| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 03/14/2007 | CN1305080C Method for producing quick cooling alloy for magnet |
| 03/14/2007 | CN1304619C Deep well, ultra deep well petroleum sleev in petroleum natural extraction gas |
| 03/14/2007 | CN1304618C Pealite based rail excellent in wear resistance and ductility and method for production thereof |
| 03/13/2007 | US7189171 Rolling bearing for belt driven continuously variable transmission |
| 03/13/2007 | CA2294740C Ultra-high strength, weldable, boron-containing steels with superior toughness |
| 03/13/2007 | CA2257835C Coated seizure-hardening type cold-rolled steel sheet having excellent aging resistance and method of production thereof |
| 03/08/2007 | WO2007027724A2 Steel compositions, methods of forming the same, and articles formed therefrom |
| 03/08/2007 | US20070053784 Maraging steel article and method of manufacture |
| 03/08/2007 | US20070051438 Process of production and production system of high strength galvannealed steel sheet |
| 03/08/2007 | US20070051434 Ready-use low-carbon steel mechanical component for plastic deformation and method for making same |
| 03/08/2007 | US20070051433 High tensile strength steel and marine structure having excellent weld toughness |
| 03/08/2007 | US20070051432 Steel wire rod having excellent drawability and fatigue properties, and manufacturing method of the same |
| 03/08/2007 | DE102005041408A1 Verfahren zur Herstellung eines Kolbenrings für Verbrennungsmotoren sowie einen derartigen Kolbenring A process for producing a piston ring for internal combustion engines and such a piston ring |
| 03/08/2007 | CA2794435A1 Steel compositions, methods of forming the same, and articles formed therefrom |
| 03/08/2007 | CA2599417A1 Steel compositions, methods of forming the same, and articles formed therefrom |
| 03/07/2007 | EP1371863B1 High-strength bolt excellent in delayed fracture resistance characteristics and its steel product |
| 03/07/2007 | CN1926257A 钢 Steel |
| 03/07/2007 | CN1926256A Corrosion-resistant steel excellent in toughness of base metal and weld and process for producing the same |
| 03/07/2007 | CN1924070A Casting high boron abrasion-proof stainless steel containing high hardness boride and preparation method thereof |
| 03/07/2007 | CN1924069A High heat-intensity hot-work die steel material |
| 03/07/2007 | CN1924068A Oil well tube resisting stress corrosion of H2S and manufacture method thereof |
| 03/07/2007 | CN1924067A High-nitrogen nickel-free bidirectional stainless steel alloy material and manufacture method thereof |
| 03/07/2007 | CN1924066A Steel for pipeline steel tube with excellent hydrogen sulfide breakage resistance |
| 03/07/2007 | CN1924065A 700MPa grade high ductility low-yield ratio thick steel plate and manufacture method thereof |
| 03/07/2007 | CN1924064A Thin-wall steel plate with excellent hydrogen-initiated breakage resistance |
| 03/07/2007 | CN1924063A Manufacture method of high-strength toughness steel with excellent HIC-resistance |
| 03/07/2007 | CN1924062A Welding metal with excellent flexibility at low-temperature |
| 03/07/2007 | CN1924061A Low-alloy high-strength steel for manufacturing J55 grade welding petroleum sheath |
| 03/07/2007 | CN1924060A Manufacture method of steel plate and steel tube for low-yield ratio round pillar |
| 03/07/2007 | CN1924059A Modified high manganese steel |
| 03/07/2007 | CN1924058A Rich rare earth stainless steel with excellent anti-bacterium capability |
| 03/07/2007 | CN1923389A Hot-rolled orientation silicon steel process |
| 03/07/2007 | CN1303623C Nanocomposite magnet and its manufacturing method |
| 03/07/2007 | CN1303622C Compound for rare earth element based bonded magnet and bonded magnet using the same |
| 03/07/2007 | CN1303244C High-carbon hot-rolled steel plate,cold-rolled steel plate and making method thereof |
| 03/07/2007 | CN1303243C Stainless steelused for brake disk of disk type brake |
| 03/07/2007 | CN1303242C Cr steel for structural use and method for producing the same |
| 03/07/2007 | CN1303241C Stainless steel for use under circumstance where organic acid and saline are present |
| 03/07/2007 | CN1303240C A low alloy steel and a weld joint having an excellent hydlaulic acid and sulfuric acid corrosion resistance |
| 03/06/2007 | US7186304 has chromium, cobalt, vanadium, molybdenum, nickel, manganese, silicon, tungsten, titanium, niobium and iron; corrosion resistance |
| 03/06/2007 | CA2189555C Iron based powder containing mo, p and c |
| 03/01/2007 | WO2007024192A1 Steel alloy and tools or components manufactured out of the steel alloy |
| 03/01/2007 | WO2007024114A1 Steel sheet for galvanizing with excellent workability, and method for manufacturing the same |
| 03/01/2007 | WO2007024092A1 High strength hot rolled steel sheet containing high mn content with excellent workability and method for manufacturing the same |
| 03/01/2007 | WO2007023873A1 Highly strong, thick electric resistance-welded steel pipe excellent in quenching property, hot forming processability and fatigue strength, and method for manufacture thereof |
| 03/01/2007 | WO2007023806A1 Seamless steel pipe for line pipe and method for producing same |
| 03/01/2007 | WO2007023805A1 Seamless steel pipe for line pipe and method for producing same |
