| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
|---|
| 01/29/2003 | CN1100158C Extra-low iron loss high-magnetic flux density oriented electromagnetic steel plate and its mfg. method |
| 01/29/2003 | CN1100157C Series electrical steel used for high efficiency motor iron core |
| 01/28/2003 | US6512324 Stretched mask for color picture tube |
| 01/28/2003 | US6511553 Steel for steel excellent in workability and method of deoxidizing same |
| 01/28/2003 | CA2142924C Steam-turbine power plant and steam turbine |
| 01/23/2003 | WO2003006957A1 Method for predicting degree of corrosion of weather-resistant steel |
| 01/23/2003 | WO2003006699A1 High strength steel pipe having strength higher than that of api x65 grade |
| 01/23/2003 | US20030018380 Platinum enhanced alloy and intravascular or implantable medical devices manufactured therefrom |
| 01/23/2003 | US20030017336 Sonicating a mixture of a metal carbonyl and a hydrocarbon solvent that is selected so as to polymerize during sonication |
| 01/23/2003 | US20030015264 Wire rod or bar is made from a steel consisting of, in weight, 0.1 to 0.5% of carbon, 0.01 to 0.5% of silicon, 0.3 to 1.5% of manganese and the balance is iron and impurities and containing stregnthening elements as required |
| 01/23/2003 | US20030015263 A cold-rolled steel sheet having excellent strain age hardenability comprising, by mass %, carbon 0.15%, silicon 1.0% or less, manganese 2.0% or less, sulfur 0.01 or less, aluminum 0.005 to 0.030% and nitrogen 0.0050 to 0.0400%, |
| 01/23/2003 | US20030015262 An oxide layer of an iron/chromium oxide series is formed at a thickness of from 1 to 1000 nm to at least one of raceway surface of bearing rings, which can inhibit hydrogen formed by decomposition of water incorporated in lubricants |
| 01/23/2003 | US20030015260 Enhancing the growth of solidification nuclei and fining a solidification structure when producing an ingot or a cast steel from the molten steel after it is subjected to decarbonization refining using ingot or continuous casting |
| 01/22/2003 | EP1277848A1 High-strength heat-resistant steel, process for producing the same, and process for producing high-strength heat-restistant pipe |
| 01/22/2003 | EP1277847A1 Case hardening steel and carburized part using same |
| 01/22/2003 | EP1277846A1 High-carbon steel wire rod with superior drawability and method for production thereof |
| 01/22/2003 | EP1276915A1 Rolling bearing component |
| 01/22/2003 | EP1191116A4 Austenic steel |
| 01/22/2003 | CN1392903A Stainless steel pipe with excellent suitability for secondary processing for automotive structure member |
| 01/22/2003 | CN1392812A Fecral-alloy for use as electrical heating elements |
| 01/22/2003 | CN1392280A Iron-nickel-chromium base cast high temperature alloy resisting metal cineration and carbonizing |
| 01/22/2003 | CN1392279A Iron-nickel-cobalt alloy for plane screen frame with good low heat expansion property after blackening treatment |
| 01/22/2003 | CN1392278A Nickel-cobalt-iron alloy and its producing method |
| 01/22/2003 | CN1099474C Iron loss low, strain characteristic resistant and practical characteristic good grain orientation electromagnet steel plate and its manufacture method |
| 01/22/2003 | CN1099473C Oxide dispersed steel and its producing method |
| 01/22/2003 | CN1099472C High strength phosphorated steel and its producing method |
| 01/22/2003 | CN1099468C Method for producing high silicon steel and silicon steel |
| 01/21/2003 | US6508893 Subjecting Iron-nickel-manganese based alloy to a hot rolling process wherein the rate of distortion during each pass of hot rolling is below 70/second resulting in the alloy having reduced rate of crack formation during hot rolling |
| 01/21/2003 | US6508892 Uniform aperture diameter |
| 01/21/2003 | US6508854 Method of preparing magnetostrictive material in microgravity environment |
| 01/16/2003 | WO2003004715A1 Thin alloy sheet of low thermal expansion and shadow mask using the same |
