Abrégé

The invention relates to a precision resistive alloy based on copper (Cu) for producing a precision resistor, the alloy being characterised in that it consists of, in wt%: - manganese (Mn) in an amount of between 20.0 and 23.0%; - nickel (Ni) in an amount of between 4.5 and 8.0%; - tin (Sn) in an amount of between 0.2 and 2.0%; - optionally silicon (Si) in an amount of between 0.02 and 0.15%, in accordance with Sn+4*Si<2.0%, the remainder being copper and unavoidable impurities, and in which alloy the ratio (in wt%) of the amount of Mn to the amount of Ni is between 3.0 and 5.0. The alloy of the invention could, in particular, be used in the production of precision resistors, or in battery measurement and control systems, in shunts or in strain gauges.

Classes IPC  ?

• C22C 9/05 - Alliages à base de cuivre avec le manganèse comme second constituant majeur
• C22F 1/08 - Modification de la structure physique des métaux ou alliages non ferreux par traitement thermique ou par travail à chaud ou à froid du cuivre ou de ses alliages
• C22C 9/06 - Alliages à base de cuivre avec le nickel ou le cobalt comme second constituant majeur

Produits et services

(1) Métaux communs et leurs alliages; cuivre brut ou mi-ouvré, alliages cuivreux, nickel et alliages de nickel, cuivre; alliages légers; aluminium et titane; aciers; aciers inoxydables; alliages duplex; alliages super duplex; pièces métalliques de construction; tubes métalliques; barres métalliques; bandes de laminés métalliques; fils ronds métalliques; profilés métalliques; ébauches creuses métalliques; planches métalliques. (1) Collecte des copeaux métalliques. (2) Traitement des métaux; moulage des métaux; coulage des métaux; extrusion des métaux; laminage des métaux; forgeage libre des métaux; estampage et matriçage des métaux; étirage des métaux; tréfilage des métaux; frappe à froid des métaux; découpe à froid des métaux; poinçonnage des métaux; tournage des métaux; fraisage des métaux; alésage des métaux; traitement thermiques des métaux; traitement de surface des métaux.

Produits et services

Common metals and their alloys; unwrought or semi-wrought copper, copper alloys, nickel and nickel alloys, copper; light alloys; aluminum and titanium; steels; stainless steels; duplex alloys; duplex super alloys; parts of metal for building; tubes of metal; bars of metal; laminated metal strips; round wires of metal; metal profiles; hollow blanks of metal; panels of metal. Treatment of metals; molding of metals; metal casting; extrusion of metals; rolling of metals; open-die forging of metals; stamping and drop-forging of metals; drawing of metals; wire drawing of metals; cold stamping of metals; cold cutting of metals; punching of metals; turning of metals; milling of metals; boring of metals; heat treatment of metals; surface treatment of metals. Metal chip collection.

Produits et services

Common metals unwrought and semi-worked, for further manufacture Sawmill services; sawmill planing, embroidering, sewing; cutting of metals, polishing of metal, metal plating; preservation services resulting in changes in an object, namely, metal treating; tin plating Precious metals and their alloys and objects made of these materials or coated therewith excluding cutlery, forks and spoons, namely, jewelry made of precious metals; jewelry, precious stones; timepieces and chronometric instruments

Abrégé

The electrode for welding sheets of steel or aluminum, with a conductivity greater than or equal to 90% IACS and made of an alloy including, by weight based on the total weight of the alloy, chromium in a proportion higher than or equal to 0.1% and lower than 0.4%, between 0.02 and 0.04% of zirconium, lower than 0.015% of phosphorus, the remainder being copper and less than 0.1% of unavoidable impurities. The electrode structure advantageously includes incoherent chromium precipitates, more than 90% of which have a projected surface area of less than 1 μm2, the precipitates having a size of between 10 and 50 nm. The electrode has a fiber structure of radial fibers, each fiber having a thickness of less than 1 mm and a substantially central fibreless region that has a diameter of less than 5 mm. The invention also relates to a method for producing the electrode.

Classes IPC  ?

