| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 04/19/2005 | US6881280 Corrosion and wear resistance |
| 04/14/2005 | WO2005034139A2 Fuel element for a fast neutron reactor (variants) and a cladding for the production thereof |
| 04/14/2005 | WO2005033350A1 Fe-base in-situ composite alloys comprising amorphous phase |
| 04/14/2005 | WO2004072312A3 Highly active liquid melts used to form coatings |
| 04/14/2005 | US20050079087 Steel alloy for injection molds |
| 04/14/2005 | US20050077210 Surface on a stainless steel matrix |
| 04/14/2005 | US20050076976 Metal material for fuel cell, fuel cell using the same and method for producing the material |
| 04/14/2005 | DE10259230B4 Verfahren zum Herstellen eines Stahlprodukts A method of manufacturing a steel product |
| 04/13/2005 | EP1522601A2 Sintered component made of stainless steel with high corrosion resistance and production method therefor |
| 04/13/2005 | EP1521860A1 Quenched and tempered steel wire with superior cold forging characteristics |
| 04/13/2005 | EP1521856A1 Martensitic stainless steel seamless pipe and a manufacturing method thereof |
| 04/13/2005 | EP1453984B1 Method for the production of hot strip or sheet from a micro-alloyed steel |
| 04/13/2005 | CN1606711A Spectacle frame |
| 04/13/2005 | CN1606101A Magnetic powder and isotropic bonded magnet |
| 04/13/2005 | CN1605646A Aluminium killed steel deoxidizer - alfer |
| 04/13/2005 | CN1605636A Bearing's component, heat treatment method thereof, heat treatment apparatus, and rolling bearing |
| 04/13/2005 | CN1605633A Low-carbon steel molten-steel modifier |
| 04/13/2005 | CN1196812C Surface treated Tin-plated steel sheet and chemical treatment solution |
| 04/13/2005 | CN1196805C Steel sheet for heat shrink band and heat shrink band |
| 04/13/2005 | CN1196804C Austenite stainless steel with low cracking sensitivity during forming and its preparing method |
| 04/13/2005 | CN1196803C Iron-based alloy and method for production thereof |
| 04/13/2005 | CN1196802C Alloyed zinc dip galvanized steel sheet and mfg. method thereof |
| 04/13/2005 | CN1196801C Grain-oriented magnetic steel sheet having no under coat film comprising forsterite as primary component and having good magnetic characteristics and its producing method |
| 04/12/2005 | US6878219 High strength steel pipe for an air bag and a process for its manufacture |
| 04/12/2005 | US6878218 High strength gear and method of producing the same |
| 04/12/2005 | CA2292708C Improved process for liquefaction of natural gas |
| 04/07/2005 | WO2005031125A1 Valve sheet for engine |
| 04/07/2005 | WO2005031024A1 High-yield-ratio high-strength thin steel sheet and high-yield-ratio high-strength hot-dip galvanized thin steel sheet excelling in weldability and ductility as well as high-yield-ratio high-strength alloyed hot-dip galvanized thin steel sheet and process for producing the same |
| 04/07/2005 | WO2005031022A1 High strength steel sheet excellent in deep drawing characteristics and method for production thereof |
| 04/07/2005 | WO2005031018A1 Austenitic fe-cr-ni alloy for high temperature use. |
| 04/07/2005 | WO2005031017A1 Spring of heat resistant alloy and process for producing the same |
| 04/07/2005 | US20050074634 Comprising main component of barium calcium titanate and sub-components of magnesium carbonate, rare earth oxide, barium or calcium oxide, manganese, vanadium, chromium oxides, sintering additive of silicon oxide; can be sintered at low temperature; high dielectric constant, excellent thermal stability |
| 04/07/2005 | US20050074356 Containing at least iron, silicon, manganese, chromium, nickel, molybdenum, tungsten, cobalt, vanadium, nitrogen and niobium and/or tantalum; controlled ratio of nickel to colbalt and molybdenum to tungsten; fuel efficiency |
