Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
06/1994
06/29/1994EP0603402A1 High-chromium and high-phosphorus ferritic stainless steel excellent in weatherproofness and rustproofness
06/29/1994CN1088629A Rare-earth die steel and producing method
06/29/1994CN1088628A Shape steel material having high strength, high toughness and excellent fire resistance and process for producing rolled shape steel of said material
06/29/1994CN1088627A Multi-purpose high aluminium stainless steel
06/29/1994CN1088626A Iron boride hard metals
06/29/1994CN1025224C Cold-rolled high tonsion steel strip having excellent stretching and folding properties, and molten zinc coating steel strip and process for mfg. same
06/28/1994US5324595 Having inner layer of carbon steel and outer layer of austenitic steel, for soda recovery
06/23/1994WO1994013848A1 Steel of high corrosion resistance and high processability
06/23/1994WO1994013847A1 Method of manufacturing cast iron of high strength and low expansion
06/23/1994WO1994013846A1 Material for friction parts intended to operate in a lubricated environment and method for producing such material
06/23/1994WO1994013842A1 Cold formed high-strength steel parts
06/22/1994WO1994014991A1 As sintered coining process
06/22/1994EP0602904A1 Iron aluminum based engine intake valve
06/22/1994EP0602363A1 High-pressure press
06/22/1994CN1088271A High-temp. wearing alloy and making technique thereof
06/22/1994CN1088270A Non-pulverizing aluminum-iron alloy and producing method thereof
06/22/1994CN1025126C Unhardened and untempered low carbon steel with high strength and toughness
06/22/1994CN1025125C Iron-rare earth-base magnetic refrigerating material and its preparation
06/21/1994US5322113 Method of producing amorphous alloy thin strip for commercial frequency band transformers
06/15/1994EP0601943A1 R-Fe-B type magnet powder, sintered magnets therefrom and preparation process
06/15/1994EP0601854A2 Electromagnetic stainless steel
06/15/1994EP0601549A1 Electrical steel sheet
06/15/1994EP0601204A1 Powdery alloy for bonded magnet and bonded magnet
06/14/1994US5320802 High temperature strength, ductility
06/14/1994US5320687 Embrittlement resistant stainless steel alloy
06/14/1994CA1330170C Low si high-temperature strength steel tube with improved ductility and toughness
06/09/1994CA2110846A1 Type fe-tr-b magnetic powder, corresponding sintered magnets and a method for their preparation
06/08/1994EP0600181A1 Method for producing regular grain oriented electrical steel using a single stage cold reduction
06/08/1994EP0599910A1 High-speel manufactured by powder metallurgy.
06/08/1994EP0302947B1 Rare earth element-iron base permanent magnet and process for its production
06/08/1994CN1087685A Method for improving middle-temp. protracted properties of as-cast Fe3Al intermetallics alloy
06/08/1994CN1087684A Method for smelting duriron with raw coal
06/08/1994CA2110548A1 Stainless steel composition
06/07/1994US5318643 Vehicle tires including plies with high strength reinforcement
06/07/1994CA2006756C Galvannealed steel sheet having improved spot-weldability
06/01/1994EP0599654A1 Non-aqueous electrolyte electrochemical cell
06/01/1994EP0598814A1 High-speed steel manufactured by powder metallurgy.
06/01/1994EP0598782A1 High-speed steel manufactured by powder metallurgy.