• B23K 35/02 - Baguettes, électrodes, matériaux ou environnements utilisés pour le brasage, le soudage ou le découpage caractérisés par des propriétés mécaniques, p.ex. par la forme
• B23K 35/30 - Emploi de matériaux spécifiés pour le soudage ou le brasage dont le principal constituant fond à moins de 1550 C
• B23K 35/40 - Fabrication de fils ou de barres pour le brasage ou le soudage
• B23K 11/30 - Caractéristiques relatives aux électrodes

Produits et services

Alloys of common metal; unwrought or semi-wrought copper; nickel; copper alloys; nickel alloys.

Produits et services

Alloys of common metal; unwrought or semi-wrought copper; nickel; copper alloys; nickel alloys

Abrégé

The invention relates to a copper-based alloy comprising, at its surface, an active contact layer, and consisting of: - between 2 and 10% zinc, - an element chosen from iron (0.5 to 3%), cobalt (0.5 to 3%), nickel (0.5 to 3%), manganese (0.5 to 2%), tin (0.1 to 1%), or a combination of several elements chosen from Fe (<3%), Co (<3%), Ni (<3%), Mn (≤2%), Sn (≤1%), the proportion of the combination being between 0.5 and 3%, - between 0.2 and 4% silicon, the remainder of the alloy being copper (>85%) and unavoidable impurities, the layer having a thickness of between 5 and 50 nm and consisting of at least three elements chosen from carbon, oxygen, nitrogen, chlorine and sulfur, the proportion of this combination being at least 25 wt%, the remainder of the layer consisting of elements of the alloy.

Classes IPC  ?

• C22C 9/04 - Alliages à base de cuivre avec le zinc comme second constituant majeur
• B32B 15/20 - Produits stratifiés composés essentiellement de métal comportant de l'aluminium ou du cuivre
• C23C 8/00 - Diffusion à l'état solide uniquement d'éléments non métalliques dans la couche superficielle de matériaux métalliques; Traitement chimique de surface par réaction entre le matériau métallique de la surface et un gaz réactif, laissant dans le revêtement des produits de la réaction, p.ex. revêtement de conversion, passivation des métaux
• A01N 59/20 - Cuivre

Produits et services

Valves; pumps; axles for machines; bearing parts, namely, slide bearings; nut runners; bearings for transmission shafts; couplings for motor parts (machines); tools, mechanically powered tools.

Produits et services

Knobs of metal, door handles of metal; door plates of metal, elevator buttons of metal; ironmongery and small items of metal hardware; common metal alloy. Hand-operated hand tools and implements, scissors, cutlery, razor blades. Medical and surgical implants of metal; surgical instruments, scissors for surgery, scalpels, knives for surgery; cutlery [surgical]; forceps; prostheses; medical waste containers.

Produits et services

(1) Valves, à savoir valves en tant que pièces de machine; pompes, à savoir pompes pour les machines de pompage de puits de pétrole; pièces de paliers, à savoir coussinets antifriction pour machines ; boulonneuses, à savoir clés pneumatiques à serrer les écrous ; raccords pour pièces de moteur (machines), à savoir accouplements de machines ; outils, à savoir machines électriques pour découper, façonner et pour les finitions des métaux ; outils entraînés mécaniquement, à savoir machines-outils à travailler les métaux, machines-outils à couper, percer et broyer la pierre.

Produits et services

Valves namely, valves being part of machines; Pumps namely, pumps for machines and for oil-well pumping machines, namely, onshore, offshore and subsea oil pumps; Axles for machines; Bearing parts, namely, slide bearings for machines; Pneumatic nut runners; Bearings for transmission shafts being parts of machines; Couplings for motor parts for machines; Power tools, namely, power operated machine tools, namely, powered machines for cutting or shaping or finishing metals or other materials; Mechanically powered tools namely, metalworking machine tools, machine tools for cutting, drilling and crushing rock

Produits et services

Unwrought or semi-worked common metals; alloys of common metals; unwrought or semi-wrought copper; zinc; cupreous alloys; copper and zinc alloys; building materials of metal; unwrought or semi-wrought brass; lead-free copper alloys with environmental and ecological qualities.

Produits et services

Unwrought or semi-worked common metals; alloys of common metals; unwrought or semi-wrought copper; nickel; aluminum; cupreous alloys; copper, nickel and aluminum alloys; building materials of metal.

