| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 02/16/2012 | US20120037283 High-Strength, High-Toughness Steel Wire Rod, and Method for Manufacturing Same |
| 02/16/2012 | US20120037279 Structural material |
| 02/16/2012 | DE102010034529A1 Teil oder Bauteil für Maschinen sowie Verfahren zur Herstellung eines solchen Part or component for machines and methods for producing such |
| 02/16/2012 | CA2805834A1 High-strength cold rolled sheet having excellent formability and crashworthiness and method for manufacturing the same |
| 02/15/2012 | EP2418296A1 Steel for case hardening which has excellent cold workability and machinability and which exhibits excellent fatigue characteristics after carburizing and quenching, and process for production of same |
| 02/15/2012 | EP2418294A1 Method for treating steel for directional electromagnetic steel plate and method for producing directional electromagnetic steel plate |
| 02/15/2012 | EP2053139B1 Hot-rolled steel sheets excellent both in workability and in strength and toughness after heat treatment and process for production thereof |
| 02/15/2012 | EP1707644B1 Method for producing high cleanliness steel excellent in fatigue strength or cold workability |
| 02/15/2012 | CN102356257A Nitriding grade steel material composition for manufacturing piston rings and cylinder liners |
| 02/15/2012 | CN102356249A Sintered metallic bearing and fluid dynamic bearing device equipped with the bearing |
| 02/15/2012 | CN102356174A Micro-alloyed carbon steel as texture-rolled steel strip, in particular for spring elements |
| 02/15/2012 | CN102356173A Duplex stainless steel plate having excellent press moldability |
| 02/15/2012 | CN102356172A Rare earth permanent magnet and method for producing same |
| 02/15/2012 | CN102356171A Maraging steel strip |
| 02/15/2012 | CN102352508A Iron-based alloy powder for laser cladding of TRT (Blast Furnace Top Pressure Recovery Turbine Unit) parts |
| 02/15/2012 | CN102352479A Method of heat treatment for steel, method of producing mechanical component, and mechanical component |
| 02/15/2012 | CN102352471A Austenite stainless steel thin strip for electronic product shell |
| 02/15/2012 | CN102352470A Preparation method of stainless steel thin strip for mobile phone shell |
| 02/15/2012 | CN102352469A Ultrahigh-strength vanadium-titanium composite microalloyed high carbon steel wire rod and preparation method thereof |
| 02/15/2012 | CN102352468A Preparation method of stainless steel thin strip for mobile phone shell |
| 02/15/2012 | CN102352467A Superhigh strength cast steel, and preparation method and welding process thereof |
| 02/15/2012 | CN102352466A High-carbon chromium bearing steel GCr15 and production method thereof |
| 02/15/2012 | CN102352465A Superhigh strength cast steel, and preparation method and welding process thereof |
| 02/15/2012 | CN102352464A Cutter and manufacture method thereof |
| 02/15/2012 | CN102352463A Structural steel plate for low-crack-sensitivity offshore platform and production method thereof |
| 02/15/2012 | CN102352462A Anchor rod rebar with high strength and high impact toughness and preparation method thereof |
| 02/15/2012 | CN102352461A Preparation method of silicon steel with low silicon content used for electric motor |
| 02/15/2012 | CN102352454A Al-Fe alloy with low H, N and O element contents and preparation method thereof |
| 02/15/2012 | CN102350497A High-compressibility water atomization iron powder and preparation method thereof |
| 02/15/2012 | CN101956048B 船用碳锰钢铸件的热处理工艺 Heat Treatment marine carbon manganese steel castings |
| 02/15/2012 | CN101920271B Hrb400钢筋的控轧控冷生产工艺 TMCP steel production process Hrb400 |
| 02/15/2012 | CN101906595B 一种自发形成Al<sub>2</sub>O<sub>3</sub>保护层的奥氏体耐热不锈钢 A spontaneous formation of Al <sub> 2 </ sub> O <sub> 3 </ sub> protective layer of heat-resistant austenitic stainless steel |
