Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
08/2000
08/30/2000EP1031636A2 Heavy wall steel material having superior weldability and method for producing the same
08/30/2000EP0896638B1 Pulp refiner plate of stainless steel
08/30/2000CN1264755A High rust-proof steel and structural body using same
08/30/2000CN1264749A High-speed antiwear cast steel
08/30/2000CN1264748A Technology for producing wide band of orientated silicon steel with thickness less than or equal to 0.15mm
08/30/2000CN1264747A Frame steel of plastic mould and its manufacture method
08/29/2000US6110581 Ferromagnetic metal powder mainly consists of a transition metal to which al, si, and sm are added; binder contains 20 weight % of vinyl chloride resin having a polar group with respect to the total of binder agents.
08/29/2000US6110422 Corrosion resistance
08/29/2000US6110421 High strength non-magnetic stainless steel and method for producing the same
08/29/2000US6110305 Method for production of high-strength low-expansion cast iron
08/29/2000US6110301 Low alloy build up material
08/29/2000US6110300 Tool of martensitic stainless steel alloy having high oxidation resistance, high corrosion resistance, good hot workability, high strength, high wear resistance
08/29/2000US6110299 Steel sheet with excellent formability, strength and toughness comprising specified amounts of carbon, niobium and titanium, having at least one of niobium and titanium present as solid solution and specified ferrite crystal grain size
08/29/2000US6109504 Copper core cooking griddle and method of making same
08/29/2000CA2154512C Mixed iron powder for powder metallurgy
08/29/2000CA2079914C Austenitic, non-magnetic, stainless steel alloy and articles made therefrom
08/24/2000WO2000049304A1 Rolling bearing
08/24/2000WO2000049191A1 Heat resistant austenitic stainless steel
08/24/2000WO2000049190A1 High-strength, high-toughness stainless steel excellent in resistance to delayed fracture
08/24/2000WO2000049189A1 Shadow mask material for color picture tube, shadow mask and color picture tube
08/23/2000EP1029938A2 Rolled steel having few inclusion defects
08/23/2000EP1029098A1 Iron alloy containing molybdenum
08/23/2000EP0675970B1 AMORPHOUS Fe-B-Si-C ALLOYS HAVING SOFT MAGNETIC CHARACTERISTICS USEFUL IN LOW FREQUENCY APPLICATIONS
08/23/2000CN1264431A High corrosion resistant aluminium alloy containing zirconium
08/23/2000CN1055647C Valve, in particular expansion valve for refrigerating systems, and method for manufacture thereof
08/22/2000US6106766 Material for gas turbine disk
08/22/2000US6106639 High tensile strength
08/22/2000US6106638 Process for manufacturing thin strip of ferritic stainless steel, and thin strip thus obtained
08/22/2000US6106637 Microalloyed steel wire
08/22/2000CA2190124C Steel rail having excellent wear resistance and internal breakage resistance and method of producing the same
08/17/2000WO2000048209A1 Praseodymium-rich iron-boron-rare earth composition, permanent magnet produced therefrom, and method of making
08/17/2000WO2000047791A1 Material for shadow mask for color picture tube, shadow mask, and color picture tube
08/17/2000WO2000047790A1 Tube and use thereof
08/17/2000WO2000047354A1 Method of manufacturing metallic products such as sheet by cold working and flash annealing
08/17/2000DE19904951A1 Soft magnetic iron-nickel alloy for relay, magnetic valve, magnet, motor and sensor parts, magnetic heads and screens has silicon and/or niobium additions and can be produced by conventional steel making technology
08/16/2000EP1028172A1 Cold rolled steel sheet excellent in baking hardenability
08/16/2000EP1028167A2 High tensile strength hot-rolled steel sheet and method of producing the same
08/16/2000EP0894206B1 Laminated composite material and method of improving the surface hardness of laminated composite materials
08/16/2000EP0608430B1 Cold-rolled steel plate having excellent baking hardenability, non-cold-ageing characteristics and moldability, and molten zinc-plated cold-rolled steel plate and method of manufacturing the same
08/16/2000CN1263568A Steel sheet for can and manufacturing method thereof
08/16/2000CN1263170A High-strength die steel with excellent machining property
08/16/2000CN1263169A Low-carbon microalloy steel and method for producing chain and link joint by using one
08/16/2000CN1263168A High-strength hot-rolled steel plate and its production method
08/16/2000CN1055511C Continuous hot-dip-aluminum-plating method of steel alloy belt containing chromium
08/16/2000CN1055508C Casting of wear-resistant corrosion-proof alloy
08/15/2000US6103395 Composite multilayer bearing material
08/15/2000US6103394 Thin steel sheet having excellent rectangular drawability and production method thereof
08/15/2000US6101719 At least one of an inner ring, an outer ring, and a rolling element is made from an alloy steel comprising specified amounts of carbon, chromium, and silicon and subjecting the steel to vacuum carburizing, hardening, and tempering