Abrégé

2, the incoherent chromium precipitates having a size at least between 10 and 50 nm. The electrode further has a fibrous structure that is visible in a cross-section of the active surface of the electrode following surfacing and chemical etching. The fibrous structure includes a plurality of radial fibers having a thickness of less than 1 mm and of a substantially central fiberless region that has a diameter of less than 3 mm. The electrical conductivity of the electrode is greater than 85% IUPAC. The method for obtaining the electrode in a continuous casting process as well as to a use of the electrode in a resistive spot welding process.

Classes IPC  ?

• B23K 35/32 - Emploi de matériaux spécifiés pour le soudage ou le brasage dont le principal constituant fond à plus de 1550°C
• B23K 35/22 - Baguettes, électrodes, matériaux ou environnements utilisés pour le brasage, le soudage ou le découpage caractérisés par la composition ou la nature du matériau
• B23K 35/30 - Emploi de matériaux spécifiés pour le soudage ou le brasage dont le principal constituant fond à moins de 1550 C
• B22D 11/00 - Coulée continue des métaux, c. à d. en longueur indéfinie
• B23K 35/02 - Baguettes, électrodes, matériaux ou environnements utilisés pour le brasage, le soudage ou le découpage caractérisés par des propriétés mécaniques, p.ex. par la forme
• B23K 35/40 - Fabrication de fils ou de barres pour le brasage ou le soudage
• B23K 9/24 - Caractéristiques relatives aux électrodes

Produits et services

Unwrought or semi-worked common metals; alloys of common metals; unwrought or semi-wrought copper; nickel; aluminum; cupreous alloys; copper, nickel and aluminum alloys

Produits et services

Unwrought or semi-worked common metals; alloys of common metals; unwrought or semi-wrought copper; copper-based alloys; building materials of metal. Electrodes for welding machines; electrodes for resistance welding.

Produits et services

Unwrought or semi-worked common metals; alloys of common metals; unwrought or semi-wrought copper; copper-based alloys; building materials of metal, namely, metal welding rods Electrodes for welding machines; electrodes for resistance welding

Produits et services

Unwrought or semi-worked common metals; alloys of common metals; unwrought or semi-wrought copper; zinc; cupreous alloys; copper and zinc alloys; unwrought or semi-wrought brass; lead-free copper alloys with environmental and ecological qualities

Abrégé

The invention relates to an electrode for welding sheets of steel or aluminium, with a conductivity greater than or equal to 90% IACS and made of an alloy consisting, by weight based on the total weight of the alloy, of chromium in a proportion higher than or equal to 0.1% and lower than 0.4%, between 0.02 and 0.04% of zirconium, lower than 0.015% of phosphorus, the remainder being copper and less than 0.1% of unavoidable impurities, the electrode structure advantageously comprising incoherent chromium precipitates, more than 90% of which have a projected surface area of less than 1 um2, the precipitates having a size of between 10 and 50 nm, the electrode having a fibre structure consisting of radial fibres having a thickness of less than 1 mm and a substantially central fibreless region that has a diameter of less than 5 mm. The invention also relates to a method for producing the electrode.

Classes IPC  ?

• C22F 1/08 - Modification de la structure physique des métaux ou alliages non ferreux par traitement thermique ou par travail à chaud ou à froid du cuivre ou de ses alliages
• B22D 11/00 - Coulée continue des métaux, c. à d. en longueur indéfinie
• B23K 35/02 - Baguettes, électrodes, matériaux ou environnements utilisés pour le brasage, le soudage ou le découpage caractérisés par des propriétés mécaniques, p.ex. par la forme
• B23K 35/30 - Emploi de matériaux spécifiés pour le soudage ou le brasage dont le principal constituant fond à moins de 1550 C
• B23K 35/40 - Fabrication de fils ou de barres pour le brasage ou le soudage
• C22C 9/00 - Alliages à base de cuivre

Abrégé

The invention relates to an electrode for welding sheets of steel or aluminium, with a conductivity greater than or equal to 90% IACS and made of an alloy consisting, by weight based on the total weight of the alloy, of chromium in a proportion higher than or equal to 0.1% and lower than 0.4%, between 0.02 and 0.04% of zirconium, lower than 0.015% of phosphorus, the remainder being copper and less than 0.1% of unavoidable impurities, the electrode structure advantageously comprising incoherent chromium precipitates, more than 90% of which have a projected surface area of less than 1 um2, the precipitates having a size of between 10 and 50 nm, the electrode having a fibre structure consisting of radial fibres having a thickness of less than 1 mm and a substantially central fibreless region that has a diameter of less than 5 mm. The invention also relates to a method for producing the electrode.

