Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
09/2006
09/27/2006CN1837393A Magnetic refrigeration material and method of manufacturing thereof
09/27/2006CN1836819A High-carbon high-chrome ledeburite steel explosive welded wearing-resistant composite material
09/27/2006CN1836806A Heavy caliber thick wall seamless steel tube production process
09/27/2006CN1277235C Recognizer for magnetic mechanical electronic article monitoring system, manufacturing method and system thereof
09/27/2006CN1276990C Zinc-base hot dip galvanized steel sheet excellent in retention of gloss and method for manufacturing same
09/27/2006CN1276989C Bundle drawn stainless steel fibers
09/27/2006CN1276988C Hot-rolled steel strip for high strength electric resistance welding pipe and mfg. method thereof
09/27/2006CN1276987C Thin steel plate with excellent workability and forming precision and producing process thereof
09/27/2006CN1276986C Fe-Ni series alloy thin band for pressure shaped shadow mask board
09/27/2006CN1276985C Free-cutting steel
09/26/2006CA2207310C Dual-phase steel and method thereof
09/21/2006WO2006098346A1 Method for heat-treating steel material
09/21/2006WO2006098198A1 High tension steel plate, welded steel pipe and method for production thereof
09/21/2006WO2006098056A1 Stainless steel sheet for disc brake excellent in heat resistance and corrosion resistance
09/21/2006US20060207692 Having a chemical composition consisting of carbon, manganese, cromium, silicon, titanium, aluminum, sulfur and phosphorus; bainitic-martensitic structure containing < 5% ferrite; hot-rolled steel strip coated with zinc by dipping into bath of molten zinc after coiling; uncoil and anneal
09/20/2006EP1702083A1 Method for the manufacture of an austenitic product as well as the use thereof
09/20/2006EP1589123B1 Casting steel having high strength and low thermal expansion
09/20/2006EP1526936B1 Method of making rapidly solidified alloy for magnet
09/20/2006EP1409756B1 Steel parts made of austenitic or semi-austenitic steel in a plant for producing sulfuric acid and method for the protection against corrosion
09/20/2006CN1836056A High strength stainless steel pipe excellent in corrosion resistance for use in oil well and method for production thereof
09/20/2006CN1836052A Method for producing high cleanness steel excellent in fatigue strength or cold workability
09/20/2006CN1834279A Boron contg. multi-element low alloyed wearable cast steel and prepn. thereof
09/20/2006CN1834278A Method of preparing microcarbon aluminium-iron alloy by directly reducing iron
09/20/2006CN1833750A Method of preparing iron-aluminum based metal compound microporous filter element, and its application
09/20/2006CN1276116C Iron-based self-lubricating wear-resistant alloy
09/20/2006CN1276115C High-sulphur abrasion-resistant casting steel
09/20/2006CN1276114C Steel with good cutting and cutting breaking performance for physical construction
09/20/2006CN1276112C Iron based powder mixture for powder metallurgy
09/20/2006CN1276100C Complex deoxidizer and its application technology and its use method in clean molten steel
09/19/2006CA2346977C Method of producing molten iron in duplex furnaces
09/19/2006CA2205869C Manganese containing materials having high tensile strength
09/14/2006WO2006096684A1 Semisolid metal injection molding machine components of intermetallic hardened steel alloys
09/14/2006WO2006095683A1 Negative electrode collector for dry cell
09/14/2006WO2006094718A1 Process and installation for producing a lightweight structural steel with a high manganese content
09/14/2006US20060201593 High corrosion resistance; applicable to a die for forming a so-called super-engineering plastic such as a PPS resin containing a reinforcement material such as a glass fiber requiring a similar characteristic; optical disks and optical lenses; edged tool, a tablet-forming punch, a precise machine part
09/14/2006US20060201592 High-strength steel pipe of API X65 grade or higher and manufacturing method therefor
09/14/2006US20060201588 Steel wire for high strength spring excellent in workability and high strength spring
09/14/2006US20060201587 Welded structure having improved resistance to stress corrosion cracking
09/14/2006US20060201586 metal cathodes has a modified surface roughness for promoting the adhesion of copper electrodeposition without the mechanical separation; low concentration of nickel or molybdenum; permanent or reusable
09/14/2006US20060201280 Sinter-hardening powder and their sintered compacts
09/14/2006DE102006010782A1 Rostfreier Stahl mit hoher Härte und ausgezeichneten Hochglanzoberflächeneigenschaften sowie Verfahren zu dessen Herstellung Stainless steel with high hardness and excellent high gloss surface properties and method for its manufacture
09/14/2006CA2560681A1 Method and installation for producing light gauge steel with a high manganese content
09/13/2006EP1700925A1 High-strength air cooled steel alloy, manufacturing method and hot worked product
09/13/2006EP1699582A1 Method for the generation of hot strips of light gauge steel
09/13/2006EP1257680B1 Iron base high temperature alloy
09/13/2006CN1833046A Steel for hydrogen gas environment, structural hardware member and method for producing same
09/13/2006CN1833043A Austenitic stainless steel for hydrogen gas and method for production thereof
09/13/2006CN1833042A High strength steel sheet excellent in deep drawing characteristics and method for production thereof
