| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 01/04/2011 | US7862667 Steels for sour service environments |
| 01/04/2011 | US7862666 stainless steel seamless linepipe has excellent corrosion resistance and resistance to sulfide stress cracking, suitable for linepipes transporting crude oil or natural gas produced from oil wells or gas wells under extremely corrosive environments containing carbon dioxide gas, chlorine ion; mixed phase |
| 01/04/2011 | CA2611439C Hot-dip sn-zn system coated steel sheet having excellent corrosion resistance |
| 01/04/2011 | CA2555078C Steel product for use as line pipe having high hic resistance and line pipe produced using such steel product |
| 01/04/2011 | CA2367224C An austenitic stainless steel less crack-sensitive during forming and a manufacturing method thereof |
| 12/30/2010 | US20100330392 Galvanized steel sheet excellent in uniformity and method for producing the same |
| 12/30/2010 | US20100330387 High strength thick steel material and high strength giant h-shape excelent in toughness and weldability and methods of production of same |
| 12/30/2010 | US20100326559 Steel plate and steel pipe for line pipes |
| 12/30/2010 | DE112009000399T5 Verfahren zur Wiederverwertung von Schrottmagneten Method for recycling scrap magnets |
| 12/30/2010 | DE102009030489A1 Verfahren zum Herstellen eines warmpressgehärteten Bauteils, Verwendung eines Stahlprodukts für die Herstellung eines warmpressgehärteten Bauteils und warmpressgehärtetes Bauteil A method of manufacturing a hot press-hardened component, using a steel product for producing a hot press-hardened component and hot press hardened component |
| 12/29/2010 | WO2010150920A1 Iron-based mixed powder for powder metallurgy |
| 12/29/2010 | WO2010150919A1 High-strength molten zinc-plated steel sheet and process for production thereof |
| 12/29/2010 | WO2010150915A1 High-strength seamless steel tube for use in oil wells, which has excellent resistance to sulfide stress cracking and production method for same |
| 12/29/2010 | WO2010150795A1 Heat-resistant steel for engine valve having excellent high-temperature strength |
| 12/29/2010 | WO2010150636A1 Heat-resistant component for chemical processing apparatus and method for producing same |
| 12/29/2010 | WO2010150537A1 HIGH-STRENGTH Zn-Al-PLATED STEEL WIRE FOR BRIDGES WHICH HAS EXCELLENT CORROSION RESISTANCE AND FATIGUE PROPERTIES, AND PROCESS FOR PRODUCTION THEREOF |
| 12/29/2010 | WO2010150450A1 High-strength ultra-fine steel wire and manufacturing method therefor |
| 12/29/2010 | WO2010150448A1 Pearlite–based high-carbon steel rail having excellent ductility and process for production thereof |
| 12/29/2010 | WO2010149561A1 Method for producing a hot press cured component, use of a steel product for producing a hot press cured component, and hot press cured component |
| 12/29/2010 | WO2010149377A1 Manganese steel and method for the production thereof |
| 12/29/2010 | EP2267177A1 High-strength steel plate and process for producing same |
| 12/29/2010 | EP2267176A1 High-strength hot-dip galvanized steel sheet with excellent processability and process for producing the same |
| 12/29/2010 | EP2267175A1 Hot rolled steel sheet possessing excellent fatigue properties and stretch-flange ability and process for producing the hot rolled steel sheet |
| 12/29/2010 | EP2266722A1 High strength part and method of production of the same |
| 12/29/2010 | EP2265739A2 Martensitic stainless steel strengthened by copper-nucleated nitride precipitates |
| 12/29/2010 | EP2265416A2 Bi-steel percussive drill rod |
| 12/29/2010 | EP1774188B1 Hybrid roller bearing |
| 12/29/2010 | EP1676652B1 Method of manufacturing a tube shell for manufacturing seamless steel tube |
| 12/29/2010 | EP1026276B1 Rolled steel product excellent in weatherability and fatigue resisting characteristic and method of production thereof |
| 12/29/2010 | CN101932746A High-strength steel sheet and process for production thereof |
| 12/29/2010 | CN101932745A High-strength steel sheet and process for production thereof |
| 12/29/2010 | CN101932744A High-strength hot-dip galvanized steel sheet with excellent processability and process for producing the same |
