| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 02/27/2013 | CN102220545B High-carbon and high-strength heat-treated steel rail with high wear resistance and plasticity and manufacturing method thereof |
| 02/27/2013 | CN102211160B Continuous casting method of sulfur-containing easy-cutting pinion steel |
| 02/27/2013 | CN102108468B Steel for railway locomotive axles and manufacturing method thereof |
| 02/27/2013 | CN101845591B Copper-steel composite material and preparation method thereof |
| 02/27/2013 | CN101787487B Tough hot rolled steel strip for containers and manufacturing method thereof |
| 02/27/2013 | CN101660096B Copper-steel-copper composite material and preparation method thereof |
| 02/26/2013 | US8383034 Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughness |
| 02/26/2013 | US8382918 Steel wire material for spring and its producing method |
| 02/26/2013 | CA2700655C Steel pipe with excellent expandability and method for producing the same |
| 02/21/2013 | WO2013024901A1 FIRST LAYER OR OVERLAYING LAYER WELDING SECTION OF HIGH Cr STEEL TURBINE ROTOR, CLADDING WELDING MATERIAL FOR WELDING SECTION, AND METHOD FOR MANUFACTURING CLADDING WELDING SECTION |
| 02/21/2013 | WO2013024899A1 Non-oriented electromagnetic steel sheet, method for producing same, laminate for motor iron core, and method for producing said laminate |
| 02/21/2013 | WO2013024894A1 Non-oriented electromagnetic steel sheet, method for producing same, laminate for motor iron core, and method for producing said laminate |
| 02/21/2013 | WO2013024876A1 Spring steel and spring |
| 02/21/2013 | WO2013024874A1 Method for producing oriented electromagnetic steel sheet |
| 02/21/2013 | WO2013024861A1 High strength steel plate with excellent warm and room-temperature formability and warm forming method thereof |
| 02/21/2013 | WO2013024860A1 High-strength hot-rolled steel plate |
| 02/21/2013 | WO2013024772A1 Method for producing oriented magnetic steel sheet |
| 02/21/2013 | US20130045128 Tin mill black plate and method for manufacturing the same |
| 02/21/2013 | US20130042948 Decorative Steel Composition Having a Textured Cyrstalline Surface |
| 02/21/2013 | DE102011110484A1 Exhaust gas traversed by component, preferably housing or exhaust gas circulating component, which is positioned within exhaust gas stream, preferably exhaust gas turbocharger, and is partially prepared from alloy comprising e.g. aluminum |
| 02/21/2013 | DE102011110482A1 Off-gas-bypassed component e.g. nozzle, guide vane, guide baffle and idler for supercharger, comprises alloy containing aluminum, boron, carbon, niobium, zirconium, titanium, tungsten, tantalum, silicon, vanadium, chromium and iron |
| 02/21/2013 | DE102011110481A1 Exhaust gas flow component, preferably housing, which is positioned within e.g. exhaust gas turbocharger and partly made of alloy comprising aluminum, boron, carbon, niobium, zirconium, titanium, tungsten, tantalum, silicon and vanadium |
| 02/21/2013 | DE102007031927B4 Austenitische auf Eisen basierende Legierung Austenitic iron-based alloy |
| 02/21/2013 | DE102004003541B4 Stahl zur Verwendung in einer hochfesten Ritzelwelle und Herstellungsverfahren hierfür Steel for use in high strength pinion shaft and manufacturing method thereof |
| 02/21/2013 | DE10124393B4 Hitzebeständiger Stahl, Verfahren zur thermischen Behandlung von hitzebeständigem Stahl, und Kompenten aus hitzebeständigem Stahl A heat-resistant steel, process for the thermal treatment of heat-resistant steel, heat-resistant steel and Kompenten from |
| 02/20/2013 | EP2559783A1 High-strength hot-rolled steel plate exhibiting excellent stretch flangeability and fatigue resistance properties, and production method therefor |
| 02/20/2013 | EP2559782A1 High-strength hot-dip galvanized steel sheet with excellent formability and impact resistance, and process for producing same |
| 02/20/2013 | EP2559781A1 Spring and method for producing same |
| 02/20/2013 | EP2559775A1 Method for manufacturing a grain-oriented electrical steel sheet |