09/13/2006CN1831181A Stainless steel having a high hardness and excellent mirror-finished surface property, and method of producing the same
09/13/2006CN1831180A Abrasion-resistant alloy material
09/13/2006CN1831179A Stainless steel alloy used for head of golf club
09/13/2006CN1831178A Low alloy high-speed tool steel
09/13/2006CN1831154A Si-Ca-Ti-Fe alloy used for steelmaking desoxidant
09/13/2006CN1275267C Dispersed liquid coating device and method for making rare-earth magnet
09/13/2006CN1274866C Rare earth nickel chromium alloy powdered material and its preparation method
09/13/2006CN1274865C Excellent high-temp. strength and corrosion resistance austenite stainless steel, heat- and pressure-resistant component thereof and method for mfg. same
09/13/2006CN1274864C Ferritic stainless steel and use thereof in the manufacture for high temperature resistant products
09/13/2006CN1274863C Very thin, high carbon steel wire and method of producing same
09/13/2006CN1274854C Rolling control method for superfine structure low-carbon steel
09/13/2006CN1274853C Processing heat treatment method of Fe-Mn-Si series shape memory alloy which adding NbC
09/12/2006US7105066 Heating, hot rolling, crystallization, precipitation, cooling, transformation steel slab
09/08/2006WO2006093282A1 High tensile and fire-resistant steel excellent in weldability and gas cutting property and method for production thereof
09/08/2006WO2006093240A1 Steel excellent in resistance to sulfuric acid dew point corrosion
09/08/2006WO2006093167A1 High-strength molded product comprising ultrafine grain structure steel and process for producing the same
09/08/2006WO2006076220A3 Carburization of ferrous-based shape memory alloys
09/07/2006US20060196584 Steels for high-strength springs excellent in cold workability and quality stability
09/07/2006US20060196583 Steel parts for machine structure, material therefor, and method for manufacture thereof
09/07/2006US20060196582 Duplex stainless steel alloy and use thereof
09/07/2006DE102005010243A1 Verfahren und Anlage zur Herstellung eines Leichtbaustahls mit einem hohen Mangan-Gehalt Method and apparatus for manufacturing a lightweight structural steel with a high manganese content
09/06/2006EP1698712A1 Steels for high-strength springs excellent in cold workability and quality stability
09/06/2006EP1698711A1 Ferritic cr-containing steel
09/06/2006EP1698706A1 Method for annealing grain oriented magnetic steel sheet and method for producing grain oriented magnetic steel sheet
09/06/2006EP1697553A2 Steel plates for ultra-high-strength linepipes and ultra-high-strength linepipes having excellent low-temperature toughness and manufacturing methods thereof
09/06/2006EP1697552A1 Steel wire for cold forging having excellent low temperature impact properties and method of producing same
09/06/2006CN2813636Y Superfine grain hot-rolling ribbed reinforcing rod
09/06/2006CN1829814A Titanium or titanium alloy contacting surface
09/06/2006CN1829813A Method for hot forming and hot formed member
09/06/2006CN1829579A Magnetic metal particle aggregate
09/06/2006CN1827826A Multi-element alloyed ultra-high manganese hammer and preparation process thereof
09/06/2006CN1827825A Novel chrome steel high speed steel and heat treatment process thereof
09/06/2006CN1827824A Ferrite antibacterial stainless steel for low-chrome copper-containing dishware and manufacturing method thereof
09/06/2006CN1827823A High-carbon alloy steel wearable steel ball and production method thereof
09/06/2006CN1827822A Lo-cost steel for circular chain for mine and production process thereof
09/06/2006CN1827821A Matrix steel for diamond sawblade
09/06/2006CN1827820A Non-oriented electrical steel sheet excellent in magnetic properties in rolling direction and method of production of same
09/06/2006CN1827819A Steels for high-strength springs excellent in cold workability and quality stability
09/06/2006CN1827795A Ferrous seal sliding parts and producing method thereof
09/06/2006CN1827787A Method for preparing ferrotitanium by molten titanium slag
09/06/2006CN1827288A Bainite welding rod dedicated for repairing rail and assembled frog
09/06/2006CN1273637C Method of coating substrate with thermal sprayed metal powder
09/06/2006CN1273635C Manufacturing method of cold forming high intensity steel for welded structure
09/06/2006CN1273634C Nb-containing low-carbon low-alloyed steel with ultra-fine ferrite grain structure and method for producing same
09/06/2006CN1273633C Low-carbon low-alloyed dual-phase steel plate with ultra-fine grain structure and method for producing same
09/06/2006CN1273632C Super formable high strength steel sheet and method of manufacturing thereof
09/06/2006CN1273631C Preparation method of high hardness, corrosion-resistant alloy material
09/05/2006US7101446 silicon, manganese, nickel, chromium, niobium, molybdenum, copper, iron, carbon, phosphorus, and nitrogen; minimized deformation by heating and cooling treatment after cold working, good weldability
09/05/2006US7101445 Tensile strength; press forming, heat treatment
09/05/2006CA2339402C Magnesium injection agent for ferrous metal
08/2006
08/31/2006WO2006090889A1 High-strength welded steel pipe excellent in hydrogen embrittlement cracking resistance of weld metal and process for producing the same
08/31/2006WO2006090604A1 Non-tempered steel soft nitrided component