| 01/16/2003 | WO2003004714A1 Ferritic stainless steel for member of exhaust gas flow passage |
| 01/16/2003 | US20030012948 Resin bonded rare earth magnet |
| 01/16/2003 | US20030010408 Electromagnetic wave absorbent and method for producing magnetic powder for the same |
| 01/16/2003 | US20030010153 High machinability iron base sintered alloy for valve seat inserts |
| 01/15/2003 | EP1275745A1 Low-alloy heat-resistant steel, process for producing the same, and turbine rotor |
| 01/15/2003 | EP1275744A1 Heat-resistant martensite alloy excellent in high-temperature creep rapture strength and ductility and process for producing the same |
| 01/15/2003 | EP1274872A1 Nitrogen alloyed steel, spray compacted steel, method for the production thereof and composite material produced from said steel |
| 01/15/2003 | EP1274868A1 Method for the production of a part of a rolling bearing |
| 01/15/2003 | CN1391617A Method for fabricating vehicle components and new use of precipitation hardenable martensitic stainless steel |
| 01/15/2003 | CN1391517A Production of heat resistant alloy with good high temperature oxidation resistance |
| 01/15/2003 | CN1391248A Composite gradient alloy plates and manufacture thereof, and color cathode ray tubes therewith |
| 01/15/2003 | CN1391238A Process for preparing nano-class magnetic complex-phase material (Fe3B, alpha-Fe)/Nd2Fe14B |
| 01/15/2003 | CN1391237A Process for growing Ge nanoline by aluminium oxide template |
| 01/15/2003 | CN1391022A Ultrahigh-strength sleeved petroleum pipe with special jointer for resisting squeeze and its making method |
| 01/15/2003 | CN1391021A Sleeved petroleum pipe resisting CO2 corrosion and its making method |
| 01/15/2003 | CN1391020A Medium-strength sleeved petroleum pipe for hot recovery well of thick oil and its making method |
| 01/15/2003 | CN1390973A Corrosionproof steel |
| 01/15/2003 | CN1390972A Ultrahigh-strength low-alloy steel |
| 01/15/2003 | CN1390960A Production method for cryogenic weldable ultrahigh-strength steel plates with good toughness |
| 01/15/2003 | CN1390959A Heat treating method for hot die steel made of chromium interalloy |
| 01/15/2003 | CN1390794A Glassware forming die and manufacturing process thereof |
| 01/15/2003 | CN1098937C Rolled steel |
| 01/15/2003 | CN1098936C High strength galvanized steel plate excellent in adhesion of plated metal and formability in press working and high strength alloy galvanized steel plate and method for production thereof |
| 01/14/2003 | US6507262 Magnetic core that is suitable for use in a current transformer, method for the production of a magnetic core and current transformer with a magnetic core |
| 01/14/2003 | US6506266 Iron, carbon, silicon and manganese steel with minor consti-tuents comprising phosphorous, sulfur, chromium, copper, molybdenum, nickel and vanadium; wear, crack, thermal and stress resistance |
| 01/14/2003 | US6506227 From tool steel with improved homogeneity, greater purity, and improved properties; isostatically pressed metal body that has maximal material isotropy and a minimal content of oxide inclusions |
| 01/09/2003 | WO2003003386A1 R-t-b-c based rare earth magnetic powder and bonded magnet |
| 01/09/2003 | WO2003002777A1 Nonoriented electromagnetic steel sheet |
| 01/09/2003 | US20030008171 Formed via heating or soaking; tensile strength; for underbody components of vehicles |
| 01/09/2003 | US20030006685 Composite gradient alloy plate, manufacturing method thereof and color cathode ray tube having shadow mask using the composite gradient alloy plate |
| 01/09/2003 | US20030006583 Gliding edge profile |
| 01/09/2003 | US20030005986 Ultra-high strength cold rolled steel sheet and method for manufacturing the same |
| 01/09/2003 | US20030005980 Profile clamp |
