An industrial furnace and a method for roasting or regenerating spent petroleum catalysts. The furnace particularly includes a device to set the catalysts in motion along the bottom of the furnace to cause the catalysts to circulate from the inlet towards the outlet of the furnace; a first zone decarbonizing the spent catalysts to obtain decarbonized catalysts, followed by: a second zone including a plurality of oxygen feed devices distributed along the length of the second zone and placing the decarbonized catalysts in contact with the oxygen feed, the second zone desulfurizing the decarbonized catalysts to obtain roasted or regenerated catalysts.
B01J 38/24 - Lit mobile, p.ex. la charge se déplaçant verticalement ou horizontalement avec un flux de gaz contenant de l'oxygène et la substance, à mouvement transversal, c. à d. latéral
F27B 19/04 - Combinaisons de différents genres de fours qui ne sont pas tous couverts par un seul des groupes principaux disposés pour un travail conjugué
C22B 7/00 - Mise en œuvre de matériaux autres que des minerais, p.ex. des rognures, pour produire des métaux non ferreux ou leurs composés
C22B 34/20 - Obtention du niobium, du tantale ou du vanadium
The invention relates to an industrial furnace and to a method for roasting or regenerating spent molybdenum-based petroleum catalysts containing sulfur and carbon. The furnace comprises, in particular, a device for moving the catalysts along the bottom of the furnace in order to make them circulate from the inlet to the outlet of the furnace; a first decarbonising zone of the spent catalysts for providing decarbonised catalysts, followed by a second zone comprising a plurality of oxygen introduction devices distributed over the length of the second zone and placing the decarbonised catalysts in contact with the introduced oxygen, the second zone desulfurising the decarbonised catalysts in order to provide roasted or regenerated catalysts.
B01J 23/887 - Molybdène contenant de plus d'autres métaux, oxydes ou hydroxydes prévus dans les groupes
B01J 23/94 - Régénération ou réactivation de catalyseurs contenant des métaux, oxydes ou hydroxydes du cuivre ou des métaux du groupe du fer
B01J 38/24 - Lit mobile, p.ex. la charge se déplaçant verticalement ou horizontalement avec un flux de gaz contenant de l'oxygène et la substance, à mouvement transversal, c. à d. latéral
F27B 9/14 - Fours dans lesquels la charge est déplacée mécaniquement, p.ex. du type tunnel; Fours similaires dans lesquels la charge se déplace par gravité caractérisés par le procédé de déplacement de la charge pendant le traitement
The invention relates to an industrial furnace and to a method for roasting or regenerating spent molybdenum-based petroleum catalysts containing sulfur and carbon. The furnace comprises, in particular, a device for moving the catalysts along the bottom of the furnace in order to make them circulate from the inlet to the outlet of the furnace; a first decarbonising zone of the spent catalysts for providing decarbonised catalysts, followed by a second zone comprising a plurality of oxygen introduction devices distributed over the length of the second zone and placing the decarbonised catalysts in contact with the introduced oxygen, the second zone desulfurising the decarbonised catalysts in order to provide roasted or regenerated catalysts.
B01J 38/24 - Lit mobile, p.ex. la charge se déplaçant verticalement ou horizontalement avec un flux de gaz contenant de l'oxygène et la substance, à mouvement transversal, c. à d. latéral
B01J 23/94 - Régénération ou réactivation de catalyseurs contenant des métaux, oxydes ou hydroxydes du cuivre ou des métaux du groupe du fer
B01J 23/887 - Molybdène contenant de plus d'autres métaux, oxydes ou hydroxydes prévus dans les groupes
F27B 9/14 - Fours dans lesquels la charge est déplacée mécaniquement, p.ex. du type tunnel; Fours similaires dans lesquels la charge se déplace par gravité caractérisés par le procédé de déplacement de la charge pendant le traitement
The present invention relates to a steel composition containing, in percentages by weight of the total composition: carbon: 0.06-0.20, preferably 0.08-0.18; chromium: 2.5-5.0, preferably 3.0-4.5; molybdenum: 4.0-6.0; tungsten: 0.01-3.0; vanadium: 1.0-3.0, preferably 1.5-2.5; nickel: 2.0-4.0; cobalt: 9.0-12.5, preferably, 9.5-11.0; iron: the remainder, as well as inevitable impurities, optionally further comprising one or more of the following elements: niobium: < 2.0; nitrogen: < 0.50, preferably < 0.20; silicon: < 0.70, preferably 0.05-0.50; manganese: < 0.70, preferably 0.05-0.50; aluminium: < 0.15, preferably < 0.10; with the combined content of niobium + vanadium ranging from 1.0 to 3.5; and the carbon + nitrogen content ranging from 0.06 to 0.50. The invention further relates to a method for manufacturing the above composition, the steel blank obtained therewith, and a mechanical body or injection system comprising said blank.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