| 12/29/2010 | CN101932743A High-strength steel sheet excellent in resistance to stress-relief annealing and low-temperature joint toughness |
| 12/29/2010 | CN101932742A High-strength hot-dip-galvanized steel sheet having excellent moldability, and method for production thereof |
| 12/29/2010 | CN101932737A An axle from a seamless tube for railroad vehicles, and a process for manufacturing an axle from a seamless steel tube for railroad vehicles |
| 12/29/2010 | CN101932736A Process for manufacturing martensite stainless steel pipe |
| 12/29/2010 | CN101929313A High-strength hydrogen-sulfide environmental corrosion-resistant seamless petroleum casing pipe and manufacturing method thereof |
| 12/29/2010 | CN101928894A High-strength weather resisting steel with Cu2-xS dispersed precipitates and manufacturing method thereof |
| 12/29/2010 | CN101928893A Low-alloy steel resistant to carbon dioxide corrosion |
| 12/29/2010 | CN101928892A Spring steel round steel and production process thereof |
| 12/29/2010 | CN101928891A Wearable steel plate with low cost and high strength and producing method thereof |
| 12/29/2010 | CN101928890A Cr-containing steel for wire line core drilling and manufacturing method thereof |
| 12/29/2010 | CN101928889A Steel for resisting sulfide corrosion and manufacturing method thereof |
| 12/29/2010 | CN101928888A Low-alloy steel for resisting carbon dioxide corrosion and manufacturing method thereof |
| 12/29/2010 | CN101928887A Railway wheel alloy |
| 12/29/2010 | CN101928886A Corrosion resistant steel for cargo oil tanks and application thereof |
| 12/29/2010 | CN101928885A Hydrothion corrosion resistant pipe steel and production method thereof |
| 12/29/2010 | CN101928884A X52 pipeline steel and production method thereof |
| 12/29/2010 | CN101928883A X65 pipe line steel and production method thereof |
| 12/29/2010 | CN101928882A X60 pipe line steel and production method thereof |
| 12/29/2010 | CN101928881A Hot rolling high-chambering steel plate with tensile strength of 590 MPa and manufacturing process thereof |
| 12/29/2010 | CN101928880A High-strength and high-tenacity steel for power communication poles and processing method thereof |
| 12/29/2010 | CN101928879A High-strength cold-roll phase-change plastic steel plate with good plasticity and preparation method thereof |
| 12/29/2010 | CN101928878A Axle shaft steel and production method thereof |
| 12/29/2010 | CN101928877A Steel for petroleum casing pipe, high-frequency welding petroleum casing pipe and manufacturing method thereof |
| 12/29/2010 | CN101928876A TRIP/TWIP high strength plastic automotive steel with excellent processability and preparation method thereof |
| 12/29/2010 | CN101928875A High-strength cold-rolled plate with favorable forming property and preparation method thereof |
| 12/29/2010 | CN101928874A Method for smelting steel round billet for automobile axle shaft sleeve by using converter process |
| 12/29/2010 | CN101928873A Method for processing high-strength and ultrahigh-strength steel plates |
| 12/29/2010 | CN101927658A Casting method of rim and spoke assembly |
| 12/29/2010 | CN101927432A Manufacturing method of high-manganese strip steel with high strength and plasticity |
| 12/29/2010 | CN101927344A Method for producing soft magnetic metal powder coated with mg-containing oxidized film and method for producing composite soft magnetic material using said powder |
| 12/29/2010 | CN101670559B Shot blasting machine wear-resistant blade and preparation method thereof |
| 12/29/2010 | CN101643888B Low welding crack sensitivity steel with tensile strength at 700MPa level and production method thereof |
| 12/29/2010 | CN101603119B Method for manufacturing steel plate with high strength and high toughness by using hot-rolling coiled plate |
| 12/29/2010 | CN101571352B Seal device used for pin hole of bar grate block |
| 12/29/2010 | CN101560629B Hot rolling strip steel having yield strength being higher than 800MPa and preparation method thereof |
| 12/29/2010 | CN101508053B Welding method of high-nickel alloy and stainless steel dissimilar metal |
