Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
11/2002
11/07/2002WO2002089153A1 Solid material for magnet
11/07/2002WO2002088411A1 High manganese duplex stainless steel having superior hot workabilities and method for manufacturing thereof
11/07/2002WO2002088410A1 Metal gasket and its law material and methods for production of them
11/07/2002WO2002088407A1 Nickel-aluminide based wear resistant material for piston rings
11/07/2002WO2002088406A1 Intermetallic wear-resistant material for piston rings
11/07/2002WO2002088404A2 Iron-chrome-aluminium-alloy
11/07/2002US20020165407 Reboiler made of nickel-chromium-iron alloy with 3-20% molybdenum and .5-7% of copper
11/07/2002US20020164261 For producing golf club head
11/07/2002US20020164260 Can be worked into wire, rod, strip, profiled bar, forging, etc. which find wide application such as blade, shaft, bearing, nozzle, valve seat, valve, spring, screw, roll, turbine blade and die
11/07/2002US20020164259 Corrosion resistant, high strength alloy and a method for manufacturing the same
11/07/2002US20020162614 Steel for plastic molds and process for their heat treatment
11/07/2002US20020162613 For use as a raw material for automotive parts such as chassis and suspension systems
11/06/2002EP1254275A1 STEEL PLATE TO BE PRECIPITATING TiN + ZrN FOR WELDED STRUCTURES, METHOD FOR MANUFACTURING THE SAME AND WELDING FABRIC USING THE SAME
11/06/2002EP1254099A2 Material for a facility for the production of anhydrous formic acid
11/06/2002EP1253961A1 Detectable stainless steel needles for meat packing
11/06/2002EP1198605A4 Methods of forming steel
11/06/2002EP0923780B1 RARE EARTH ELEMENT (SE)-Fe-B PERMANENT MAGNET AND METHOD FOR THE MANUFACTURE THEREOF
11/06/2002CN1378605A Steel material, its use and its manufacture
11/06/2002CN1377986A Cavitation and abrasion resisting iron-base alloy for hydropower mechinery in high water head and high flow speed condition
11/06/2002CN1093887C Austenitic stainless steel with good oxidation resistance
11/06/2002CN1093886C New use of high-strength stainless steel
11/05/2002US6475642 Oxidation-resistant coatings, and related articles and processes
11/05/2002US6475309 Rolling bearing steel having a surface with a lower bainitic structure and a method for the production thereof
11/05/2002US6475308 Process for the production of a strip of hot rolled steel of very high strength, usable for shaping and particularly for stamping
11/05/2002US6475307 Method for fabricating vehicle components and new use of a precipitation hardenable martensitic stainless steel
11/05/2002US6475306 Hot rolled steel wire rod or bar for machine structural use and method for producing the same
11/05/2002US6475305 Machine structural steel product
11/05/2002US6475304 Cold and hot rolled steel sheet; annealing forms chromium spinel oxide layer under surface and forsterite coating on surface
11/05/2002US6475302 An alloy containing a hard magnetic phase having a thorium manganese 12 type teragonal structure and a nonmagnetic phase; high coercive force
10/2002
10/31/2002WO2002086177A1 Steel article
10/31/2002WO2002086176A1 Ferritic heat-resistant steel and method for production thereof
10/31/2002WO2002086172A1 Method of producing stainless steels having improved corrosion resistance
10/31/2002US20020160852 Golf club head
10/31/2002US20020160248 Stainless steel separator for fuel cells, method for making the same, and solid polymer fuel cell including the same
10/31/2002US20020160235 Method of coating a metal substrate
10/31/2002US20020160229 High-frequency characteristics, corrosion resistance
10/31/2002US20020160223 For a rotary support section of precision apparatus and equipment such as a computer peripheral device, a video tape recorder (VTR), a CD-ROM, and a laser beam printer
10/31/2002US20020160221 Hot-dip galvanized steel sheet
10/31/2002US20020158534 Method of manufacturing rare earth thick film magnet, motor and actuator comprising rare earth thick film magnet manufactured by the manufacturing method, and method of manufacturing same
10/31/2002US20020157735 Rolling part formed of carbon steel containing 0.5 to 0.8% by weight of Carbon, 0.5 to 1.2% by weight of Silicon and 0.3 to 1.3% by weight of manganese, produced through induction hardeneing
10/31/2002US20020157734 Hot rolling steel slab to form a hot rolled sheet; forming a steel sheet with a final sheet thickness form hot rolled sheet by annealing, and cold rolling the hot rolled sheet, decarburization annealing the sheet, finishing annealing
10/31/2002US20020157733 Bonded magnets made with atomized permanent magnetic powders
10/31/2002US20020157548 Self-adjusting blade
10/31/2002DE10157749A1 Eisen-Chrom-Aluminium-Legierung Iron-chromium-aluminum alloy,
10/31/2002DE10121016A1 Safe or strong box used for inserting into a wall or furniture has a frame formed as a profile element having a U-shaped cross-section, an outer-lying side, an inner-lying side, and a bar connecting the sides
10/30/2002EP1253212A1 Material for tension type color-selective device for color cathode-ray tube and method of producing same
10/30/2002EP1253211A1 Fe-Ni BASED ALLOY FOR SEMI-TENSION MASK EXCELLENT IN MAGNETIC CHARACTERISTICS, AND SEMI-TENSION MASK AND COLOR CATHODE-RAY TUBE USING THE SAME