Produits et services
Common metals and their alloys; Alloyed iron, Waelz oxide, cast stainless steel. Advertising; Business management; Business administration; Office functions; Presentation of goods on communication media, for sales purposes; Providing of business information in relation to advertising; Wholesaling and retailing of common metals and their alloys, ferro-alloys, Waelz oxide, slag and manganese slag, cast stainless steel and sodium sulphate; Preparation and conducting of trade fairs and exhibitions for commercial and advertising purposes; Marketing services; Conducting business; Business organisation. Treatment, recovery and transformation of materials, namely catalysts, alkaline batteries, saline batteries, NiMH batteries and Li-ion batteries by pyrometallurgical and hydrometallurgical processes or other processes; Processing and reclamation of metallurgical and other industrial waste.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
Produits et services
Common metals and their alloys; Alloyed iron, Waelz oxide, cast stainless steel. Advertising; Business management; Business administration; Office functions; Presentation of goods on communication media, for sales purposes; Providing of business information in relation to advertising; Wholesaling and retailing of common metals and their alloys, ferro-alloys, Waelz oxide, slag and manganese slag, cast stainless steel and sodium sulphate; Preparation and conducting of trade fairs and exhibitions for commercial and advertising purposes; Marketing services; Conducting business; Business organisation. Treatment, recovery and transformation of materials, namely catalysts, alkaline batteries, saline batteries, NiMH batteries and Li-ion batteries by pyrometallurgical and hydrometallurgical processes or other processes; Processing and reclamation of metallurgical and other industrial waste.
The present invention relates to a case-hardenable and/or nitridable steel composition comprising, in percentages by weight of the total composition: carbon: 0.05-0.40, preferably 0.10-0.30; chromium: 2.50-5.00, preferably 3.00-4.50; molybdenum: 4.00-6.00; tungsten: 0.01-1.80, preferably 0.02-1.50; vanadium: 1.00-3.00, preferably 1.50-2.50; nickel: 2.00-4.00; cobalt: 2.00-8.00, preferably 3.00-7.00; iron: balance and also the inevitable impurities, optionally additionally comprising one or more of the following elements: niobium: ≤ 2.00; nitrogen: ≤ 0.50, preferably ≤ 0.20; silicon: ≤ 0.70, preferably 0.05-0.50; manganese: ≤ 0.70, preferably 0.05-0.50; aluminum: ≤ 0.15, preferably ≤ 0.10; the combined content of niobium + vanadium being within the range 1.00-3.50; and the content of carbon + nitrogen being within the range 0.05-0.50. It also relates to the process for the manufacture thereof, to the steel blank obtained and to a mechanical member comprising same.
C21D 9/36 - Traitement thermique, p.ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliers; Fours à cet effet pour galets de roulement
C21D 9/40 - Traitement thermique, p.ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliers; Fours à cet effet pour roulements de paliers
C23C 8/22 - Carburation de la couche superficielle de matériaux ferreux
C23C 8/26 - Nitruration de la couche superficielle de matériaux ferreux
C23C 8/32 - Carbo-nitruration de la couche superficielle de matériaux ferreux
A carburisable steel alloy suitable for bearing components comprising, in percent by weight: C 0.05-0.5 wt.% Cr 2.5-5.0 wt. %, Mo 4-6 wt.%, W 2-4.5 wt.%, V 1 -3 wt.%, Ni 2-4 wt.%, Co 2-8 wt.%, optionally one or more of the following elements: Nb 0-2 wt. % N 0-0.5 wt.% Si 0-0.7 wt.%, Mn 0-0.7 wt.%, Al 0-0.1 5 wt.%, wherei n the combined amount of Nb+V is within the range 1 -3.5 wt.%, the combined amount of C+N is within the range 0.05-0.5 wt. %, the balance being Fe and unavoidable impurities.
C22C 38/44 - Alliages ferreux, p.ex. aciers alliés contenant du chrome et du nickel et du molybdène ou du tungstène
C22C 38/46 - Alliages ferreux, p.ex. aciers alliés contenant du chrome et du nickel et du vanadium
C22C 38/52 - Alliages ferreux, p.ex. aciers alliés contenant du chrome et du nickel et du cobalt
10.
