| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 05/29/2013 | EP2596140A1 Watch-making or clock-making component comprising an amorphous metal alloy |
| 05/29/2013 | EP2595801A2 Stainless steel alloy |
| 05/29/2013 | DE19982613B3 Hochtemperatur-Wälzlagerteil High temperature bearings part |
| 05/29/2013 | DE112009000750B4 Stahlgegenstand, Verfahren zur Herstellung des Stahlgegenstands und Vorrichtung zur Herstellung eines Stahlgegenstands Steel object, method of manufacturing the steel article and apparatus for manufacturing a steel article, |
| 05/29/2013 | DE112008000562B4 Stahlplatte mit geringer Heißrissanfälligkeit und einer Streckgrenze von 800 MPa sowie Verfahren zu deren Herstellung Steel plate with low susceptibility to hot cracking and a yield strength of 800 MPa and methods for their manufacture |
| 05/29/2013 | DE102008035714B9 Stahlblech zum Warmpreßformen, das Niedrigtemperatur-Vergütungseigenschaft hat, Verfahren zum Herstellen desselben, Verfahren zum Herstellen von Teilen unter Verwendung desselben, und damit hergestellte Teile Steel sheet for hot press molding, the low-temperature compensation property has the same method for manufacturing, process for producing parts using the same, and thus manufactured parts |
| 05/29/2013 | CN103124801A Case hardened steel and method for producing same |
| 05/29/2013 | CN103124799A High-strength steel sheet and manufacturing method therefor |
| 05/29/2013 | CN103124798A Method for producing oriented electrical steel sheets |
| 05/29/2013 | CN103123841A Magnetic alloy material |
| 05/29/2013 | CN103122439A Stainless steel tube applied to high-parameter ultra-supercritical thermal power generating unit and manufacturing process thereof |
| 05/29/2013 | CN103122438A Microalloyed steel and heat treatment method thereof |
| 05/29/2013 | CN103122437A Vanadium-silicon microalloyed super-strength wire rod and production process thereof |
| 05/29/2013 | CN103122436A Steel plate for normalizing type low-temperature pressure vessel at-70 DEG C |
| 05/29/2013 | CN103122435A Hot-rolled titaniferous high-strength steel plate with yield strength higher than 700MPa and production method thereof |
| 05/29/2013 | CN103122434A Alloy material for making frying pan |
| 05/29/2013 | CN103122433A Ultrahigh-carbon type bearing steel |
| 05/29/2013 | CN103122418A Method for preparing high-performance sintered neodymium-iron-boron by eliminating alpha-Fe |
| 05/29/2013 | CN102409257B Austenite-series heat-resistant steel and manufacturing method thereof |
| 05/29/2013 | CN102392199B Material-saving heat-resisting antifriction self-lubricating material |
| 05/29/2013 | CN102392189B High-Cr ferrite stainless steel and manufacturing method thereof |
| 05/29/2013 | CN102260820B High-toughness alloy steel, and heat treatment device thereof |
| 05/29/2013 | CN102230134B Machining process of Qquaternary marine mooring chain steel with large specification and high performance |
| 05/29/2013 | CN102159744B Heat-resistant steel for engine valve having excellent high-temperature strength |
| 05/29/2013 | CN101939457B High strength galvanized steel sheet with excellent formability and method for manufacturing the same |
| 05/28/2013 | US8449845 Zirconium crucible |
| 05/28/2013 | US8449699 Cold-rolled steel sheet, method for manufacturing the same, and backlight chassis |
| 05/28/2013 | US8449698 Dual phase steel sheet and method of manufacturing the same |
| 05/28/2013 | CA2679556C Internal high hardness type pearlitic rail with excellent wear resistance and rolling contact fatigue resistance and method for producing same |
| 05/28/2013 | CA2461831C Hot-rolled steel strip for high strength electric resistance welding pipe and manufacturing method thereof |
| 05/23/2013 | WO2013073738A1 Substrate material of iron-nickel alloy metal foil for cigs solar cells |