Classes IPC  ?

• C22F 1/08 - Modification de la structure physique des métaux ou alliages non ferreux par traitement thermique ou par travail à chaud ou à froid du cuivre ou de ses alliages
• C22C 9/00 - Alliages à base de cuivre
• B23K 35/30 - Emploi de matériaux spécifiés pour le soudage ou le brasage dont le principal constituant fond à moins de 1550 C
• B22D 11/00 - Coulée continue des métaux, c. à d. en longueur indéfinie
• B23K 35/40 - Fabrication de fils ou de barres pour le brasage ou le soudage
• B23K 35/02 - Baguettes, électrodes, matériaux ou environnements utilisés pour le brasage, le soudage ou le découpage caractérisés par des propriétés mécaniques, p.ex. par la forme

Produits et services

(1) Common metals, unwrought or semi-wrought; alloys of common metal; copper, unwrought or semi-wrought; nickel; aluminum alloys; copper alloys; alloys of copper, nickel and aluminum.

Produits et services

Materials of metal with surface coatings for appearance parts.

Produits et services

(1) Common metals, unwrought or semi-wrought; alloys of common metal; copper, unwrought or semi wrought; zinc; copper alloys; copper and zinc alloys; brass, unwrought or semi-wrought; copper alloys having environmental and ecological qualities, namely, that they are made without lead

Produits et services

(1) Common metals, unwrought or semi-wrought; alloys of common metals; copper, unwrought or semi wrought; copper alloys (2) Electrodes for welding machines; electrodes for resistance welding;

Produits et services

Materials of metal with surface coatings for appearance parts

Produits et services

(1) Metal alloys presenting a coating against corrosion and scratch to be used in the jewelry industry, in the manufacture of metal clamps and chains of metal for leather goods industry, home appliances industry, architectural ironmongery industry, public transport industry, and surface finishing of metals industry

Produits et services

Common metals and their alloys; unwrought or semi-wrought copper, copper alloys, nickel and nickel alloys, copper; light alloys; aluminum and titanium; steels; stainless steels; duplex alloys; duplex super alloys; parts of metal for building; tubes of metal; bars of metal; laminated metal strips; round wires of metal; metal profiles; hollow blanks of metal; panels of metal. Metal chip collection. Treatment of metals; molding of metals; metal casting; extrusion of metals; rolling of metals; open-die forging of metals; stamping and drop-forging of metals; drawing of metals; wire drawing of metals; cold stamping of metals; cold cutting of metals; punching of metals; turning of metals; milling of metals; boring of metals; heat treatment of metals; surface treatment of metals.

Produits et services

Tin; unwrought or semi-wrought copper; nickel; alloys of common metals; common metals, unwrought or semi-wrought; alloys of copper, nickel and tin; building materials of metal; nuts of metal; anti-friction metal; joints of metal. Machines for metal processing; machine tools for metal processing; metallurgical machinery; metallurgical machine tools; motors and engines; foundry machines; forging machines; foundry machines; machine tools for transforming, deforming or working metals or alloys. Treatment of metals; metal casting; soldering; milling; galvanization; metal tempering; chromium plating; tin plating; laminating; heat treatment of metals; machining parts for others [machining workshop services].

Produits et services

Tin ores; unwrought or semi-wrought copper; nickel ores; alloys of common metals; common metals, unwrought or semi-wrought; alloys of copper, nickel and tin; nuts of metal; anti-friction metal, namely, metal ores Treatment of metals; metal casting; soldering; mill working; galvanization; metal tempering; chromium plating; tin plating; metal laminating; heat treatment of metals; machine shop services, namely, machining parts for others

Produits et services

(1) Tin; unwrought or semi-wrought copper; nickel; alloys of common metal; unwrought or semi-wrought common metals; alloys of copper, nickel and tin; anti-friction metal. (1) Metal treating services; metal casting; soldering; mill working; galvanization; metal tempering; chromium plating; tin plating; laminating; heat treatment of metals; machining parts for others.