| 02/20/2013 | CN102939400A Low-alloy steel having a high yield strength and a high sulphide-induced stress cracking resistance |
| 02/20/2013 | CN102939399A Hot-stamp-molded article, process for production of steel sheet for hot stamping, and process for production of hot-stamp-molded article |
| 02/20/2013 | CN102939394A Method of producing an austenitic steel |
| 02/20/2013 | CN102938311A Production process for improving intrinsic coercive force of sintered neodymium iron boron (NdFeB) permanent magnet |
| 02/20/2013 | CN102938282A R-Fe-B series permanent magnet and production method thereof |
| 02/20/2013 | CN102936704A Cold extrusion die mold steel processing method |
| 02/20/2013 | CN102936703A Cold heading die mold steel processing method |
| 02/20/2013 | CN102936702A Nickel-saving stainless steel panel and manufacturing method thereof |
| 02/20/2013 | CN102936701A Iron-based shape memory alloy with outstanding memory recovery characteristic and preparation method thereof |
| 02/20/2013 | CN102936700A Full bainitic steel frog and manufacturing method thereof |
| 02/20/2013 | CN102936699A Mold steel used in cold punching die |
| 02/20/2013 | CN102936698A Alloy steel and method for manufacturing same |
| 02/20/2013 | CN102936697A Method for preparing high abrasion-resistance ferroalloy material |
| 02/20/2013 | CN102936696A High hardness and high abrasion-resistance ferroalloy material and preparation method thereof |
| 02/20/2013 | CN102936695A High-strength low-temperature pressure vessel steel plate and production method thereof |
| 02/20/2013 | CN102936694A Preparation process of high-speed stamping cold-work mold steel |
| 02/20/2013 | CN102936693A Drawing die mold steel processing method |
| 02/20/2013 | CN102936692A Cold punching die mold steel processing method |
| 02/20/2013 | CN102936691A Method for manufacturing oil casings made of R95-grade steel containing rare earth |
| 02/20/2013 | CN102936690A Novel 9SiCrAlBN alloy tool steel |
| 02/20/2013 | CN102936689A High-temperature-resistant bearing steel and production process thereof |
| 02/20/2013 | CN102936688A Wire with tensile strength>=2000MPa for bridge cable and production method |
| 02/20/2013 | CN102936687A 110ksi-level ERW (electric resistance welding) steel belt for oil casings and production method thereof |
| 02/20/2013 | CN102936686A Production method of L80-1 steel-grade oil casings with low cost |
| 02/20/2013 | CN102936685A Fe-based magnetically soft alloy with high-saturation magnetic flux density and preparation method of alloy |
| 02/20/2013 | CN102936684A Production method of non-quenched-and-tempered oil-storage-tank-used 12MnNiVR steel plate |
| 02/20/2013 | CN102936683A 370MPa-yield-strength bridge steel without plate thickness effect and production method thereof |
| 02/20/2013 | CN102936682A Production method of N80Q steel-grade oil casings |
| 02/20/2013 | CN102935514A Powder metallurgical gear and forming method thereof |
| 02/20/2013 | CN102935503A Metal-stream powder nitrogenization method for preparing Ti(C,N) particle-reinforced iron-base composite material by in-situ reaction casting |
| 02/20/2013 | CN102935394A Abrasion-resistant tooth roller shell of roll crusher |
| 02/20/2013 | CN102330030B Seamless steel pipe with diameter of between 559 and 711mm for vehicular high-pressure gas cylinder and production method thereof |
| 02/20/2013 | CN102296240B Preparation method of steel pipe and cold-formed steel high-chromium roller |
| 02/20/2013 | CN102268601B 50Cr3MoV steel for back-up roll and heat treatment method for steel |
| 02/20/2013 | CN102233428B Method for preparing bulk sintered Nd-Fe-B permanent magnet material |
| 02/20/2013 | CN102172816B Method for producing high-strength hot rolling valve snail |
| 02/20/2013 | CN101688273B Precipitation-hardened martensitic cast stainless steel having excellent machinability, and method for production thereof |
| 02/19/2013 | CA2683739C Hot dip plated high strength steel sheet for press forming use superior in low temperature toughness and method of production of the same |
