| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 09/30/2009 | CN101545074A High strength plate with 980 mpa or above tensile strength excellent in bending workability |
| 09/30/2009 | CN101545073A High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness |
| 09/30/2009 | CN101545072A Method for producing oriented silicon steel having high electromagnetic performance |
| 09/30/2009 | CN101545071A Steel sheet and method of manufacturing the same, component and method for manufacturing the same |
| 09/30/2009 | CN101545070A Iron-based soft magnetic powder for dust core, production method thereof, and dust core |
| 09/30/2009 | CN101545069A Hot-dipping zinc, aluminum, silicon and magnesium rear-earth steel plate |
| 09/30/2009 | CN101545068A Anti-thread gluing high-frequency electric resistance welded petroleum casing pipe steel strip with multiphase structure and production process thereof |
| 09/30/2009 | CN101543416A Eyed needle, and its manufacturing method |
| 09/30/2009 | CN100545293C Heat-resistant steel |
| 09/30/2009 | CN100545292C Austenitic stainless steel composition and use thereof for the production of structural parts for land transport means and containers |
| 09/30/2009 | CN100545291C Seamless steel tube which is intended to be used as a guide pipe and production method thereof |
| 09/30/2009 | CN100545290C Steel for immunizing ultra-fine crystal D grade sucker rod sucker rod and manufacturing method thereof |
| 09/30/2009 | CN100545289C Non-tempered steel soft nitriding component |
| 09/29/2009 | CA2521710C High strength molten zinc plated steel sheet and process of production of same |
| 09/29/2009 | CA2517499C High strength cold rolled steel sheet and method for manufacturing the same |
| 09/29/2009 | CA2372563C Nickel-poor austenitic steel |
| 09/29/2009 | CA2342744C Clad ferritic stainless steel for use in motor vehicle exhausts |
| 09/29/2009 | CA2312673C Aluminum-killed low carbon steel sheet for packaging |
| 09/29/2009 | CA2312672C Aluminum-killed medium carbon steel sheet for packaging |
| 09/29/2009 | CA2311172C Procedure for manufacturing sheets designed for pressing by direct pouring of thin bands, and sheets produced by said procedure |
| 09/27/2009 | CA2660266A1 Rolling bearing |
| 09/24/2009 | WO2009116933A1 Steel, process for the manufacture of a steel blank and process for the manufacture of a component of the steel |
| 09/24/2009 | WO2009116931A1 Iron-chromium based brazing filler metal |
| 09/24/2009 | WO2009116680A1 High-strength metal sheet for use in cans, and manufacturing method therefor |
| 09/24/2009 | WO2009115702A2 Process for manufacturing austenitic stainless steel plate having high mechanical properties, and plate thus obtained |
| 09/24/2009 | WO2009115647A1 Blade made of steel alloy |
| 09/24/2009 | WO2009086461A3 Development of a high strength high toughness bainitic steel |
| 09/24/2009 | US20090238715 Steel sheet for hot press forming having low-temperature heat treatment property, method of manufacturing the same, method of manufacturing parts using the same, and parts manufactured by the same |
| 09/24/2009 | US20090238714 Seamless Steel Tube for an Airbag Accumulator and Process for its Manufacture |
| 09/24/2009 | US20090238713 Ultrahigh-strength steel sheet |
| 09/24/2009 | US20090236015 Ultrahigh strength steel sheet and strength part for automobile utilizing the same |
| 09/24/2009 | DE102008010749A1 Stahllegierung für einen niedrig legierten Stahl zur Herstellung hochfester nahtloser Stahlrohre Steel alloy for a low alloy steel for the manufacture of high strength seamless steel tubes |
| 09/24/2009 | CA2716983A1 Steel, process for the manufacture of a steel blank and process for the manufacture of a component of the steel |
| 09/24/2009 | CA2714218A1 Process for manufacturing austenitic stainless steel plate having high mechanical properties, and plate thus obtained |
| 09/23/2009 | EP2103715A1 Process for producing high-strength cold rolled steel sheet excelling in chemical treatability and relevant production equipment |
| 09/23/2009 | EP2103705A1 Method of manufacturing sheets of austenitic stainless steel with high mechanical properties |
| 09/23/2009 | EP2103704A1 Hot-rolled long product and method for its manufacture |
| 09/23/2009 | EP2103703A1 Cold-rolled steel sheet and process for producing the same |
| 09/23/2009 | EP2103697A1 High carbon hot-rolled steel sheet and method for production thereof |
| 09/23/2009 | EP1528112B1 Dispersed oxide reinforced martensitic steel excellent in high temperature strength and method for production thereof |
| 09/23/2009 | CN101542007A Steel, and processing method for the production of higher-strength fracture-splittable machine components |
| 09/23/2009 | CN101542006A Steel excellent in resistance to corrosion by sulfuric acid and method for manufacturing the same |
| 09/23/2009 | CN101542005A Forging steel |
| 09/23/2009 | CN101542004A Hot-worked steel material having excellent machinability and impact value |
| 09/23/2009 | CN101542003A Structural member for automobile, two-wheel vehicle or railway vehicle excelling in shock absorption performance, shape fixability and flange portion cuttability and process for manufacturing the same |
| 09/23/2009 | CN101542002A Low-alloy steel, seamless steel pipe for oil well, and process for producing seamless steel pipe |
| 09/23/2009 | CN101542001A Low alloy steel for the pipe for oil well use and seamless steel pipe |
