C22C 33 - Making ferrous alloys

Patents for C22C 33 - Making ferrous alloys (11,268)
11/2011
11/02/2011	CN102230123A Chromium-based modified wear-resistant cast iron and preparation method thereof
11/02/2011	CN102230122A Production method of nodular cast iron
11/02/2011	CN102230121A Refining method of T91 heat-resistant steel tube blank
11/02/2011	CN102230120A High-performance elastic alloy material for aerial hyperbaric cabin and production method thereof
11/02/2011	CN102230050A Method for controlling nitrogen content in 350 km/h and above heavy-rail steel
11/02/2011	CN101693978B Steel used for large-size hot-rolled ribbed rebar of 500MPa and smelting method thereof
10/2011
10/26/2011	EP2379764A1 A method of producing a diffusion alloyed iron or iron-based powder, a diffusion alloyed powder, a composition including the diffusion alloyed powder, and a compacted and sintered part produced from the composition
10/26/2011	EP2379763A1 Iron-carbon master alloy
10/26/2011	CN102226253A Carburized bearing steel for high-speed railways and preparation method thereof
10/26/2011	CN102226247A Casting technique of automobile platen cast
10/26/2011	CN102226246A Smelting method of stainless steel mother liquor
10/20/2011	WO2011129366A1 Powder for magnet
10/20/2011	US20110256017 High temperature cast iron with niobium and having compacted graphite structures
10/19/2011	EP2376249A2 Infiltration methods for forming drill bits
10/19/2011	EP2376248A1 Method for the manufacture of a metal part
10/19/2011	EP2376246A2 Composition of particulate materials for forming self- lubricating products in sintered steel, product in self- lubricating sintered steel and process for obtaining self-lubricating products in sintered steel
10/19/2011	EP1867742B1 Process for producing a high-strength steel plate and high-strength welded steel pipe excellent in ductile fracture performance
10/19/2011	CN102220542A Industrial production method of chromium-free white cast iron with high wear resistance
10/19/2011	CN102220540A Spheroidizing treatment technology by rush-in method
10/19/2011	CN102220539A Production technology of high-phosphorus iron casting
10/19/2011	CN102220538A Sintered neodymium-iron-boron preparation method capable of improving intrinsic coercivity and anticorrosive performance
10/19/2011	CN102218504A Method for manufacturing austempered ductile iron (ADI) front axle of heavy truck by sand casting
10/18/2011	US8038761 Iron-based sintered material and production method thereof
10/13/2011	WO2011125900A1 Sintered magnet and method for manufacturing sintered magnet
10/13/2011	WO2011125595A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125594A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125591A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125589A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125588A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125587A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125585A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125583A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125582A1 Permanent magnet and manufacturing method for permanent magnet
10/13/2011	WO2011125578A1 Method for recycling slurry, method for manufacturing rare-earth based sintered magnet, and apparatus for recycling slurry
10/12/2011	EP2374560A1 Wear-resistant material
10/12/2011	EP2373418A1 Cellular material for high-temperature applications and method for the production thereof
10/12/2011	CN102214510A Ferronickel soft magnetic material and manufacturing method thereof
10/12/2011	CN102212757A Alloy steel for large wind-driven power generation device and manufacturing process of workpiece made of same
10/12/2011	CN102212755A Low-alloy cast steel and application thereof in heavy lorry axle housing, raw materials and machining process
10/12/2011	CN102212753A Novel heat and abrasion resistant alloy steel material for hot stamping die
10/12/2011	CN102212749A Method for producing steel for high-efficiency alloy welding wires through continuous billet casting
10/12/2011	CN102212741A Multi-component alloy cast iron piston ring composition and production process of piston ring casting
10/12/2011	CN102212740A VN/TiN-powder-containing high-chromium cast iron and preparation method thereof, and wear-resistant part
10/12/2011	CN102212738A Production process for solving slag shrinkage holes of centrifugal cast cylinder sleeve
10/12/2011	CN102212737A Core-spun thread and method for implementing molten steel vanadium-nitrogen alloying
10/12/2011	CN102212736A Method for preparing niobium microalloy steel by using low-niobium molten iron
10/12/2011	CN102211202A Gas-solid phase reaction production method of nickel-free high-nitrogen stainless steel powder
10/12/2011	CN101812625B Smelting process of 1Cr13 stainless steel
10/12/2011	CN101775545B Low-alloy high-strength high-toughness wear-resistant steel plate and manufacturing method thereof
10/12/2011	CN101602433B Scraper of CuNiMo alloying isothermal quenching ductile iron scraper conveyor and preparation method