| 01/09/2003 | DE19937271C2 Verfahren zur Herstellung von tiefzieh- oder abstreckziehfähigem, veredeltem Kaltband, sowie Kaltband, vorzugsweise zur Herstellung von zylindrischen Behältern und insbesondere Batteriebehältern A process for the production of deep-drawing or abstreckziehfähigem, refined cold rolled strip, and cold-rolled strip, preferably for the production of cylindrical containers and in particular containers battery |
| 01/08/2003 | EP1273673A1 Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristics |
| 01/08/2003 | EP1273672A1 High surface pressure resistant steel parts and methods of producing same |
| 01/08/2003 | EP1273670A1 Method for manufacturing high strength bolt excellent in resistance to delayed fracture and to relaxation |
| 01/08/2003 | EP1192287B1 Method for producing non-grain oriented electric sheet steel |
| 01/08/2003 | EP1144696A4 Method of producing molten iron in duplex furnaces |
| 01/08/2003 | CN1389577A Low-phosphorus and low-sulphur Al-Fe alloy |
| 01/08/2003 | CN1098372C Austenitic stainless steel, especially for making wire using Austenitic stainless steel |
| 01/08/2003 | CN1098371C Rare earth iron-based high-temp marmem and its smelting process |
| 01/08/2003 | CN1098370C Wear-resistant steel and parts of weaving machines made there from |
| 01/08/2003 | CN1098369C Cold work steel |
| 01/08/2003 | CN1098368C Permanenent magnetic alloy with excellent heat resistance and process for producing same |
| 01/08/2003 | CN1098367C Aperture grill material for color picture tube, production method thereof, aperture grill and picture tube |
| 01/08/2003 | CN1098366C Resin coated steel sheet suitable for use in thin-walled deep-drawn ironed can and steel sheet therefor |
| 01/08/2003 | CN1098359C Ultra-high strength and phase steel with excellent cryogenic temperature toughness, and method for manufacturing the same |
| 01/08/2003 | CN1098358C Ultra-high strength ausaged steels with excellent cryogenic temp. toughness |
| 01/07/2003 | US6503415 Magnet powders and isotropic rare-earth bonded magnets |
| 01/07/2003 | US6503339 Hot rolling directly from casting heat or after reheating; multiple metal forming passes producing two phase austenite and ferrite regions during finishing rolling; iron with at least carbon, silicon, aluminum and manganese |
| 01/03/2003 | WO2003001541A1 Rare earth magnet and method for production thereof |
| 01/03/2003 | WO2003000951A1 Grain oriented electric sheet of metal with an electrically insulating coating |
| 01/03/2003 | WO2003000944A1 Cold work steel |
| 01/03/2003 | WO2003000938A1 Method of producing high cr-based seamless steel tube |
| 01/03/2003 | CA2448799A1 Cold work steel |
| 01/02/2003 | US20030003322 Galvannealed steel sheet superior in workability |
| 01/02/2003 | EP1271582A1 Metal foil excellent in electrical contact stability |
| 01/02/2003 | EP1270764A1 Surface treated tin-plated steel sheet and chemical treatment solution |
| 01/02/2003 | EP1270757A1 Machine structural steel being free of lead, excellent in machinability and reduced in strength anisotropy |
| 01/02/2003 | EP1270756A1 Supermagnetostrictive alloy and method for preparation thereof |
| 01/02/2003 | EP1268868A1 Powder metallurgical method for producing high-density shaped parts |
| 01/02/2003 | EP1228260A4 Iron-silicon alloy and alloy product, exhibiting improved resistance to hydrogen embrittlement and method of making the same |
| 01/01/2003 | CN1388837A Magnetic marker and its manufactring method |
| 01/01/2003 | CN1388836A Steel sheet for porcelain enamel excellent in forming property, aging property and enameling characteristics and method for producing the same |
| 01/01/2003 | CN1388835A Steel pipe for use in reinforcement of automobile and method for production thereof |
| 01/01/2003 | CN1388834A High carbon steel pipe excellent in cold formability and high frequency hardenability and method for producing the same |
| 01/01/2003 | CN1388536A Method for producing alloy for formation of bonded rare-earth magnet and bonded rare-earth magnet composition |
| 01/01/2003 | CN1388263A PM high speed steel with high-heat stability |