Abrégé

The invention relates to an electrode in which the metallurgical structure of the active surface comprises incoherent chromium precipitates, more than 90% of which have a surface of projection of less than 1 µm2, the incoherent chromium precipitates having a size at least between 10 and 50 nm. The disclosed electrode further has a fibrous structure that is visible in a cross-section of the active surface of the electrode following surfacing and chemical etching, said fibrous structure consisting of a plurality of radial fibers having a thickness of less than 1 mm and of a substantially central fiberless region that has a diameter of less than 3 mm, the electrical conductivity of the electrode being greater than 85% IUPAC. The invention also relates to a method for obtaining said electrode in a continuous casting process as well as to a use of the electrode in a resistive spot welding process.

Classes IPC  ?

• B23K 35/30 - Emploi de matériaux spécifiés pour le soudage ou le brasage dont le principal constituant fond à moins de 1550 C
• B22D 11/00 - Coulée continue des métaux, c. à d. en longueur indéfinie
• B23K 35/40 - Fabrication de fils ou de barres pour le brasage ou le soudage
• B23K 35/02 - Baguettes, électrodes, matériaux ou environnements utilisés pour le brasage, le soudage ou le découpage caractérisés par des propriétés mécaniques, p.ex. par la forme
• C22C 9/00 - Alliages à base de cuivre

Produits et services

Common metals and their alloys; stainless steel. Printed matter (printing products); writing instruments; pen tips; steel pens; balls for ball-point pens.

Produits et services

Electrodes for resistance welding.

Produits et services

Electrodes for resistance welding

Produits et services

Materials of metal with surface coatings for visible parts.

Produits et services

Knobs of metal; Door handles of metal; Door signs of metal; Buttons, of metal, for lifts; Ironmongery, small items of metal hardware; Alloys of common metal. Hand tools and implements (hand-operated); Scissors; Cutlery; Razor blades. Medical and surgical implants of metal; Surgical instruments; Scissors for surgery; Scalpels; Knives for surgical purposes; Cutlery (surgical); Forceps; Prostheses; Containers for medical waste.

Produits et services

Alliages de cuivre sous forme de fils, barres, laminés et profilés. Alliages de cuivre sous forme de fils, barres, laminés et profilés pour l'électricité.

Produits et services

Métaux communs bruts et mi-ouvrés et leurs alliages; ancres, enclumes, cloches, matériaux à bâtir laminés et fondus; rails et autres matériaux métalliques pour les voies ferrées; chaînes (à l'exception des chaînes motrices pour véhicules); câbles et fils métalliques non électriques; serrurerie; tuyaux métalliques; coffres-forts et cassettes; billes d'acier; fers à cheval; clous et vis; autres produits en métal (non précieux) non compris dans d'autres classes; minerais. Machines et machines-outils; moteurs (excepté pour véhicules terrestres); accouplements et courroies de transmission (excepté pour véhicules terrestres); grands instruments pour l'agriculture; couveuses. Traitement de matériaux; services de recherche, d'études et de consultations se rapportant à la métallurgie.

Produits et services

Chemical products for use in industry, science, photography, agriculture, horticulture and forestry; soil fertilizers (natural and artificial); fire-extinguishing compositions; chemical preparations for tempering and welding; chemical substances for preserving foodstuffs; tanning materials; adhesive substances for industrial use. Paints, varnishes, lacquers; preservatives against rust and against deterioration of wood; dyestuffs; mordants; natural resins; metal foils and powders for painters and decorators. Metal. Precious metals and their alloys and objects made of these materials or coated therewith (excluding cutlery, forks and spoons); jewelry, precious stones; timepieces and other chronometric instruments. Building materials, natural and artificial stones, cement, lime, mortar, plaster and gravel; sandstone or cement pipes; road building products; asphalt, pitch and bitumen; transportable houses, monument of stone; chimneys. Services rendered during the production process of any product other than a building; processing of agricultural produce for others (wine-making, distilling, threshing, fruit pressing, flour milling); sawmill; planing, embroidering, sewing; dyeing; cutting, polishing, metal plating; preservation services resulting in changes in an object; dyeing of fabrics or clothing; anti-moth treatment for fabrics; fabric waterproofing; binding of documents; tin plating.