| 03/01/2007 | WO2007023804A1 Seamless steel pipe for line pipe and method for producing same |
| 03/01/2007 | WO2007022740A1 Amorphous iron-nickel-based brazing foil and brazing method |
| 03/01/2007 | WO2006081401A9 MARTENSITIC STAINLESS STEEL STRENGTHENED BY NI3TI η-PHASE PRECIPITATION |
| 03/01/2007 | US20070044872 Precipitation-strengthened nickel-iron-chromium alloy and process therefor |
| 03/01/2007 | US20070044867 Low carbon composite free-cutting steel product excellent in roughness of finished surface and method for production thereof |
| 03/01/2007 | DE10308274B4 Herstellungsverfahren für ein eisenhaltiges Schmiedeteil mit hoher Dichte Preparation process for a ferrous forging high density |
| 03/01/2007 | CA2620049A1 Seamless steel pipe for line pipe and a method for its manufacture |
| 03/01/2007 | CA2618596A1 Steel alloy and tools or components manufactured out of the steel alloy |
| 02/28/2007 | EP1757711A2 Carburized machine parts |
| 02/28/2007 | EP1757376A1 Process for producing seamless steel pipe |
| 02/28/2007 | EP1756458A1 Corrosion-resistant exterior alloy for composite tubes |
| 02/28/2007 | CN1922337A Steel sheet or steel pipe being reduced in expression of baushinger effect, and method for production thereof |
| 02/28/2007 | CN1920977A Inorganic recording material for blue light recordable storage and its preparing method |
| 02/28/2007 | CN1920117A Method of producing major diameter TbDyFe-base alloy directionally solidified crystal |
| 02/28/2007 | CN1920086A Free cutting steel |
| 02/28/2007 | CN1920085A Corrosion-resistant easy cutting plastic mold steel |
| 02/28/2007 | CN1920084A Free cutting steel |
| 02/28/2007 | CN1920083A Manufacture method of ultra-low-temperature, high-strength and long-fatigue life automobile bridge seamless heterotype axle steel tube |
| 02/28/2007 | CN1920082A High temperature self-lubrication alloyed steel, smelting method and application thereof |
| 02/28/2007 | CN1920081A Low-alloy high-strength steel |
| 02/28/2007 | CN1920080A High-toughness low-alloy constructional steel and producing method thereof |
| 02/28/2007 | CN1920074A Iron bronze composite powder and preparation method thereof |
| 02/28/2007 | CN1919550A Granules cut moving knife and method for manufacturing the same |
| 02/28/2007 | CN1302144C Superhigh strength thick steel plate capable of large-line energy welding and its manufacturing method |
| 02/28/2007 | CN1302143C Steel capable of resisting CO2 and chlorine ion corrosion and for petroleum drilling rod |
| 02/28/2007 | CN1302142C High-strength stainless steel sheet and method for manufacturing the same |
| 02/28/2007 | CN1302141C Micro alloyed steel and application thereof |
| 02/28/2007 | CN1302140C Micro-alloyed high-carbon steel and application thereof |
| 02/28/2007 | CN1302139C Ferro-trialunminum intermetallic compound and carbon nanotube composites and method for preparing same |
| 02/28/2007 | CN1302138C Manufactring method for smelting stainless steel containing N biphase |
| 02/28/2007 | CN1302131C Hot-rolled steel strip provided for producing non grain-oriented electrical sheet, and method for the production thereof |
| 02/27/2007 | CA2369510C High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same |
| 02/27/2007 | CA2336373C 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 |
| 02/22/2007 | WO2007021243A1 Powder metallurgically manufactured steel, a tool comprising the steel and a method for manufacturing the tool |
| 02/22/2007 | WO2007020916A1 Method for production of steel material having excellent scale detachment property, and steel wire material having excellent scale detachment property |
| 02/22/2007 | WO2007020914A1 High-strength stainless-steel wire with excellent cold workability and molded article thereof |
| 02/22/2007 | WO2007020826A1 Ferritic stainless-steel sheet with excellent corrosion resistance and process for producing the same |
| 02/22/2007 | WO2007020683A1 Thick steel plate excelling in toughness of large heat input welded joint |
| 02/22/2007 | US20070041863 Precipitation hardenable austenitic steel |
| 02/22/2007 | US20070041862 Iron-chrome-aluminum alloy |
| 02/21/2007 | EP1754798A1 Screw for a turbine housing |
| 02/21/2007 | EP1754797A1 Sintered compacts, magnetostrictive materials, and method for manufacturing sintered compacts |
| 02/21/2007 | EP1753889A1 Push belt and manufacturing method therefor |
| 02/21/2007 | EP1753888A1 Highly stable multi phase steel having improved properties |
| 02/21/2007 | EP1571227B1 Cr-CONTAINING HEAT-RESISTANT STEEL SHEET EXCELLENT IN WORKABILITY AND METHOD FOR PRODUCTION THEREOF |
| 02/21/2007 | EP1347070B1 Steel sheet for porcelain enameling and method for production thereof, and enameled product and method for production thereof |
| 02/21/2007 | EP1146132B1 Hot-dip galvanized steel sheet having high strength and also being excellent in formability and galvanizing property |
| 02/21/2007 | EP1136580B1 Use of steel in laser welding |
| 02/21/2007 | CN1918315A Steel alloy for cutting details |
| 02/21/2007 | CN1918314A Cr-al-steel for high-temperature applications |
| 02/21/2007 | CN1918313A Welded ferritic stainless steel tube having excellent tube expanding workability |
| 02/21/2007 | CN1916225A Phase change jet melting method for improving fatigue property of welded structure |
| 02/21/2007 | CN1916220A High heat-resistant turbine sheel of turbocharger |