| 12/29/2010 | CN101297051B High-strength galvannealed sheet steels excellent in powdering resistance and process for production of the same |
| 12/29/2010 | CN101243198B Steel sheet for galvanizing with excellent workability, and method for manufacturing the same |
| 12/29/2010 | CN101213317B Dead-soft high-carbon hot-rolled steel sheet and process for producing the same |
| 12/29/2010 | CN101166843B High-strength steel sheet plated with zinc by hot dipping with excellent formability and process for producing the same |
| 12/29/2010 | CA2766042A1 Iron-based mixed powder for powder metallurgy |
| 12/29/2010 | CA2766028A1 High-strength seamless steel tube, having excellent resistance to sulfide stress cracking, for oil wells and method for manufacturing the same |
| 12/29/2010 | CA2764769A1 Pearlite-based high carbon steel rail having excellent ductility and process for production thereof |
| 12/29/2010 | CA2764663A1 High-strength galvanized steel sheet and method for manufacturing the same |
| 12/23/2010 | WO2010147726A1 Balanced composition hardfacing alloy |
| 12/23/2010 | WO2010147224A1 Steel for nitriding and nitrided steel components |
| 12/23/2010 | WO2010147092A1 Ferritic stainless steel material for brazing, and heat exchanger member |
| 12/23/2010 | WO2010146999A1 FERRITIC Cr-STEEL FOR HEAT-RESISTANT PRECISION COMPONENT AND METHOD FOR PRODUCING SAME, AND HEAT-RESISTANT PRECISION COMPONENT AND METHOD FOR PRODUCING SAME |
| 12/23/2010 | WO2010146821A1 Electromagnetic steel sheet having insulating coating film and process for production thereof |
| 12/23/2010 | WO2010146796A1 High-strength hot-dip galvannealed steel shhet with excellent workability and fatigue characteristics and process for production thereof |
| 12/23/2010 | WO2010146535A2 High ballistic strength martensitic armour steel alloy |
| 12/23/2010 | WO2010097078A3 Micro-alloyed carbon steel as texture-rolled strip steel, in particular for spring elements |
| 12/23/2010 | US20100323235 Non-aqueous electrolyte secondary battery and combined battery |
| 12/23/2010 | US20100322816 Raw material for shot-peening materials, finished wire, method of manufacturing shot-peening materials, and shot-peening materials |
| 12/23/2010 | US20100322815 Railway wheel alloy |
| 12/23/2010 | US20100322814 High-strength steel sheet excellent in resistance to stress-relief annealing and low temperature joint toughness |
| 12/23/2010 | US20100319819 High-strength hot-rolled steel sheet and method for manufacturing same |
| 12/23/2010 | US20100319816 Thin gauge steel sheet excellent in surface conditions, formability, and workability and method for producing the same |
| 12/23/2010 | US20100319814 Bainitic steels with boron |
| 12/23/2010 | US20100319642 Roller follower, valve train, induction hardening apparatus, method of heat treatment of shaft member, method of manufacturing shaft, and shaft |
| 12/23/2010 | DE112008003146T5 Stahl für eine Induktionshärtung mit einer hervorragenden Kaltverarbeitungsfähigkeit, Rollglied, das aus einem derartigen Stahl ausgebildet ist, und Bewegungsführungsvorrichtung, die ein derartiges Rollglied verwendet Steel for induction hardening with excellent cold workability, roller member which is formed from such a steel, and motion control device using such a rolling element |
| 12/23/2010 | DE102004025717B4 Höherfester Multiphasenstahl mit verbesserten Eigenschaften High-strength multi-phase steel with improved properties |
| 12/23/2010 | CA2762935A1 High-strength galvannealed steel sheet having excellent formability and fatigue resistance and method for manufacturing the same |
| 12/23/2010 | CA2762899A1 Ferritic stainless steel material for brazing and heat exchanger member |
| 12/23/2010 | CA2695858A1 Railway wheel alloy |
| 12/22/2010 | EP2264799A1 Superconductive element and relative preparation process |
| 12/22/2010 | EP2264207A1 A steel composition for the production of cold rolled multiphase steel products |
| 12/22/2010 | EP2264206A1 High-strength steel sheets which are extremely excellent in the balance between burring workability and ductility and excellent in fatigue endurance, zinc-coated steel sheets, and processes for production of both |