| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 03/31/2010 | CN101684542A Duplex stainless steel with pitting corrosion resistance and favourable cold temperature flexibility and manufacturing method thereof |
| 03/31/2010 | CN101684541A Duplex stainless steel used on pump valve products |
| 03/31/2010 | CN101684540A Martensitic stainless steel with high Mn content |
| 03/31/2010 | CN101684539A Thick-specification high-tenacity X70 acicular ferrite pipe line steel and manufacturing method thereof |
| 03/31/2010 | CN101684538A Structural steel for bridge and method for manufacturing same |
| 03/31/2010 | CN101684537A Weather resisting steel produced by strip casting and production method thereof |
| 03/31/2010 | CN101684536A Iron system sintered bearing and method for producing the same |
| 03/31/2010 | CN101684535A Cold-roll steel sheet directly used by enamel once and production method thereof |
| 03/31/2010 | CN101684534A Steel plate adapting to large-linear energy welding and manufacturing method thereof |
| 03/31/2010 | CN101684533A High strength cold-rolled plate with excellent formability and production method thereof |
| 03/31/2010 | CN101684532A Enamel steel for cold rolling water heater and manufacturing method thereof |
| 03/31/2010 | CN100596311C Method for making hot dip galvanizing steel plate |
| 03/30/2010 | US7686898 Creep-resistant maraging heat-treatment steel |
| 03/30/2010 | US7686897 Delayed fracture cracks and internal scabs free; oil wells |
| 03/30/2010 | US7686896 High-strength steel sheet excellent in deep drawing characteristics and method for production thereof |
| 03/30/2010 | CA2511891C High strength galvannealed steel sheet excellent in workability and a method of production of the same |
| 03/25/2010 | WO2010032776A1 Hot-pressed steel plate member and manufacturing method therefor |
| 03/25/2010 | WO2010032428A1 High-strength steel plate and process for producing same |
| 03/25/2010 | WO2010018920A3 High-carbon hot-rolling steel sheet and a production method therefor |
| 03/25/2010 | WO2009157661A3 Bake hardening steel with excellent surface properties and resistance to secondary work embrittlement, and preparation method thereof |
| 03/25/2010 | US20100075168 Fatigue damage resistant wire and method of production thereof |
| 03/25/2010 | US20100074794 Steel plate for linepipe having ultra-high strength and excellent low temperature toughness and manufacturing method of the same |
| 03/25/2010 | US20100074792 Cold work die steel, die, and method for production of cold work die steel |
| 03/25/2010 | US20100074791 Ferrous abrasion resistant sliding material |
| 03/25/2010 | US20100074790 Iron-based sintered alloy, iron-based sintered-alloy member and production process for them |
| 03/25/2010 | US20100072866 Low alloy steel material for generator rotor shafts |
| 03/25/2010 | DE112008000992T5 RTB-Sintermagnet und Verfahren zur Herstellung desselben RTB sintered magnet, and method for manufacturing the same |
| 03/25/2010 | DE102009031576A1 Stahllegierung für einen ferritischen Stahl mit ausgezeichneter Zeitstandfestigkeit und Oxidationsbeständigkeit bei erhöhten Einsatztemperaturen Steel alloy for a ferritic steel having excellent creep strength and oxidation resistance at elevated temperatures |
| 03/25/2010 | CA2680810A1 High temperature pyrometallurgical reduction process for the recovery of fused refractory metal oxides and the production of vanadium-rich iron alloys from mining residues or metallurgical wastes by produced during the beneficiation and upgrading of titania slags |
| 03/25/2010 | CA2680729A1 Thermal reduction process for the recovery of refractory metal oxides and the production of vanadium-rich iron alloys from mining residues or metallurgical wastes by-produced during the beneficiation and upgrading of titania slags |
| 03/24/2010 | EP2166123A1 Low alloy steel material for generator rotor shafts |
| 03/24/2010 | EP2166122A1 Method of manufacturing high strength steel |
| 03/24/2010 | EP2166121A1 High strength steel sheet and method for manufacturing the same |
| 03/24/2010 | EP2166120A1 Ferritic stainless steel having excellent heat resistance |
| 03/24/2010 | EP2166116A2 Method for production of steel material having excellent scale detachment and steel wire material having excellent scale detachment |
| 03/24/2010 | EP2166115A2 Method for production of steel material having excellent scale detachment and steel wire material having excellent scale detachment |
| 03/24/2010 | EP2166114A2 Method for production of steel material having excellent scale detachment, and steel wire material having excellent scale detachment |
| 03/24/2010 | EP2164998A1 Hardened martensitic steel having a low or zero content of cobalt, process for manufacturing a part from this steel, and part thus obtained |
| 03/24/2010 | CN201428406Y Pilot mill tap tool for repairing casings |
| 03/24/2010 | CN101681708A Sintered soft magnetic powder molded body |
| 03/24/2010 | CN101680071A Wear-resistant steel sheet having excellent wear resistant at high temperature and processability upon bending, and method for production thereof |
| 03/24/2010 | CN101680070A Austenitic iron/nickel/chromium/copper alloy |
| 03/24/2010 | CN101680069A High carbon steel sheet superior in fatiugue lifeand manufacturing method thereof |
| 03/24/2010 | CN101680068A Refractory steel material with welded joint excellent in unsusceptibility to reheat embrittlement and toughness and process for producing the same |
| 03/24/2010 | CN101680067A Steel material for thermal cutting with oxygen |
| 03/24/2010 | CN101680066A Ferritic stainless steel sheet having excellent corrosion resistance against sulfuric acid, and method for production thereof |