| 09/23/2009 | CN101542000A Exhaust guide part of turbocharger with nozzle vane |
| 09/23/2009 | CN101541999A R-T-B base alloy, process for production thereof, fine powder for R-T-B base rare earth permanent magnet, and R-T-B base rare earth permanent magnet |
| 09/23/2009 | CN101541998A Expandable oil well pipe to be expanded in well and process for production of the pipe |
| 09/23/2009 | CN101541997A Oil well pipe for expansion in well and two-phase stainless steel for use as oil well pipe for expansion |
| 09/23/2009 | CN101541996A R-T-B alloy, method for producing the same, fine powder for R-T-B rare earth permanent magnet, and R-T-B rare earth permanent magnet |
| 09/23/2009 | CN101541995A High-strength spring steel wire, high-strength springs and processes for production of both |
| 09/23/2009 | CN101541994A Weld steel pipe with excellent low-temperature toughness for high-strength line pipe and process for producing the same |
| 09/23/2009 | CN101541993A Steel plate having high gathering degree of {222} plane and process for production thereof |
| 09/23/2009 | CN101541992A High-strength steel sheet |
| 09/23/2009 | CN101541991A Unidirectionally grain oriented electromagnetic steel sheet having excellent film adhesion, and method for manufacturing the same |
| 09/23/2009 | CN101538877A Form-relieved tooth used under low temperature environment |
| 09/23/2009 | CN101538689A Non-magnetic stainless steel with high strength and toughness, manufacturing method and application thereof |
| 09/23/2009 | CN101538688A Antiscaling alloy |
| 09/23/2009 | CN101538687A Energy-saving and emission-reduction alloy |
| 09/23/2009 | CN101538686A Martensite precipitation hardening stainless steel for structural member and manufacturing method thereof |
| 09/23/2009 | CN101538685A High-toughness ductile blade steel and metallurgical manufacturing method thereof |
| 09/23/2009 | CN101538684A Stainless steel tube for brake system of rail vehicle and method for producing same |
| 09/23/2009 | CN101538683A Ferritic stainless steel with excellent formability and manufacturing method thereof |
| 09/23/2009 | CN101538682A Method for manufacturing martensitic stainless steel |
| 09/23/2009 | CN101538681A Method for producing high-strength steel with yield strength of 700MPa level |
| 09/23/2009 | CN101538680A Method for producing high-strength steel with yield strength of 600MPa level |
| 09/23/2009 | CN101538679A Microalloyed easy welding nitrogen-increasing steel with |
| 09/23/2009 | CN101538678A HRB500E high-performance anti-seismic steel bar and production method thereof |
| 09/23/2009 | CN101538677A HRB500E fine grain anti-seismic steel bar and production method thereof |
| 09/23/2009 | CN101537455A Working roller of sheet rectifier |
| 09/23/2009 | CN101537428A Semi-steel roll and preparation method thereof |
| 09/23/2009 | CN101537427A Composite roll for centrifugally casting high-chromium cast iron and a preparation method thereof |
| 09/23/2009 | CN100543169C Martensitic stainless steel for moulds and injection mould frames |
| 09/23/2009 | CN100543168C Alloy for roller bearing |
| 09/23/2009 | CN100543167C Thick wall seamless steel pipe for line pipe and method for production thereof |
| 09/23/2009 | CN100543166C Alloy containing microelements and appliance thereof |
| 09/22/2009 | US7591977 High strength and low yield ratio cold rolled steel sheet and method of manufacturing the same |
| 09/22/2009 | US7591917 Method of producing steel strip |
| 09/22/2009 | US7591914 High-workability steel pipe and method of producing same |
| 09/22/2009 | US7591909 Railroad wheel steels having improved resistance to rolling contact fatigue |
| 09/22/2009 | CA2452629C Process for manufacturing a forged steel part and the resulting part |
| 09/22/2009 | CA2382073C Steel tube for use in reinforcement of automobile and method of production thereof |
| 09/22/2009 | CA2361702C Non-magnetic stainless steel for use at very low temperature and resistant to neutrons and use |
| 09/22/2009 | CA2355109C Corrosion resistant austenitic stainless steel |
| 09/22/2009 | CA2334672C High-strength galvanized steel sheet having excellent ductility and manufacturing method thereof |
| 09/22/2009 | CA2325892C Process for producing high resistance rolled metal sheet suitable for forming and cupping |
| 09/17/2009 | WO2009113477A1 Rolling component and manufacturing method thereof |
| 09/17/2009 | US20090232694 Martensitic stainless steel for welded structures |
| 09/17/2009 | US20090229713 Wall Mountable Holder |
| 09/17/2009 | US20090229711 High strength wire rod excellent in drawability and method of producing same |
| 09/17/2009 | US20090229710 Method for production of steel material having excellent scale detachment property, and steel wire material having excellent scale detachment property |
| 09/17/2009 | CA2717344A1 Iron-chromium based brazing filler metal |
| 09/16/2009 | EP2101090A2 Piston ring |
| 09/16/2009 | EP2100983A1 Ferritic stainless steel sheet for water heater excellent in corrosion resistance at welded part and steel sheet toughness |
| 09/16/2009 | EP2099946A2 Iron-nickel alloy with a high level of ductility and a low expansion coefficient |
| 09/16/2009 | EP1326723B1 A method of producing steel |
| 09/16/2009 | CN101535519A High young's modulus steel plate and process for production thereof |
| 09/16/2009 | CN101535518A Steel plate for linepipe having ultra-high strength and excellent low temperature toughness and manufacturing method of the same |