - Utilisation de pompes d'amorçageUtilisation de pompes de surpression pour éviter le blocage par la vapeur
F04D 9/00 - AmorçagePrévention du blocage par la vapeur
G01F 23/00 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p. ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme
G01F 23/26 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p. ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme en mesurant des variables physiques autres que les dimensions linéaires, la pression ou le poids, selon le niveau à mesurer, p. ex. par la différence de transfert de chaleur de vapeur ou d'eau en mesurant les variations de capacité ou l'inductance de condensateurs ou de bobines produites par la présence d'un liquide ou d'un matériau solide fluent dans des champs électriques ou électromagnétiques
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI); protective cover for outside human-machine interface (HMI) data screens and color touchscreens located on the outer face of electrical control panels
09 - Appareils et instruments scientifiques et électriques
Produits et services
Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, human-machine interfaces (HMI); protective cover for outside human-machine interface (HMI) data screens and color touchscreens located on the outer face of electrical control panels
A grit removal unit for a wastewater system including a grit removal chamber with a substantially annular vertical wall. A horizontal annular ring above the chamber bottom extends inwardly from the annular vertical wall, with an influent channel extending into the chamber beneath the ring and an effluent channel above the rim and extending out of the chamber. The influent and effluent channels both have inner side walls with a curved portion, with both curved portions extending through an arc of at least 90 degrees within the chamber annular vertical wall.
A grit removal unit including an influent channel directing wastewater with grit into a round grit removal chamber and an effluent channel receives wastewater output from the chamber. A divider wall extends upwardly between the sides of the influent channel, and gates at the upstream end of the divider wall are adjustable to selectively open channel portions on opposite sides of the divider wall. An output guide member is mounted to allow selective adjustment of output flow opening width “c” to the effluent channel. The output guide member has a horizontal bottom extending from the chamber into the effluent channel across the width of the output opening, and a guide wall extending upwardly from the guide member bottom. The guide wall has a forward end spaced from the chamber annular vertical wall to define the output flow opening width therebetween.
A pumping unit and method controlling a variable speed pump to output constant flow rate against varying outlet pressure using a controller with stored data curves of flow rate versus discharge pressure for a plurality of pump speeds for the variable speed pump, including a processor determining appropriate pump speed for the sensed discharge outlet pressure by extrapolating between the stored data curves.
G05B 19/05 - Automates à logique programmables, p. ex. simulant les interconnexions logiques de signaux d'après des diagrammes en échelle ou des organigrammes
F04D 15/00 - Commande, p. ex. régulation de pompes, d'installations ou de systèmes de pompage
G01F 1/34 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression
G05D 7/06 - Commande de débits caractérisée par l'utilisation de moyens électriques
F04D 1/00 - Pompes à flux radial, p. ex. pompes centrifugesPompes hélicocentrifuges
A grit removal unit for a wastewater system including a grit removal chamber with a substantially annular vertical wail. A horizontal annular ring above the chamber bottom extends inwardly from the annular vertical wall, with an influent channel extending into the chamber beneath the ring and an effluent channel above the rim and extending out of the chamber. The influent and effluent channels both have inner side wails with a curved portion, with both curved portions extending through an arc of at least 90 degrees within the chamber annular vertical wall.
A grit removal unit for a wastewater system including a grit removal chamber with a substantially annular vertical wall. A horizontal annular ring above the chamber bottom extends inwardly from the annular vertical wall, with an influent channel extending into the chamber beneath the ring and an effluent channel above the rim and extending out of the chamber. The influent and effluent channels both have inner side walls with a curved portion, with both curved portions extending through an arc of at least 90 degrees within the chamber annular vertical wall.
Water and wastewater treatment systems, namely, grit removal units and filtering units for separating solid particles from liquids in the fields of commercial, industrial and municipal use
Water and wastewater treatment systems, namely, grit removal units and filtering units for separating solid particles from liquids in the fields of commercial, industrial and municipal use
A grit removal unit including an influent channel directing wastewater with grit into a round grit removal chamber and an effluent channel receives wastewater output from the chamber. A divider wall extends upwardly between the sides of the influent channel, and gates at the upstream end of the divider wall are adjustable to selectively open channel portions on opposite sides of the divider wall. An output guide member is mounted to allow selective adjustment of output flow opening width "c" to the effluent channel. The output guide member has a horizontal bottom extending from the chamber into the effluent channel across the width of the output opening, and a guide wall extending upwardly from the guide member bottom. The guide wall has a forward end spaced from the chamber annular vertical wall to define the output flow opening width therebetween.