| 05/23/2013 | WO2013073565A1 Method for high-efficiency welding of thick steel plate |
| 05/23/2013 | WO2013073180A1 Composite magnetic material, buried-coil magnetic element using same, and method for producing same |
| 05/23/2013 | WO2013073136A1 Thin steel sheet and process for producing same |
| 05/23/2013 | WO2013073124A1 Hot-rolled steel sheet for high-strength hot-dip galvanized steel sheet or high-strength alloyed hot-dip galvanized steel sheet, and process for producing same |
| 05/23/2013 | WO2013073055A1 Austenitic stainless steel |
| 05/23/2013 | WO2013072124A1 Steel wire for magnetic field absorption |
| 05/23/2013 | WO2013048181A3 Low-alloy duplex stainless steel having outstanding corrosion resistance and hot working properties |
| 05/23/2013 | US20130129560 Ferritic stainless steel |
| 05/23/2013 | US20130129559 Lean austenitic stainless steel containing stabilizing elements |
| 05/23/2013 | US20130126052 Structural stainless steel sheet having excellent corrosion resistance at weld and method for manufacturing same |
| 05/23/2013 | DE102011055497A1 Ultrahochfeste Schraube mit hohem Streckgrenzverhältnis Ultra High Strength Bolt with high yield ratio |
| 05/22/2013 | EP2595163A1 Method for producing r-t-b-based sintered magnets |
| 05/22/2013 | EP2594657A1 Electron beam welded joint, steel material for use in electron beam welded joint, and manufacturing method thereof |
| 05/22/2013 | EP2594656A1 High yield ratio high-strength hot-dip galvanized steel sheet with excellent ductility and hole expansion properties, and manufacturing method thereof |
| 05/22/2013 | EP2594655A1 Dual-phase structure oil well pipe and method for producing same |
| 05/22/2013 | EP2594654A1 Steel having excellent machinability for mechanical structure |
| 05/22/2013 | EP2593574A1 Low-alloy steel having a high yield strength and a high sulphide-induced stress cracking resistance |
| 05/22/2013 | CN202945305U Vacuum-induction smelting and rapid hardening equipment for rare-earth permanent-magnet alloy |
| 05/22/2013 | CN202945304U Vacuum-induction smelting and rapid hardening equipment for rare-earth permanent-magnet alloy |
| 05/22/2013 | CN103119189A Steel for carburizing, carburized steel component, and method for producing same |
| 05/22/2013 | CN103119188A Steel for carburizing, carburized steel component, and method for producing same |
| 05/22/2013 | CN103119187A High-hardness pre-hardened cold-rolled tool steel for surface PVD, method for producing same, and surface PVD method for same |
| 05/22/2013 | CN103114258A Rare-earth-containing 37Mn high-pressure gas bottle blank and production method thereof |
| 05/22/2013 | CN103114257A Acid-washing-free high-strength crossbeam steel with stable oxide layer and preparation method of steel |
| 05/22/2013 | CN103114256A Low-temperature-resistant guide impeller and production method thereof |
| 05/22/2013 | CN103114255A Prescription of R5-level mooring chain and heat treatment process |
| 05/22/2013 | CN103114254A High-toughness steel plate for mechanical module supporting member of nuclear power plant and manufacturing method of steel plate |
| 05/22/2013 | CN103114253A Method for producing ultrathin ultrahigh-strength steel plate |
| 05/22/2013 | CN103114252A Low-alloy wear-resistant steel for lining plate and preparation method thereof |
| 05/22/2013 | CN103114251A High-strength hardened and tempered steel plate for application at low temperature of -50 DEG C |
| 05/22/2013 | CN103114250A Level-B steel with low-temperature impact resistance at -70 DEG C and preparation method thereof |
| 05/22/2013 | CN103114249A Method for producing medium-wall 20G seamless steel pipe by using controlled rolling instead of normalizing |
| 05/22/2013 | CN103114248A Steel for drilling tools and method for smelting steel for drilling tools |
