Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
09/2007
09/11/2007CA2372326C Stainless steel separator for fuel cells, method for making the same, and solid polymer fuel cell including the same
09/07/2007WO2007100042A1 PROCESS FOR PRODUCING HIGH-Cr SEAMLESS PIPE
09/07/2007WO2007099949A1 Steel pipe excellent in steam resistance oxidation characteristics and method for manufacturing the same
09/07/2007WO2007099671A1 Wire with excellent suitability for drawing and process for producing the same
09/07/2007WO2007098884A1 Method of making stainless steel hypotubes
09/07/2007CA2642935A1 Wire rods having excelling in wire drawability
09/05/2007EP1829982A1 BIO-Co-Cr-Mo ALLOY WITH ION ELUTION SUPPRESSED BY REGULATION OF TEXTURE, AND PROCESS FOR PRODUCING THE SAME
09/05/2007EP1829981A1 Apparatus for producing high strength steel sheet or hot dip zinc plated high strength steel sheet excellent in elongation and bore expanding characteristics
09/05/2007EP1339889B1 STEEL PLATE TO BE PRECIPITATING TiN+CuS FOR WELDED STRUCTURES, METHOD FOR MANUFACTURING THE SAME, WELDING FABRIC USING THE SAME
09/05/2007CN101032047A Separator for fuel cell and method for manufacturing same
09/05/2007CN101031984A Rare earth sintered magnet and method for production thereof
09/05/2007CN101031667A Grain-oriented electrical steel sheet, and manufacturing method therefor
09/05/2007CN101031666A High strength cold rolled steel sheet having excellent shape freezability, and method for manufacturing the same
09/05/2007CN101031663A Method for producing martensitic stainless steel pipe
09/05/2007CN101030467A Gradient functionality rare earth permanent magnet
09/05/2007CN101029375A Austenic steel antibacterial stainless steel
09/05/2007CN101029374A High-nitrogen, high-chromium, low-nickle super-corrosive-resisting double-phase stainless steel containing rare earth metal
09/05/2007CN101029373A Preharden steel with excellent cutting performance and toughness and manufacturing method therefor
09/05/2007CN101029372A Seawate-corrosive-resisting steel and its production
09/05/2007CN101029371A Balancing shaft and its forging method for engine
09/05/2007CN101029370A Production of FeNi-expansion alloy
09/05/2007CN101029369A Metal material and process for producing various accessories therefrom
09/05/2007CN101029351A Method for producing medium-carbon steel deformation induced ferrite
09/05/2007CN101028680A Method for producing 8.8-grade high-strength fastener
09/05/2007CN100335670C High strength steel plate and method for production thereof
09/05/2007CN100335660C Iron core aluminium and its preparation method
09/04/2007US7264871 Health promoting appliance
09/04/2007US7264684 Steel for steel pipes
08/2007
08/30/2007WO2007097939A2 Stainless steel weld overlays with enhanced wear resistance
08/30/2007WO2007097217A1 Damping alloy sheet and process for producing the same
08/30/2007WO2007097216A1 Damping alloy sheet and process for producing the same
08/30/2007WO2007097142A1 Corrosion-resistant steel material for ship and vessel
08/30/2007WO2007097136A1 Thermoelectric material
08/30/2007WO2007097043A1 Clutch member and process for manufacturing the same
08/30/2007US20070201783 Bearing Device For Wheel
08/30/2007US20070199720 Steel pipe for embedding-expanding, and method of embedding-expanding oil well steel pipe
08/30/2007US20070199632 Steel part having long rolling contact fatigue life and method for producing the same
08/30/2007US20070199631 Method for producing a hot strip from a steel which has a high manganese content
08/30/2007US20070199630 High in impact value and free from variations in tool performance;reducing the variations in precipitated carbide composition contained in the tool steel; quenching or hardening and then tempering process, through which the hardness of the tool product is controlled
08/30/2007US20070199627 Low surface roughness cast strip and method and apparatus for making the same
08/30/2007US20070199624 Process For Producing Alloy Slab For Rare-Earth Sintered Magnet, Alloy Slab For Rare-Earth Sintered Magnet And Rare-Earth Sintered Magnet
08/30/2007DE19754489B4 Zahnkette Tooth chain
08/30/2007DE102006007598A1 Kriechfester ferritischer Stahl Creep-resistant ferritic steel
08/30/2007DE102006007148A1 Kolben für Verbrennungsmotoren und Verfahren zur Herstellung eines Kolbens für Verbrennungsmotoren Piston for internal combustion engines and methods for producing a piston for internal combustion engines
08/30/2007CA2720307A1 Hard-facing alloys having improved crack resistance
08/30/2007CA2642767A1 Hard-facing alloys having improved crack resistance
08/30/2007CA2642764A1 Stainless steel weld overlays with enhanced wear resistance
08/29/2007EP1826782A1 Iron base rare earth nano-composite magnet and method for production thereof
08/29/2007EP1826288A1 Ferritic stainless steel cast iron, cast part using the ferritic stainless steel cast iron, and process for producing the cast part
08/29/2007EP1826287A2 High strength steel sheet having excellent formability
08/29/2007EP1826286A2 Steel part having long rolling contact fatigue life and method for producing the same