10/06/2011	WO2011122577A1 Rare earth sintered magnet, method for producing same, motor and automobile
10/05/2011	EP2370220A1 Lubricant for powder metallurgical compositions
10/05/2011	EP1753887B1 Heavy-duty engine component
10/05/2011	CN201999961U Gas whirling cooling type feed gun
10/05/2011	CN102209999A Method for producing rare earth sintered magnet and powder container for rare earth sintered magnet production
10/05/2011	CN102206792A Novel low alloy material sink roll
10/05/2011	CN102206787A Low-roll-force gas-transmission pipeline steel and production method thereof
10/05/2011	CN102206783A Molten steel alloying cored wire and method
10/05/2011	CN102206735A Production method of stainless steel motor shaft
10/05/2011	CN102206731A Vanadium and nitrogen alloying cored wire and method for molten steel
10/05/2011	CN101748338B High-strength cast steel for coupler of railway vehicle and manufacturing method thereof
10/05/2011	CN101705411B Inclusion application
10/05/2011	CN101660084B Engine camshaft chilled cast iron and manufacturing method thereof
10/05/2011	CN101565796B Sheet steel with tensile strength of 570Mpa for elbow pipe and production method thereof
10/04/2011	CA2569973C Powder metallurgical compositions and parts made therefrom
09/2011
09/29/2011	US20110238150 Bioerodible Medical Implants
09/28/2011	EP1853412B1 Guide tube end-piece, assembly and method
09/28/2011	CN201992997U 分斗式合金车料斗 Sub-alloy car hopper bucket
09/28/2011	CN102202816A Metallurgical composition of particulate materials, self-lubricating sintered product and process for obtaining self-lubricating sintered products
09/28/2011	CN102199719A Alloy for rare-earth magnet and producing method of alloy for rare-eartch magnet
09/28/2011	CN101649411B Fe-X-C grain refiner and preparation method thereof
09/28/2011	CN101392351B High efficiency and high strength dynamo steel and production method thereof
09/28/2011	CN101255773B H-shaped steel for electrified railroad contact network pillar as well as preparation technique thereof
09/22/2011	WO2011115547A1 A method for the manufacture of a wear pad for a band saw blade guide, such a wear pad, and the use of a steel material for producing the wear pad
09/22/2011	CA2792962A1 A method for the manufacture of a wear pad for a band saw blade guide, such a wear pad, and the use of a steel material for producing the wear pad
09/21/2011	EP2051826B1 Iron-based powder
09/21/2011	CN102191440A Economical antibacterial duplex stainless steel and preparation method thereof
09/21/2011	CN102191428A Fe-Co based bulk permanent magnet alloy having high coercive force and preparation method thereof
09/21/2011	CN102191426A Stainless steel wire for welding and method for smelting steel for wire
09/21/2011	CN102191423A Rare earth-alloy composite modifier applicable to wear-resistant iron-based alloy
09/21/2011	CN102191422A Preparation method of Fe2B bulk/steel-matrix composite
09/21/2011	CN102191350A Method and equipment for preparing cast tube molten iron
09/21/2011	CN102189264A Manufacturing method of rare earth alloy powder, rare earth alloy powder thereof and permanent magnet
09/21/2011	CN101876024B Production method for high-chrome continuous cast billet containing N duplex stainless steel of pipe blank
09/21/2011	CN101845582B Production method of high magnetic induction oriented silicon steel
09/21/2011	CN101724775B Prepration method for forming ZrO2 nanoparticles in molten steel
09/21/2011	CN101671797B High-phosphorous weather-proof steel cast-rolling thin strip with negative phosphorous segregation on surface and preparation method thereof
09/21/2011	CN101376951B High strength wire rod for bridge stay cable and suspended cable galvanized steel wire, and manufacturing method thereof
09/20/2011	CA2497393C Heat treatment of soft magnetic components
09/15/2011	WO2011111911A1 Composition for fe-based amorphous alloy having high oxidation resistance, method for preparing fe-based amorphous alloy powder, and fe-based amorphous alloy powder prepared thereby.
09/14/2011	EP1412549B1 Bundle drawn stainless steel fibers
09/14/2011	CN102181810A Antifriction vermicular cast iron material and preparation method
09/14/2011	CN102181803A Fe-14Mn-6Si-9Cr-5Ni-Nb wear resistant alloy and preparation method thereof
09/14/2011	CN102181791A In-situ TiC dispersion-strengthened austenitic heat-resistant steel and preparation method thereof
09/14/2011	CN102181789A Refractory steel material for supercritical turbine blade and preparation method thereof
09/14/2011	CN102181788A Ultra-high strength steel with yield strength level of 1100MPa-1200MPa and production method of steel
09/14/2011	CN102181783A High-strength ductile cast iron and manufacturing method thereof
09/14/2011	CN102181780A Gray pig iron and production process thereof
09/14/2011	CN102181779A Composite inoculant used for grey cast iron and preparation method and application method of composite inoculant
09/14/2011	CN102181778A Core-spun yarn and preparation method thereof

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