| 05/22/2013 | CN103114247A High-hardness high-toughness wear-resistant steel and preparation method thereof |
| 05/22/2013 | CN103114246A High manganese and high chromium alloy cast steel ZGMn13Cr10 and its production method |
| 05/22/2013 | CN103114245A Wear-resistant lining board and preparation method thereof |
| 05/22/2013 | CN103114244A Martensite stainless steel smelting process |
| 05/22/2013 | CN103114243A Iron-chromium-aluminum foil for honeycomb carrier of automobile exhaust purification catalyst and preparation method thereof |
| 05/22/2013 | CN103114242A Manufacturing method of die steel with excellent toughness |
| 05/22/2013 | CN103114241A Hot-rolled steel plate with yield strength of 460MPa and function of high heat input welding |
| 05/22/2013 | CN103114240A Low-carbon low-nickel vanadium-containing cold-rolled phase change plastic steel and preparation method thereof |
| 05/22/2013 | CN103114239A Rare-earth-containing 34Mn2V high-pressure gas bottle blank and production method thereof |
| 05/22/2013 | CN103114236A CeFeSiCa alloy added into steel and manufacturing method thereof |
| 05/22/2013 | CN103114186A Control cooling method of easy-welding high-performance steel plate |
| 05/22/2013 | CN103111811A Manufacturing method for kaolin iron removal filter screen |
| 05/22/2013 | CN103111620A Novel energy automobile speed changer shift mechanism special powder metallurgy support seat manufacturing method |
| 05/22/2013 | CN103111346A Quartering hammer drill shank bucket tooth and manufacturing method thereof |
| 05/22/2013 | CN102618769B Manufacturing method of Mo2FeB2 based steel bonded hard alloy |
| 05/22/2013 | CN102534396B Method for producing Nb-containing high-speed train wheel steel |
| 05/22/2013 | CN102477474B Sulfur feeding method for smelting molten steel in vacuum induction furnace |
| 05/22/2013 | CN102409254B Heat treatment method of steel plate for pressure container |
| 05/22/2013 | CN102409223B Hot-rolled pickled sheet with low yield ratio and production method thereof |
| 05/22/2013 | CN102409138B Process for manufacturing alloy steel for rail frog |
| 05/22/2013 | CN102392185B Normalized acid resistant hot-rolled steel plate and preparation method thereof |
| 05/22/2013 | CN102373387B Steel plate for large-strain cold-bent tube and manufacturing method thereof |
| 05/22/2013 | CN102321848B Surface particle reinforced composite material layer of iron cast member and preparation method thereof |
| 05/22/2013 | CN102264920B Granulator blades with a high wear resistance and sharpening method thereof |
| 05/22/2013 | CN102168230B 304 substituting nickel-saving austenitic stainless steel and preparation method thereof |
| 05/22/2013 | CN102162067B Steel for anticorrosion sucker rods in oil field and production method thereof |
| 05/22/2013 | CN101952470B Powder for iron-based sintered alloy |
| 05/22/2013 | CN101657864B R-T-B sintered magnet and method for producing the same |
| 05/22/2013 | CN101495663B Iron-nickel alloy |
| 05/22/2013 | CN101311287B Grain oriented magnetic steel sheet |
| 05/21/2013 | US8444916 Stainless steel excellent in corrosion resistance, ferritic stainless steel excellent in resistance to crevice corrosion and formability, and ferritic stainless steel excellent in resistance to crevice corrosion |
| 05/21/2013 | US8444776 High hardness, high toughness iron-base alloys and methods for making same |
| 05/21/2013 | CA2694069C Method for producing steel sheets having high resistance and ductility characteristics, and sheets thus obtained |
| 05/16/2013 | WO2013069937A1 Steel sheet for hot press forming, hot press forming member, and manufacturing method thereof |
| 05/16/2013 | WO2013069754A1 Anisotropic electromagnetic steel sheet and method for producing same |
| 05/16/2013 | WO2013069259A1 Ultrathin electromagnetic steel sheet |