| 04/07/2005 | US20050073778 Magnetic sensing element including magnetic layer composed of Heusler alloy disposed on underlayer having {111}-oriented fcc structure |
| 04/07/2005 | US20050072268 Material for coating and product coated with the material |
| 04/07/2005 | DE4498699B4 Verwendung eines Rostfreien Stahls mit ausgezeichnetem Korrosionswiderstand gegenüber Salzschmelzen Use of a stainless steel having excellent corrosion resistance to molten salts |
| 04/07/2005 | CA2747654A1 High yield ratio and high-strength thin steel sheet superior in weldability and ductility, high-yield ratio high-strength hot-dip galvanized thin steel sheet, high-yield ratio high-strength hot-dip galvannealed thin steel sheet, and methods of production of same |
| 04/06/2005 | EP1520912A2 Steel excellent in toughness of weld heat-affected zone |
| 04/06/2005 | EP1520058A1 Steel alloys |
| 04/06/2005 | CN1605110A Corrosion-resistant rare earth element magnet |
| 04/06/2005 | CN1603447A High strength bolting steel with excellent delayed fracture resistance and cold working performance |
| 04/06/2005 | CN1603444A Multiplex rare-earth ferroalloy (RERAFe#-[2]) powder and method for preparing same |
| 04/06/2005 | CN1603441A Manufacturing processes of sintered alloy and oil-impregnated sintered bearing |
| 04/06/2005 | CN1195883C Steel excellent in resistance to sulfuric acid dew point corrosion and preheater for air |
| 04/06/2005 | CN1195600C Method for producing rare-earth alloy magnetic powder shaping body and method for producing rare-earth magnet |
| 04/06/2005 | CN1195597C Method for continuously-casting steel plate of 1.5-2.5% silicon content without surface and internal cracks |
| 04/05/2005 | US6874943 Antifriction bearing and process for producing outer race for use in antifriction bearing |
| 04/05/2005 | CA2169457C Lead-free bullet |
| 03/31/2005 | US20050067067 Method for producing a metal strip from an iron-nickel alloy for tensioned shadow masks |
| 03/31/2005 | US20050067053 Hot-rolled steel strip provided for producing non grain-oriented electrical sheet, and method for the production thereof |
| 03/31/2005 | US20050067052 Fe as a main component, rare-earth element eg yttrium (Y) and does not include lanthanum; corrosion resistance and heat resistance |
| 03/31/2005 | DE19941411B4 Turbinen- oder Kesselbauteil Turbine or boiler component |
| 03/30/2005 | EP1518939A1 Sulfur free cutting steel for machine structural use |
| 03/30/2005 | EP1518002A1 Surface modified stainless steel |
| 03/30/2005 | EP1518001A1 Super formable high strength steel sheet and method of manufacturing thereof |
| 03/30/2005 | EP1472382A4 High chromium-nitrogen bearing castable alloy |
| 03/30/2005 | EP1385661A4 High machinability iron base sintered alloy for valve seat inserts |
| 03/30/2005 | EP1307603B1 Composition for elements having a high strength, in particular for hot wear and thermal fatigue, rolls coated with said composition |
| 03/30/2005 | EP1240362B1 Low carbon, low chromium carburizing high speed steels |
| 03/30/2005 | EP1216311B1 Method for the manufacture of products of precipitation hardened martensitic stainless steel and use of the method |
| 03/30/2005 | CN1602367A Method for reuse of steel sheet scrap |
| 03/30/2005 | CN1601660A Permanent magnet alloy for medical imaging system and method of making |
| 03/30/2005 | CN1600890A Iron based alloy powder prepared through jetting smelting |
| 03/30/2005 | CN1600889A Wearable cast steel in microalloy martensite and manufacturing method |
| 03/30/2005 | CN1600888A Petroleum casing pipe suitable to development of oil field through water injection and producing method |
| 03/30/2005 | CN1600887A High-pressure annular tube for underground gas storage well and producing method |