10/30/2002EP1253209A2 Steel sheet with good forming properties and method for producing the same
10/30/2002EP1252342A1 Porous agglomerates containing iron and at least one further element from groups 5 or 6 of the periodic table for use as an alloying agent
10/30/2002EP1251978A1 Gating system
10/30/2002EP1117500B8 Preparation of nanocrystalline alloys by mechanical alloying carried out at elevated temperatures
10/30/2002CN1376808A Stainless ferrite steel containing rare earth
10/30/2002CN1376807A Color kinescope
10/29/2002US6472801 Spark plug with a corrosion impeding layer
10/29/2002US6471789 Amorphous metal alloy strip
10/29/2002US6471787 Process for the production of oriented-grain electrical steel sheet with high magnetic characteristics
10/29/2002US6471407 Rolling bearing unit for supporting wheel
10/28/2002EP1198317A4 Improved method of making powder metallurgical compositions
10/24/2002WO2002083982A1 Electrical sheet having insulating coating and insulating coating
10/24/2002WO2002083966A1 Reinforced durable tool steel, method for the production thereof, method for producing parts made of said steel, and parts thus obtained
10/24/2002WO2002083965A1 Tool steel for plastic molds
10/24/2002WO2002083959A1 Steel material prodction method
10/24/2002US20020156137 Promoted skeletal iron catalysts for Fischer-Tropsch synthesis processes
10/24/2002US20020155019 Corrosion-resistant chromium steel for architectural and civil engineering structural elements
10/24/2002US20020155018 Air-hardening, low to medium carbon steel for improved heat treatment
10/24/2002US20020153070 For use as steering shaft and a drive shaft of automobiles
10/24/2002US20020153067 Railway wheels resistant to martensite transformation
10/24/2002US20020153064 Magnetic properties, reliability
10/24/2002US20020153063 Non-oriented electrical steel sheet with ultra-high magnetic flux density and production method thereof
10/24/2002US20020152840 Seal rings for potable water applications
10/23/2002EP1251187A1 Tool steel for plastic material molds
10/23/2002EP1250518A2 Powder metallurgy produced valve body and valve fitted with said valve body
10/23/2002EP1250205A1 Method for producing angular, stainless shot-blasting abrasives based on an fe-cr-c alloy
10/23/2002EP1002139B1 Steel alloy for compound tubes
10/23/2002CN1376301A Rare earth permanent magnet and method for making same
10/23/2002CN1376209A Method for making carbon steel bands, in particular packaging steel bands, and resulting bands
10/23/2002CN1375573A YW35 steel and its application
10/23/2002CN1375572A High-strength tough cold extruded die steel
10/23/2002CN1093311C Rare earth-iron-nitrogen magnet alloy
10/23/2002CN1093300C Identifier for magnetomechanical elements for use in electronic carticle surveillance system and method of making same
10/22/2002US6468669 Article having turbulation and method of providing turbulation on an article
10/17/2002WO2002081766A1 Steel and steel tube for high-temperature use
10/17/2002WO2002081765A1 Grain oriented electromagnetic steel sheet exhibiting extremely small watt loss and method for producing the same
10/17/2002US20020150790 Soft magnetic film of FeCoMO having a high saturation flux density, a moderate soft magnetism and a uniaxial magnetic anisotropy
10/17/2002US20020150497 Use of alloy steel for making high-strength, seamless steel tubes
10/17/2002US20020148538 Lowering the corrosion rate at low temperatures and low concentrations of sulfuric acid by using the proper amount of copper and cobalt; controlling the atomic ratio of copper and cobalt; preheaters of thermoelectric power plants
10/17/2002US20020148537 Nickel-free so nontoxic, antiallergens; amount of nitrogen increased to add strength; amount of manganese decreased to prevent corrosion; jewelry; prosthetics; watches; shafts; wires
10/17/2002US20020148536 Ferritic grains having a low density region with a low precipitate density of nickel or titanium in the vicinity of grain boundary; press-forming giving a reduced press-rejection rate; automobiles, appliances, construction
10/17/2002US20020148535 Magnetic powder, manufacturing method of magnetic powder and bonded magnets
10/17/2002DE10208855A1 Hochfeste Legierung mit geringer thermischer Ausdehnung und verbesserten Torsionseigenschaften sowie Draht aus der genannten Legierung High strength alloy with low thermal expansion and improved torsion and wire from said alloy
10/17/2002DE10203376A1 Turbokomponente für Turbolader und Herstellungsverfahren dafür Turbo turbocharger component and manufacturing method thereof
10/16/2002EP1249513A1 A soft stainless steel sheet excellent in workability
10/16/2002EP1249512A1 Cold work steel for powder metallurgical production of parts
10/16/2002EP1249511A1 High speed steel with good high temperature strength manufactured by powder metallurgy
10/16/2002EP1249510A2 Process for preparing tool steel articles by powder metallurgy
10/16/2002CN2516577Y Joint holder for XY30 rail
10/16/2002CN1374411A Austenic stainless steel
10/16/2002CN1374206A Railway wheels alloy
10/16/2002CN1092715C 合金钢 Alloy steel
10/16/2002CN1092714C Steel plates for drum cans, its producing method, and drum can