A grit removal unit including an influent channel directing wastewater with grit into a round grit removal chamber and an effluent channel receives wastewater output from the chamber. A divider wall extends upwardly between the sides of the influent channel, and gates at the upstream end of the divider wall are adjustable to selectively open channel portions on opposite sides of the divider wall. An output guide member is mounted to allow selective adjustment of output flow opening width “c” to the effluent channel. The output guide member has a horizontal bottom extending from the chamber into the effluent channel across the width of the output opening, and a guide wall extending upwardly from the guide member bottom. The guide wall has a forward end spaced from the chamber annular vertical wall to define the output flow opening width therebetween.
A grit removal apparatus includes a cylindrical separation chamber above a cylindrical grit storage chamber, with a centrally disposed opening permitting communication between the chambers. An influent flume introduces a liquid stream, narrowed by a baffle, directly into a lower portion of the outer periphery of the separation chamber, and an effluent flume removes a liquid stream through an opening in an upper portion of the separation chamber wall. Outwardly spiraling vanes extend upwardly from the bottom at the center of the separation chamber, and a vertically oriented cylindrical duct is supported above tile vanes. A tunnel is defined in the separation chamber by the portion of the separation chamber wall under the opening to the effluent flume, an upper wall at the bottom of that opening, and an inner arcuate wail concentric with the separation chamber wall portion.
A grit removal apparatus has a central opening between a cylindrical separation chamber above a grit storage chamber. An influent flume introduces a liquid stream directly into a lower portion of the periphery of the separation chamber, and an effluent flume removes a stream through an opening in an upper portion of the separation chamber wall. Outwardly spiraling vanes extend upwardly at the bottom center of the separation chamber, and a vertical cylindrical duct is supported above the vanes. A tunnel is defined in the separation chamber by an upper wall at the bottom of that opening and an inner wall concentric with the separation chamber wall. A ring extends inwardly from the separation chamber wall, with the tunnel upper wall defining a portion of the ring. A propeller inside the duct rotates to draw fluid flow up through the duct toward the upper portion of the separation chamber.
A check valve between two pipe segments including a valve body and a valve housing. The valve body includes a valve opening through one face with a valve seat therearound, and a wall extending between the faces defining a part of the circumference of the fluid line between the pipe segment ends with a radial opening in the other part of the fluid line circumference having no wall. The valve housing is removably securable over the radial opening whereby the valve body wall and the valve housing together define a closed circumference of the fluid line between the pipe segments. A valve flapper is secured to the valve housing and pivotally biased relative to the valve housing toward closing against the valve seat, whereby the valve flapper is removable through the valve body radial opening when the valve housing is removed from the valve body.
A check valve between two pipe segments including a valve body and a valve housing. The valve body includes a valve opening through one face with a valve seat therearound, and a wall extending between the faces defining a part of the circumference of the fluid line between the pipe segment ends with a radial opening in the other part of the fluid line circumference having no wall. The valve housing is removably securable over the radial opening whereby the valve body wall and the valve housing together define a closed circumference of the fluid line between the pipe segments. A valve flapper is secured to the valve housing and pivotally biased relative to the valve housing toward closing against the valve seat, whereby the valve flapper is removable through the valve body radial opening when the valve housing is removed from the valve body.
A system for filtering organic molecules from an electrolyte solution, including a feed inlet line adapted to carry a solution with organic molecules, a filter vessel secured to the inlet line, and a pump adapted to introduce dissolved air into the solution in the feed inlet line. The filter vessel is a solvent extraction filter having coalescing media above a solution outlet at the bottom of the vessel and an organic vent outlet at the top of the vessel. The system operates by (a) dissolving air into the solution, (b) inputting the solution with dissolved air into the filter vessel, (c) outletting solution from the bottom vessel outlet to flow solution down through coalescing media, and (d) periodically venting floating organic molecules from the top of the vessel.