| 03/30/2005 | CN1600886A Ferro alloy of Nano carbonized crystal whiskers, preparation method and application |
| 03/30/2005 | CN1600885A Method for manufacturing continuous casting low carbon steel containing boron in small square billets |
| 03/30/2005 | CN1195092C Tin containing free-cutting steel |
| 03/30/2005 | CN1195091C Clean steel containing barium and its manufacturing method |
| 03/29/2005 | US6872469 Alloyed zinc dip galvanized steel sheet |
| 03/29/2005 | US6872264 Hardness, high strength; high frequency heating, cooling cycles |
| 03/29/2005 | CA2243457C Drawing stock for reinforcing plastic or rubber articles |
| 03/24/2005 | US20050064219 Cooking vessel comprising a base made of a multilayer material and a side wall, and article of multilayer material |
| 03/24/2005 | US20050063856 Forming a mixed powder of copper or copper alloy and iron powder of specified surface area and particle size into a green compact, and sintering to obtain a porous alloy |
| 03/24/2005 | US20050062572 Permanent magnet alloy for medical imaging system and method of making |
| 03/24/2005 | US20050061597 Electromagnetic coupling |
| 03/24/2005 | US20050061404 Method of producing a cold temperature high toughness structural steel |
| 03/24/2005 | US20050061402 Method for producing gears and/or shaft components with superior bending fatigue strength and pitting fatigue life from conventional alloy steels |
| 03/24/2005 | DE19947393B4 Stahldraht für hochfeste Federn und Verfahren zu seiner Herstellung Steel wire for high strength springs and method for its manufacture |
| 03/24/2005 | DE19857156B4 Verwendung eines Panzerungsbleches aus martensitaushärtendem Stahl Use of armor plate made of maraging steel |
| 03/23/2005 | EP1517060A1 Electromagnetic coupling |
| 03/23/2005 | EP1517058A1 Rolling bearing part and method for manufacturing the same |
| 03/23/2005 | EP1516938A1 Steel for crude oil tank and method for manufacture thereof, crude oil tank and method for protecting corrosion thereof |
| 03/23/2005 | EP1516937A1 High-strength cold rolled steel sheet and process for producing the same |
| 03/23/2005 | EP1516935A1 Method for producing seamless steel pipe for inflator of air bag |
| 03/23/2005 | EP1516934A1 Oil well steel pipe excellent in crushing resistance characteristics after pipe expansion |
| 03/23/2005 | EP1452611B1 Method of producing products made from carbide-reinforced, structural metal materials |
| 03/23/2005 | EP1201780B1 Steel plate having excellent burring workability together with high fatigue strength, and method for producing the same |
| 03/23/2005 | CN1599805A Ferritic stainless steel having high temperature creep resistance |
| 03/23/2005 | CN1599804A Steel sheet for container and method of producing the same |
| 03/23/2005 | CN1599803A Ferritic stainless steel for use in high temperature applications and method for producing a foil of the steel |
| 03/23/2005 | CN1599802A High-strength thin steel sheet drawable and excellent in shape fixation property and method of producing the same |
| 03/23/2005 | CN1598977A Rare earth iron-base room-temp mangnetic refrigerant material and preparation method thereof |
| 03/23/2005 | CN1598032A High-carbon hot-rolled steel plate, cold-rolled steel plate and making method thereof |
| 03/23/2005 | CN1598031A High preformance ultrathin circular saw web and its processing technology |
| 03/23/2005 | CN1598028A Vanadium niobium nitrogen melt and its production process |
| 03/23/2005 | CN1194356C Amorphous alloy powder core and nano-crystal alloy powder core with excellent HF performance and their manufacture method |
| 03/23/2005 | CN1194114C Laser depositing special iron based alloy powder |
| 03/23/2005 | CN1194113C Mn-Si-Cr air-cooled granular bainite/ferrite polyphase Steel |