08/29/2007EP1826285A1 Martensitic stainless steel
08/29/2007EP1826282A1 Method of producing a maraging steel
08/29/2007EP1825014A1 Steel with excellent weather resistance at the seaside atmosphere, and manufacturing method therefor
08/29/2007EP1727918A4 High copper low alloy steel sheet
08/29/2007EP1680245A4 Casting steel strip
08/29/2007EP1552537B1 Nanocomposite magnet and method for producing the same
08/29/2007EP0912769B1 Induction hardened microalloy steel having enhanced fatigue strength properties
08/29/2007CN101027417A Stainless steel sheet for gasket and method for producing same
08/29/2007CN101027148A Nano-crystalline steel sheet
08/29/2007CN101024870A Low-temperature high-strength, high-toughness steel and preparing method therefor
08/29/2007CN101024869A High-performance low-alloy niobium-contained high-speed steel
08/29/2007CN101024868A High strength steel sheet having excellent formability
08/29/2007CN100334663C R-T-B based rare earth permanent magnet and method for production thereof
08/29/2007CN100334662C Method for producing r-t-b based rare earth element permanent magnet
08/29/2007CN100334661C R-T-B based rare earth element permanent magnet
08/29/2007CN100334660C Method for producing R-T-B based rare earth element permanent magnet
08/29/2007CN100334659C R-T-B based rare earth element permanent magnet
08/29/2007CN100334658C R-T-B based rare earth element permanent magnet and magnet composition
08/29/2007CN100334657C Permanent magnetic material in heat-resistant R-Fe-D series, and preparation method
08/29/2007CN100334656C Hard magnetic composition, permanent magnet powder, method for permanent magnet powder, and bonded magnet
08/29/2007CN100334248C Colding rolling weather resistant depth impacting plate for vehicle and mfg. method thereof
08/29/2007CN100334247C Low-Si-Ti-Fe for smelting Ti-containing steel
08/29/2007CN100334246C False-proof coinage steel and producing method thereof
08/29/2007CN100334245C Smelting production method of extra pure high carbon chromium bearing steel
08/29/2007CN100334235C Method for the production of a siderurgical product made of carbon steel with a high copper content, and siderurgical product obtained according to said method
08/28/2007US7262941 FeTa nano-oxide layer as a capping layer for enhancement of giant magnetoresistance in bottom spin valve structures
08/28/2007US7261781 Nanocomposite magnet
08/28/2007US7261760 Member having separation structure and method for manufacture thereof
08/28/2007CA2416950C Inert material with increased hardness for thermally stressed parts
08/23/2007WO2007093148A1 Creep-resistant ferritic steel
08/23/2007US20070196685 High strength steel sheet having excellent formability
08/23/2007US20070196231 Compacting an iron-silicon-chromium alloy powder that has been annealed at a temperature of 600 to 800 degrees C, into a green compact and sintering; plungers of solenoid valves in electronic fuel injection systems; good corrosion resistance, strength and alternating current magnetic properties
08/23/2007US20070193666 High Strength Dual Phase Steel With Low Yield Ratio, High Toughness and Superior Weldability
08/23/2007US20070193665 Steel plate excellent in machineability and in toughness and weldability and method of production of the same
08/23/2007US20070193664 high strength thick steel plate for marine structures, improved weldability; low cost; continuous casting to form slab, cooling, solidifying, hot rolling, cooling, tempering; for buildings, bridges, ships, and construction machines
08/23/2007US20070193661 8.5 to 9.5 Cr, 0.15 to 0.25 Mn, 2 to 2.7 Ni, 0.5 to 2.5 Mo, 0.4 to 0.8 V, 0.02 to 0.04 Nb, 0.001 to 0.15 Si, 0.06 to 0.1 C, 0.11 to 0.15 N, max 0.007 P, max 0.005 S, max 0.01 Al, remainder iron; weight ratio of V to N2 is in a range between 4.3 and 5.5; high ductility
08/23/2007US20070193658 Steel For Mechanical Parts, Method For Producing Mechanical Parts From Said Steel And The Thus Obtainable Mechanical Parts
08/23/2007DE102006029121A1 Heat-resistant bearing material used for bearing ring comprises austenitic iron matrix alloy with sulfur content sufficient for producing solid lubricating action on its bearing surface
08/23/2007CA2642392A1 Creep-resistant ferritic steel
08/22/2007EP1820952A2 Piston for combustion engines and method for manufacturing a piston for combustion engines
08/22/2007EP1820869A1 Steel and steel wire for high strength spring
08/22/2007EP1819839A1 Stainless, martensitic chromium steel
08/22/2007EP1819461A2 Method of producing austentic iron/carbon/manganese steel sheets having very high strength and elongation characteristics and excellent homogeneity
08/22/2007EP1689902A4 Ultratough high-strength weldable plate steel
08/22/2007CN1333099C Shape memory alloy check nut and manufacturing technique
08/22/2007CN1333098C Iron base rare earth high chromium steel impellor blade
08/22/2007CN101023195A Nonoriented electrical steel sheet excellent in core loss
08/22/2007CN101021007A Self-lubricating spray welding iron-base alloy powder for sucker rod coupling
08/22/2007CN101020990A Series superfine carbide high alloy tool steel