05/1994
05/31/1994US5316721 Heat-resistant alloy having high creep rupture strength under high-temperature low-stress conditions and excellent resistance to carburization
05/31/1994US5316597 A nuclear reactor comprising a reactor vessel and structural members made of an austenitic stainless steel having superior resistance to irradiation-induced segregation
05/25/1994EP0598371A1 Hot rolled steel wire rod, fine steel wire and twisted steel wire, and manufacture of the fine steel wire
05/25/1994CN1087127A Process for producing middle-or low-carbon ferromanganese
05/25/1994CN1024691C Low-alloy steel to resist dew point corrosion of sulphuric acid
05/25/1994CN1024640C Method for making ferromolybdenum alloy powder
05/24/1994US5314549 High strength and high toughness stainless steel sheet and method for producing thereof
05/24/1994US5314548 Fine grained anisotropic powder from melt-spun ribbons
05/19/1994DE4323167C1 Producing steel hollow bodies by rolling - combined with austenitic heat treatment
05/18/1994EP0597582A1 Rare-earth magnet powder material
05/18/1994EP0597129A1 Fe-Cr ALLOY EXCELLENT IN WORKABILITY
05/17/1994US5312493 Alloys of carbon silicon, manganese, phosphorous, sulfur, aluminum and titanium with ferrite and martensite structure
05/17/1994US5312475 Sintered material
05/11/1994WO1994010355A1 High-strength hot-rolled steel sheet excellent in uniform elongation after cold working and process for producing the same
05/11/1994EP0596133A1 Thin-sheet-clad steel sheet and method of production thereof
05/10/1994US5310521 Steel composition for suspension springs
05/10/1994US5310519 Sintering to form carbides
05/10/1994US5310432 Toothed wheel for use in automobiles and its manufacturing method
05/10/1994US5310431 Creep resistant, precipitation-dispersion-strengthened, martensitic stainless steel and method thereof
05/04/1994EP0595477A1 Method of manufacturing powder material for anisotropic magnets and method of manufacturing magnets using the powder material
05/04/1994EP0594935A1 Highly mechanical and corrosion resistant stainless steel and relevant treatment process
05/03/1994US5308723 Iron, nickel alloy; high definition television
05/03/1994US5308577 Austenitic, non-magnetic, stainless steel alloy and articles made therefrom
05/03/1994US5308411 Ultrahigh silicon, grain-oriented electrical steel sheet and process for producing the same
05/03/1994US5308408 Casting and precipitation
04/1994
04/28/1994WO1994009171A1 Heavy-duty solid wheels and tyres for rail locomotives and trucks
04/28/1994WO1994009170A1 Tool steel compositions
04/28/1994CA2144654A1 Tool steel compositions
04/27/1994EP0594309A1 Non-uniaxial permanent magnet material
04/27/1994EP0593776A1 Ferritic stainless steel with excellent high-temperature salt injury resistance and high-temperature strength
04/27/1994EP0593470A1 Material and workpiece for nuclear engineering and production thereof
04/27/1994EP0593469A1 Material and workpiece for nuclear engineering and production thereof
04/26/1994US5306477 Use of wrought and cast materials and welding fillers for making and using hot concentrated sulphuric acid or oleum
04/26/1994US5306464 Chromium-nickel-iron alloys that are resistant to hot concentrated sulfuric acid
04/26/1994US5306357 Sulfuric acid resistant alloys
04/26/1994US5306356 Easy magnetization, magnetocrystalline anisotropic
04/26/1994US5306353 Increasing magnetic flux density
04/26/1994US5305526 Razor head, especially razor blade unit of a wet razor
04/26/1994CA1328749C Wrought high silicon heat resistant alloys
04/21/1994DE4332854A1 Ferritic steel for use as impulse wheel in ABS systems - which is free of titanium@ and niobium@
04/20/1994EP0593158A1 Austenitic stainless steel of the chromium-nickel-manganese type, and further containing copper and nitrogen
04/20/1994EP0593000A1 Steels for rails
04/20/1994EP0592667A1 Highly heat resistant metallic carrier for automobile catalyst
04/20/1994CN1024286C Heat-resistant austenitic steel containing rich silicon
04/20/1994CA2108615A1 Non-uniaxial permanent magnet material
04/19/1994US5304777 Method of connecting a manganese steel part to another carbon steel part and assembly thus obtained
04/19/1994US5304259 Chromium containing high strength steel sheet excellent in corrosion resistance and workability
04/19/1994US5304258 Magnetic alloy consisting of a specified FeTaN Ag or FeTaNCu composition
04/19/1994CA1328648C Wear resistant rails capability of preventing propagation of unstable rupture
04/19/1994CA1328568C Cast high silicon heat resistant alloys
04/14/1994WO1994008063A1 Creep resistant, precipitation-dispersion-strengthened, martensitic stainless steel and method thereof
04/14/1994DE4234192A1 Hoch belastbare Vollräder und Radreifen für Schienen-Triebfahrzeuge und Wagen Heavy-duty, solid wheels and tires for rail locomotives and wagons
04/14/1994CA2105199A1 Low nickel, copper containing chromium-nickel-manganese-copper-nitrogen austenitic stainless steel
04/13/1994EP0592267A1 Steel for packaging purposes and its use for cans with closures of the easy-to-open type by tearing along a line of weakness
04/13/1994EP0592195A1 Ball-bearing
04/13/1994EP0591640A1 Semi-hard magnetic elements and method of making same
04/13/1994EP0506768B1 Steel wire having a structure of the cold-drawn lower bainite type; method for producing such wire
04/13/1994EP0417082B1 Cold work steel
04/13/1994CN1085262A Rare-earth stainless steel and its smelting process
04/13/1994CN1085261A Wear-resistant low-alloy steel
04/12/1994US5302469 Soft magnetic thin film
04/12/1994US5302214 Heat resisting ferritic stainless steel excellent in low temperature toughness, weldability and heat resistance