MAGNETOCALORIC PLATE FOR A MAGNETIC COOLING ELEMENT AND METHOD FOR THE PRODUCTION THEREOF, BLOCK FOR MAGNETIC COOLING ELEMENT COMPRISING SAME AND METHODS FOR THE PRODUCTION THEREOF, AND MAGNETIC COOLING ELEMENT COMPRISING SAID BLOCKS
The invention relates to a plate (2-5) for a magnetic cooling element consisting of an assembly of blocks (1), formed from a powder (10) of at least one magnetocaloric material, characterised in that said material is an intermetallic magnetocaloric material, in that the plate has a thickness of between 5 and 500 μm, and in that the plate is formed by means of a strip-casting method. The invention also relates to a block (1) of a magnetic cooling element, characterised in that it consists of a stack of such magnetocaloric plates (2-5). The invention further relates to a magnetic cooling element consisting of a succession of such blocks (1), and to the methods for producing such a plate (2-5) and such a block (1).
H01F 1/01 - Aimants ou corps magnétiques, caractérisés par les matériaux magnétiques appropriés; Emploi de matériaux spécifiés pour leurs propriétés magnétiques en matériaux inorganiques
H01F 41/16 - Appareils ou procédés spécialement adaptés à la fabrication ou à l'assemblage des aimants, des inductances ou des transformateurs; Appareils ou procédés spécialement adaptés à la fabrication des matériaux caractérisés par leurs propriétés magnétiques pour appliquer des pellicules magnétiques sur des substrats le matériau magnétique étant appliqué sous forme de particules, p.ex. par sérigraphie
11.
ONE-PIECE PART INCLUDING A MAGNETOCALORIC MATERIAL INCLUDING AN ALLOY INCLUDING IRON AND SILICON AND AT LEAST ONE LANTHANIDE, AND METHOD FOR MANUFACTURING SAID ONE-PIECE PART
The invention relates to a one-piece part containing at least one magnetocaloric material including an alloy including iron and silicon and at least one lanthanide, characterized in that: said part comprises a base located in a first plane defined by a first direction (Dx) and a second direction (Dy), and a set of N unit blades (La,i) rigidly connected to said base; said blades have a first dimension (D Lai, x) in the first direction, a second dimension (DLai,y) in the second direction and a third dimension (D Lai,,) in a third direction (Dz) perpendicular to the first and second directions; an ith blade is separated from a (i+1)th blade by an ith distance (di); the ratio between the second dimension and the first dimension is great than or equal to 10; the ratio between the third dimension and the first dimension is greater than or equal to 6; and the first dimension is of the same order of magnitude as the distance between an ith blade and a (i+1)th blade. The magnetocaloric material may be a rare earth alloy or a composite material containing a polymer binder and a rare earth alloy. The invention also relates to an extrusion method for producing the one-piece parts of the invention.
F25B 21/00 - Machines, installations ou systèmes utilisant des effets électriques ou magnétiques
F28F 3/04 - Eléments ou leurs ensembles avec moyens pour augmenter la surface de transfert de chaleur, p.ex. avec des ailettes, avec des évidements, avec des ondulations les moyens faisant partie intégrante de l'élément
12.
METHOD FOR MANUFACTURING A MAGNETOCALORIC ELEMENT, AND MAGNETOCALORIC ELEMENT THUS OBTAINED
A method for manufacturing a magnetocaloric element comprising the following steps: - a powder of a magnetocaloric alloy is prepared, with the composition: La1-x(Ce, Pr)x(Fe1-z-vMnzCov)1-ySiy)wXn wherein: - X is one or more elements chosen from among H, C, N and B; - x = 0 to 0.5; - y = 0.05 to 0.2; - z = 0 to 0.15; - v = 0 to 0.15; - w = 12 to 16; - n = 0 to 3.5; the rest being impurities, with a maximum content of 4% by weight, preferably a maximum content of 2% by weight, of rare earth elements other than La, Ce and Pr, and a maximum content of 2% by weight for the other impurities, the preparation of the powder comprising the following steps: - a liquid alloy (4) is prepared; - it is solidified in the form of a powder of substantially spherical particles (14) of which the average diameter is between 10 and 100 mm by atomisation of a jet (8) using an inert gas; - said powder (14) is thermally treated by heating to a temperature of 900 to 1200°so that at least 70% thereof by weight has an NaZn13 structure; - optionally a hydriding and/or nitriding and/or carburising and/or carbonitriding treatment is performed to give n its final value; said powder (14) is dispersed in a matrix formed by one or more organic binders in order to form a mixture comprising 40 to 80% powder by volume; - said mixture is shaped.