| 02/19/2013 | CA2316332C Austenitic stainless steel including columbium |
| 02/14/2013 | WO2013022043A1 Hot-rolled steel sheet having high yield ratio and excellent low-temperature impact energy absorption and haz softening resistance and method for producing same |
| 02/14/2013 | WO2013022033A1 Material for springs, manufacturing process therefor, and springs |
| 02/14/2013 | WO2013022010A1 Hot-dip galvanized steel sheet and production method therefor |
| 02/14/2013 | WO2013022008A1 Hot-dip galvanized steel sheet and production method therefor |
| 02/14/2013 | WO2013021828A1 Compression coil spring and method for producing same |
| 02/14/2013 | WO2013021009A1 Steel for manufacturing carburized steel parts, carburized steel parts produced with said steel, and method for manufacturing same |
| 02/14/2013 | US20130040165 High-strength steel sheet excellent in seam weldability |
| 02/14/2013 | US20130040079 Spacer for a vacuum glazing panel, corresponding vacuum glazing panel and production process |
| 02/14/2013 | US20130039804 Electrical steel with high strength and low electrical losses |
| 02/14/2013 | US20130039803 High-strength steel plate excellent in drop weight properties |
| 02/14/2013 | US20130039802 Low-nickel austenitic stainless steel and use of the steel |
| 02/14/2013 | US20130039801 Martensitic stainless steel with excellent weld characteristics, and martensitic stainless steel material |
| 02/14/2013 | US20130039800 Hard metal materials |
| 02/14/2013 | US20130039796 Master alloy for producing sinter hardened steel parts and process for the production of sinter hardened parts |
| 02/14/2013 | US20130037182 Mechanical part made of steel having high properties and process for manufacturing same |
| 02/14/2013 | US20130037180 High-strength cold-rolled steel sheet and method of manufacturing thereof |
| 02/14/2013 | US20130037179 Metal alloys for high impact applications |
| 02/14/2013 | US20130037176 High Strength, High Toughness Steel Alloy |
| 02/14/2013 | DE10393654B4 Wälzlager, Material für Wälzlager und Gerät mit rotierendem Teil, welches das Wälzlager nutzt Rolling material for bearings and machine with rotating part that uses the bearings |
| 02/14/2013 | CA2844202A1 Hot-dip galvanized steel sheet and method for manufacturing the same |
| 02/14/2013 | CA2843588A1 High yield ratio hot rolled steel sheet which has excellent low temperature impact energy absorption and haz softening resistance and method of production of same |
| 02/14/2013 | CA2843360A1 Steel for manufacturing carburized steel parts, carburized steel parts produced with said steel, and method for manufacturing same |
| 02/13/2013 | EP2557196A1 Bainitic steel for moulds |
| 02/13/2013 | EP2557195A1 Spring steel and method of manufacture for same |
| 02/13/2013 | EP2557194A1 Oxidation-resistant ferritic stainless steel, method of manufacturing the same, and fuel cell interconnector using the ferritic stainless steel |
| 02/13/2013 | EP2557193A1 High-strength steel sheet having excellent hot rolling workability, and process for production thereof |
| 02/13/2013 | EP2557192A1 Welding metal having excellent low-temperature toughness and excellent drop-weight characteristics |
| 02/13/2013 | EP2557191A1 Wire material for saw wire and method for producing same |
| 02/13/2013 | EP2557190A1 Initial ultrafine crystal alloy, nanocrystal soft magnetic alloy and method for producing same, and magnetic component formed from nanocrystal soft magnetic alloy |
| 02/13/2013 | EP2557189A1 Ferrite stainless steel sheet having high thermal resistance and processability, and method for manufacturing the same |
| 02/13/2013 | EP2557185A1 Armature en acier profilée et laminée à chaud pour pièces en béton armé dotées d'une résistance au feu améliorée et son procédé de fabrication |
| 02/13/2013 | EP2557184A1 Hot-rolled profiled steel reinforcement for reinforced concrete with improved fire resistance and method for producing same |