08/10/2000WO2000046417A1 Non-magnetic stainless steel for use at very low temperature and resistant to neutrons and use
08/10/2000WO2000046416A1 Method of making a weathering grade plate and product therefrom
08/10/2000WO2000046415A1 HIGH Cr STEEL PIPE FOR LINE PIPE
08/10/2000WO2000046411A1 Method for making a hot-rolled steel strip for swaging
08/10/2000CA2361714A1 Method of making a weathering grade plate and product therefrom
08/09/2000EP1026706A1 FEEDSTOCK POWDER FOR R-Fe-B MAGNET AND PROCESS FOR PRODUCING R-Fe-B MAGNET
08/09/2000EP1026279A1 Permanent magnetic alloy with excellent heat resistance and process for producing the same
08/09/2000EP1026278A1 Ferrite-based thin steel sheet excellent in shape freezing feature and manufacturing method thereof
08/09/2000EP1026277A1 Weatherable steel material
08/09/2000EP1026276A1 Rolled steel product excellent in weatherability and fatigue resisting characteristic and method of production thereof
08/09/2000EP1026275A1 High-strength, high-toughness rolled shape steel and production method thereof
08/09/2000EP1026274A1 High-strength steel plate reduced in softening in weld heat-affected zone
08/09/2000EP1026273A1 Martensite stainless steel of high corrosion resistance
08/09/2000EP1026272A1 Fe-based sintered valve seat having high strength and method for producing the same
08/09/2000EP1026267A1 Method for producing high silicon steel, and silicon steel
08/09/2000EP1026266A1 Simple ladle refining method
08/09/2000EP1025273A1 Nickel-free stainless steel for biomedical applications
08/09/2000EP1025272A1 Ultra-high strength, weldable steels with excellent ultra-low temperature toughness
08/09/2000EP1025271A1 Ultra-high strength, weldable, essentially boron-free steels wit h superior toughness
08/09/2000EP1025268A1 Method for producing a magnetic grain oriented steel sheet with low level loss by magnetic reversal and high polarisation
08/09/2000EP1024917A1 A steel and a heat treated tool thereof manufactured by an integrated powder metallurgical process and use of the steel for tools
08/09/2000EP0626893B1 Method of producing bearings
08/09/2000CN1262339A Saw edge material for metal band saw and metal band saw manufactured therefrom
08/09/2000CN1262337A One-step process for producing SiCaAlBaFe alloy with ore roaster
08/09/2000CN1055322C Method for making iron-base marmem pipe joint
08/09/2000CN1055316C Low carbon-strength toughness steel band and manufacturing technology thereof
08/08/2000US6099797 Steel tire cord with high tensile strength
08/08/2000US6099669 Method for producing a Fe-Ni alloy sheet and a Fe-Ni alloy shadow mask
08/08/2000US6099668 Heat resisting alloy for exhaust valve and method for producing the exhaust valve
08/08/2000CA2193847C Cold formed high-strength steel structural members
08/08/2000CA2163894C Steel wire rod of high strength and steel wire of high strength excellent in fatigue characteristics
08/08/2000CA2147559C Non-oriented electromagnetic steel sheet with low iron loss after stress relief annealing, and core of motor or transformer
08/03/2000WO2000045397A1 Rare earth permanent magnet and method for making same
08/03/2000WO2000044956A1 High-hardness powder metallurgy tool steel and article made therefrom
08/03/2000WO2000044955A1 Cast steel composition for railway components
08/03/2000WO2000044954A1 Wire for high-fatigue-strength steel wire, steel wire and production method therefor
08/03/2000WO2000044953A1 Machine structural steel product
08/03/2000WO2000044511A1 Hardened steel security materials
08/03/2000WO2000026427A8 Steel, use of the steel, product made of the steel and method of producing the steel
08/03/2000DE19925390C1 Honeycomb body used as catalyst carrier for purifying I.C. engine and diesel exhaust gas has two coated or wound sheet metal layers
08/03/2000DE19920144C1 Iron-nickel alloy is used for shadow masks and frame parts of screens, passive components of thermo-bimetals, in the production, storage and transport of liquefied gases or for components of laser technology
08/03/2000CA2323952A1 Machine structural steel product
08/02/2000EP1024506A1 Rare earth metal-based permanent magnet, and process for producing the same
08/02/2000EP1024208A1 Blade material for metallic band saw and metallic band saw made therefrom
08/02/2000EP1024207A1 Cemented carbide with a hardenable binder phase
08/02/2000EP1024204A2 Method of manufacturing a high Mn non-magnetic steel sheet for cryogenic temperature use
08/02/2000EP0820529B1 Method of manufacturing hot-worked elongated products, in particular bar or pipe, from high-alloy or hypereutectoid steel
08/02/2000CN1261952A Improved multi-component refrigeration process for liquefaction of natural gas
08/02/2000CN1261951A LNG fuel storage and delivery systems for natural gas powerd vehicles
08/02/2000CN1261925A Improved system for processing, storing, and transporting liquefied natural gas
08/02/2000CN1261924A System for vehicular, land-based distribution of liquefied natural gas
08/02/2000CN1261717A Squareness ratio increased R-T-B serial rare earth sintered magnetic body and its making method