H01F 1/01 - Aimants ou corps magnétiques, caractérisés par les matériaux magnétiques appropriés; Emploi de matériaux spécifiés pour leurs propriétés magnétiques en matériaux inorganiques
14 - Métaux précieux et leurs alliages; bijouterie; horlogerie
Produits et services
Metal powders, in spherical or irregular form, in any size
and varied chemical composition, of low alloy steels,
stainless steels, tool steels, rapid steels, refractory
steels and similar steels, nickel alloys, cobalt alloys,
copper alloys, titanium alloys, tin alloys, metal matrix
composite materials, or other metals; shaped parts namely
capsules, billets, blocks, bars, profiles, wires, sheets,
strips and tubes made from these metal powders or of these
steels or of these alloys or of these composites. Metal powders, in spherical or irregular form, in any size,
made of silver alloys or gold alloys.
14 - Métaux précieux et leurs alliages; bijouterie; horlogerie
Produits et services
Metal powders, in spherical or irregular form, in any size and varied chemical composition, of low alloy steels, stainless steels, tool steels, rapid steels, refractory steels and similar steels, nickel alloys, cobalt alloys, copper alloys, titanium alloys, tin alloys, metal matrix composite materials, or other metals; shaped parts, namely, capsules, billets, blocks, bars, profiles, wires, sheets, strips and tubes made from these metal powders or of these steels or of these alloys or of these composites Metal powders, in spherical or irregular form, in any size, made of silver alloys or gold alloys
Metal powders having spherical or irregular shape, of any
size and consisting of various chemical compositions,
comprising low-alloy steels, stainless steels, tool steels,
high-speed steels, refractory steels and similar products,
nickel alloys, cobalt alloys, copper alloys, titanium
alloys, tin alloys, silver alloys or gold alloys, composite
materials with a metal matrix, or other metals; products
made from these metal powers or from these alloys, or from
these composites, particularly shaped parts, products such
as capsules, billets, blocks, bars, shapes, wires, sheets
and plates, bands, tubes.
Common metals in powder form having spherical or irregular shape, of any size and consisting of various chemical compositions, comprising low-alloy steels, stainless steels, tool steels, high-speed steels, refractory steels, and similar products, nickel alloys, cobalt alloys, copper alloys, titanium alloys, tin alloys, silver alloys, or gold alloys, composite materials with a metal matrix, or other metals; products made from these metal powders or from these alloys, or from the composites, namely, billets, blocks, non-electric wires, sheets and metal shaped parts, capsules, bars, metal profiles, bands, plates and tubes, all for use in further manufacture
37 - Services de construction; extraction minière; installation et réparation
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Apparatus and processing units for the reclamation of waste of all kinds and industrial and metallurgical waste. Installations of all kinds of apparatus and processing units for the reclamation of waste of all kinds and industrial and metallurgical waste; installation services for the processing and transformation of waste. Treatment, reclamation and transformation of materials, waste, industrial waste, metallurgical waste, using pyro-and hydro-metallurgical processes, or other processes; processing and reclamation of metallurgical and other industrial waste. Studies and research into all processes, apparatus, systems and installations for the processing and reclamation of waste, industrial co-products or other.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
06 - Métaux communs et minerais; objets en métal
Produits et services
Produits chimiques destinés à l'industrie, aux sciences, à
la photographie, ainsi qu'à l'agriculture, l'horticulture et
la sylviculture; résines artificielles à l'état brut,
matières plastiques à l'état brut; engrais pour les terres;
compositions extinctrices; préparations pour la trempe et la
soudure des métaux; produits chimiques destinés à conserver
les aliments; matières tannantes; adhésifs (matières
collantes) destinés à l'industrie. Métaux communs et leurs alliages; matériaux de constructions
métalliques, constructions transportables métalliques;
matériaux métalliques pour les voies ferrées, câbles et fils
métalliques non électriques; serrurerie métallique non
électrique, quincaillerie métallique; tuyaux métalliques;
coffres-forts; minerais.
Acier allié sous forme de lingots, barres, couronnes, tôles
et feuillard. Outils et instruments à main entraînés manuellement, à
savoir outils de coupe et lames.
Acier allié sous forme de lingots, barres, couronnes, tôles
et feuillard. Outils et instruments à main entraînés manuellement, à
savoir outils de coupe et lames.