Filtering units for separating solid particles from liquids and sewage for commercial, industrial and municipal use; grit traps being parts of effluent treatment apparatus or installations; parts and fittings therefor.
Sewage disposal and pumping equipment and parts therefor; oil and water separators; sewage and wastewater pumps; marine bilge pumps; sludge dewatering units; solids/liquids separation units; oil and grease separation units; replacement parts for oil and water separators; oil separators; water separators; aerators for sewage and wastewater treatment plants; sewage pumping stations; replacement parts therefor; parts and fittings for all the aforesaid goods. Water and wastewater treatment systems; aeration units aerobic, anaerobic and /or anoxic biological treatment installations; brine making installations; carbon absorption and/or filtration installations; chemical feeding and/or storage installations; purification, demineralization, and/or disinfectant installations; dissolved air flotation installations; gravity, pressure and/or fibrous depth micro filtration installations; flash mixers and/or flocculation units; installations for water and/or fluid filtration; water filtration machines; grit removal and filtration units; ion exchange filtration installations; marine bilge and wastewater purification units; screen purification units; ultra filtration membrane units; filtration membranes; water and wastewater purifying and treating equipment; clarifiers and biological treatment reactors and parts and fittings therefor for residential and municipal water works and industrial plants; sludge concentrations; aerobic sewage treatment units; filtering units for separating solid particles from liquids for commercial, industrial and municipal use; parts and fittings for all the aforesaid goods.
Sewage disposal and pumping equipment and parts therefor; oil and water separators; sewage and wastewater pumps; marine bilge pumps; sludge dewatering units; solids/liquids separation units; oil and grease separation units; replacement parts for oil and water separators; oil separators; water separators; aerators for sewage and wastewater treatment plants; sewage pumping stations; replacement parts therefor; parts and fittings for all the aforesaid goods. Water and wastewater treatment systems; aeration units aerobic, anaerobic and /or anoxic biological treatment installations; brine making installations; carbon absorption and/or filtration installations; purification, demineralization, and/or disinfectant installations; dissolved air flotation installations; gravity, pressure and/or fibrous depth micro filtration installations; flash mixers and/or flocculation units; installations for water and/or fluid filtration; water filtration machines; grit removal and filtration units; ion exchange filtration installations; marine bilge and wastewater purification units; screen purification units; ultra filtration membrane units; filtration membranes; water and wastewater purifying and treating equipment; clarifiers and biological treatment reactors and parts and fittings therefor for residential and municipal water works and industrial plants; aerobic sewage treatment units; filtering units for separating solid particles from liquids for commercial, industrial and municipal use; parts and fittings for all the aforesaid goods.
Sewage disposal and pumping equipment and parts therefor; oil and water separators; sewage and wastewater pumps; marine bilge pumps; sludge dewatering units; solids/liquids separation units; oil and grease separation units; replacement parts for oil and water separators; oil separators; water separators; aerators for sewage and wastewater treatment plants; sewage pumping stations; replacement parts therefor; parts and fittings for all the aforesaid goods. Water and wastewater treatment systems; aeration units aerobic, anaerobic and /or anoxic biological treatment installations; brine making installations; carbon absorption and/or filtration installations; purification, demineralization, and/or disinfectant installations; dissolved air flotation installations; gravity, pressure and/or fibrous depth micro filtration installations; flash mixers and/or flocculation units; installations for water and/or fluid filtration; water filtration machines; grit removal and filtration units; ion exchange filtration installations; marine bilge and wastewater purification units; screen purification units; ultra filtration membrane units; filtration membranes; water and wastewater purifying and treating equipment; clarifiers and biological treatment reactors and parts and fittings therefor for residential and municipal water works and industrial plants; aerobic sewage treatment units; filtering units for separating solid particles from liquids for commercial, industrial and municipal use; parts and fittings for all the aforesaid goods.
d is greater than or equal to the channel widths at substantially every channel depth less than “d”. The channel profile may be integral to the channel, or defined by a separately added component, and selectively be stepped, tapered and/or curved.