| 03/24/2010 | CN101680065A Ferrite heat resistant steel |
| 03/24/2010 | CN101680064A metal gasket |
| 03/24/2010 | CN101680063A Iron-based powder and composition thereof |
| 03/24/2010 | CN101680048A Process for manufacturing shaped article |
| 03/24/2010 | CN101680047A Process for production of thick high-tensile-strength steel plates |
| 03/24/2010 | CN101678511A Welded joint with excellent fatigue-resistance characteristics, and method for producing same |
| 03/24/2010 | CN101676430A Weldable super-strength steel with excellent low-temperature flexibility and method for manufacturing the same |
| 03/24/2010 | CN101676429A Stainless steel with capabilities of high temperature resistance and anti-corrosion, manufacturing method and application thereof |
| 03/24/2010 | CN101676428A Material for generator rotor shafts |
| 03/24/2010 | CN101676427A Steel plate with high strength and low yield ratio |
| 03/24/2010 | CN101676426A Heat-resistance structural steel, manufacturing method and application thereof |
| 03/24/2010 | CN101676425A Martensite abrasion-resistant steel with high strength and production produce thereof |
| 03/24/2010 | CN100595313C Tisco manganese steel casting surface alloying process method |
| 03/24/2010 | CN100595309C Petroleum casing pipe with high-strength and high ductility as well as manufacturing method thereof |
| 03/24/2010 | CN100595308C Preparation method of magnetostriction alloy with excellent combined properties |
| 03/24/2010 | CN100595304C Composite alloy for steel-making deoxidization and microalloying |
| 03/24/2010 | CN100595018C Method of preparing novel gradient functional material fine blanking die based on laser fusing-covering forming technique |
| 03/23/2010 | US7682559 alloy strips comprising carbon, chromium, manganese, niobium, molybdenum, iron, nitrogen, phosphorus and sulfur, having high strength, corrosion and oxidation resistance, used in automobile exhaust systems |
| 03/23/2010 | US7682471 Austenitic iron-based alloy |
| 03/23/2010 | US7682467 Polygonal ferrite as the main phase, and martensite as a second phase; carbon, manganese, silicon, phosphorous, chromium |
| 03/23/2010 | US7682417 Cold work steel article |
| 03/18/2010 | WO2010030021A1 High-strength steel sheet and method for production thereof |
| 03/18/2010 | WO2010029983A1 High-strength steel plate and manufacturing method thereof |
| 03/18/2010 | WO2010029921A1 Directional electromagnetic steel plate manufacturing method |
| 03/18/2010 | WO2010029012A1 Stainless steel, cold strip produced from said steel, and method for producing a flat steel product from said steel |
| 03/18/2010 | WO2010028473A1 New technology for the manufacture of high-copper, low-manganese weathering grade steel with technological, economic and environmental advantages |
| 03/18/2010 | WO2010011447A3 High strength, high toughness steel alloy |
| 03/18/2010 | US20100068549 Seamless precision steel tubes with improved isotropic toughness at low temperature for hydraulic cylinders and process for obtaining the same |
| 03/18/2010 | US20100065168 Fire resistant steel excellent in high temperature strength, toughness, and reheating embrittlement resistance and process for production of the same |
| 03/18/2010 | US20100065166 Steel pipe with excellent expandability and method for producing the same |
| 03/18/2010 | CA2734978A1 High strength steel sheet and method for manufacturing the same |
| 03/18/2010 | CA2734976A1 High strength steel sheet and method for manufacturing the same |
| 03/17/2010 | EP2163659A1 Stainless steel, cold strip made of same and method for producing cold strip from same |
| 03/17/2010 | EP2163658A1 Ferritic stainless steel sheet having excellent corrosion resistance against sulfuric acid, and method for production thereof |
| 03/17/2010 | EP2163657A1 Steel for high-cleanliness springs excellent in fatigue characteristics and high-cleanliness springs |
| 03/17/2010 | EP2163655A1 Process for production of high alloy steel pipe |
| 03/17/2010 | EP2163340A1 Improvements in fluxless brazing |
| 03/17/2010 | EP2162558A1 Iron-nickel-chromium-silicon alloy |
| 03/17/2010 | EP2162252A1 A thin cast strip product with microalloy additions, and method for making the same |
| 03/17/2010 | EP2162251A1 A thin cast strip product with microalloy additions, and method for making the same |
| 03/17/2010 | CN101675177A Cold-rolled steel sheet, galvannealed steel sheet and processes for production of both |
| 03/17/2010 | CN101675176A Steel for high-cleanliness springs excellent in fatigue characteristics and high-cleanliness springs |
| 03/17/2010 | CN101674861A Guide wire and stent |
| 03/17/2010 | CN101671797A High-phosphorous weather-proof steel cast-rolling thin strip with negative phosphorous segregation on surface and preparation method thereof |
| 03/17/2010 | CN101671796A Ferritic stainless steel sheet causing little orange peel due to working and production method therefor |
| 03/17/2010 | CN101671795A Tool steel |
| 03/17/2010 | CN101671794A Rare-earth tool steel |
| 03/17/2010 | CN101671793A Iron-chromium-aluminum filament |
| 03/17/2010 | CN101671792A Spring steel and preparation method thereof |
| 03/17/2010 | CN101671773A Method for manufacturing seamless steel tube |
| 03/17/2010 | CN101671109A Bimetallic glass mould of copper and stainless steel and preparation method thereof |
| 03/17/2010 | CN101670559A Shot blasting machine wear-resistant blade and preparation method thereof |
| 03/17/2010 | CN101670502A Rare earth iron powder alloy for high efficiency water atomization welding rod and production method thereof |
| 03/17/2010 | CN100594566C Functionally graded rare earth permanent magnet |