An input channel (and method of making an input channel) for the flow of waste water into a grit removal unit. The input channel has a depth D extending from the bottom to the top of the channel. One side wall of the channel is configured to vary the channel width over the depth of the channel, whereby (a) the width at the bottom of the channel is WB, (b) the width at the top of the channel is WT, and (c) the width at channel depth "d" above the bottom of the channel is Wd, wherein (i) 0 ≤ d ≤ D, (ii) WB < WT, and (iii) Wd is greater than or equal to the channel widths at substantially every channel depth less than "d". The channel profile may be integral to the channel, or defined by a separately added component, and selectively be stepped, tapered and/or curved.
A system for filtering organic molecules from an electrolyte solution, including a feed inlet line adapted to carry a solution with organic molecules, a filter vessel secured to the inlet line, and a pump adapted to introduce dissolved air into the solution in the feed inlet line. The filter vessel is a solvent extraction filter having coalescing media above a solution outlet at the bottom of the vessel and an organic vent outlet at the top of the vessel. The system operates by (a) dissolving air into the solution, (b) inputting the solution with dissolved air into the filter vessel, (c) outletting solution from the bottom vessel outlet to flow solution down through coalescing media, and (d) periodically venting floating organic molecules from the top of the vessel.
A grit removal unit for a waste water system, including a round grit removal chamber with an input for waste water and an output, a grit storage chamber beneath the grit removal chamber, and an opening between the grit storage chamber and the grit removal chamber. A vertical drive shaft extends through the grit removal chamber into the grit storage chamber, and is rotatable to facilitate waste water flow in the grit removal chamber whereby grit in the waste water is directed toward the opening. A grit size restrictor includes a shear secured to the drive shaft for rotation therewith (the shear including a plate extending radially from the drive shaft above the opening), a first set of bars extending across the opening, and a second set of bars secured to the bottom of the shear plate with the second set of bars positioned adjacent the first set of bars.
Water and wastewater treatment systems, comprising, sewage and wastewater pumps; aeration units; aerobic, anaerobic, and anoxic biological treatment installations; brine making installations; carbon absorption and filtration installations; chemical feeding and storage installations; purification, demineralization, and disinfectant installations; dissolved air flotation installations; gravity, pressure, and fibrous depth micro filtration installations; flash mixers and flocculation units; grit removal units; ion exchange filtration installations; marine bilge and wastewater purification units; screen purification units; sludge dewatering units; solids/liquids separation units; and oil and grease separation units; and ultra filtration membrane units
Water and wastewater treatment systems, comprising, sewage and wastewater pumps; aeration units; aerobic, anaerobic, and anoxic biological treatment installations; brine making installations; carbon absorption and filtration installations; chemical feeding and storage installations; purification, demineralization, and disinfectant installations; dissolved air flotation installations; gravity, pressure, and fibrous depth micro filtration installations; flash mixers and flocculation units; grit removal units; ion exchange filtration installations; marine bilge and wastewater purification units; screen purification units; sludge dewatering units; solids/liquids separation units; and oil and grease separation units; and ultra filtration membrane units
oil and water separators and replacement parts therefore water and wastewater purifying and treating equipment, namely, clarifiers and biological treatment reactors and parts thereof for residential and municipal water works and industrial plants; aerators for sewage and wastewater treatment plants; sewage disposal and pumping equipment, namely, sewage pumping stations and parts thereof and sludge concentrations
municipal and industrial water and wastewater treatment equipment for nitrogen control, phosphorus control, chlorine/disinfectant control and BOD and suspended solids reduction; namely, aeration tanks, clarifiers, sludge storage tanks, flow equalization controls, filters, chemical feed pumps, chlorination tanks, dechlorination tanks, filter backwash storage tanks, anoxic tanks, recycle pumps, air blowers, electrical controls and chemical feed controls sold as an unit
(1) Water purifying and treating equipment and parts thereof for municipal water works, and industrial plants; sewage disposal and pumping equipment and parts thereof; and pipe cleaning equipment.