| 02/15/2012 | CN101880819B 抗拉强度为340MPa级的钢铝复合热轧钢及生产方法 Tensile strength of 340MPa grade hot-rolled steel and steel-aluminum composite production methods |
| 02/15/2012 | CN101812633B 一种高屈强比热镀锌结构件用钢及其制造方法 A high-yield ratio galvanized steel structure and its manufacturing method |
| 02/15/2012 | CN101798662B 一种抗高温氧化性的篦条及其制备方法 A high-temperature oxidation resistance and its preparation method of anti-grate |
| 02/15/2012 | CN101775538B 一种500MPa级高强抗震钢筋生产工艺 One kind of 500MPa high-strength steel production process seismic |
| 02/15/2012 | CN101633997B 一种GS24Mn6铸钢件 One kind GS24Mn6 castings |
| 02/14/2012 | CA2630716C Tool with a coating |
| 02/09/2012 | WO2012018239A2 High carbon chromium bearing steel, and preparation method thereof |
| 02/09/2012 | WO2012018144A1 Spring and manufacture method thereof |
| 02/09/2012 | WO2012018074A1 Ferritic stainless steel |
| 02/09/2012 | WO2012018014A1 Steel sheet for hot stamping, and process for manufacturing hot-stamped steel products using steel sheet for hot stamping |
| 02/09/2012 | WO2012017933A1 Process for producing non-oriented electromagnetic steel sheet |
| 02/09/2012 | WO2012017749A1 High-strength spring |
| 02/09/2012 | WO2012017695A1 Grain-oriented magnetic steel sheet |
| 02/09/2012 | WO2012017693A1 Grain-oriented magnetic steel sheet and process for producing same |
| 02/09/2012 | WO2012017690A1 Directional magnetic steel plate and production method therefor |
| 02/09/2012 | WO2012017689A1 Grain-oriented magnetic steel sheet and process for producing same |
| 02/09/2012 | WO2012017675A1 Oriented electromagnetic steel plate |
| 02/09/2012 | WO2012017671A1 Directional magnetic steel plate |
| 02/09/2012 | WO2012017670A1 Grain-oriented magnetic steel sheet and process for producing same |
| 02/09/2012 | WO2012017669A1 Grain-oriented electrical steel sheet, and method for producing same |
| 02/09/2012 | WO2012017655A1 Oriented electromagnetic steel plate and production method for same |
| 02/09/2012 | WO2012017654A1 Grain-oriented electrical steel sheet, and method for producing same |
| 02/09/2012 | WO2012017574A1 Anisotropic rare earth bonded magnet and production method therefor |
| 02/09/2012 | US20120034126 STAINLESS AUSTENITIC LOW Ni STEEL ALLOY |
| 02/09/2012 | US20120031532 Steel plate for line pipe excellent in strength and ductility and method of production of same |
| 02/09/2012 | US20120031530 Stainless steel for oil well, stainless steel pipe for oil well, and method of manufacturing stainless steel for oil well |
| 02/09/2012 | US20120031528 High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets |
| 02/09/2012 | US20120031249 Method for refining texture of ferrous material, and ferrous material and blade having microscopic texture |
| 02/09/2012 | CA2807447A1 Grain oriented electrical steel sheet and method for manufacturing the same |
| 02/09/2012 | CA2807444A1 Grain oriented electrical steel sheet and method for manufacturing the same |
| 02/09/2012 | CA2807347A1 Grain oriented electrical steel sheet |
| 02/09/2012 | CA2806263A1 Steel sheet for hot pressing and method of manufacturing hot-pressed part using steel sheet for hot pressing |
| 02/08/2012 | EP2415896A1 High-strength hot-dip galvanized steel plate and method for producing same |
| 02/08/2012 | EP2415894A2 Steel sheet excellent in workability and method for producing the same |
| 02/08/2012 | EP2415893A2 Steel sheet excellent in workability and method for producing the same |
| 02/08/2012 | EP2415892A1 Carburized steel part |
| 02/08/2012 | EP2415891A1 Cold-rolled steel sheet and process for producing same |
| 02/08/2012 | EP2415890A1 Cast product having alumina barrier layer |
| 02/08/2012 | EP2415884A1 Method for producing seamless steel pipe |
| 02/08/2012 | EP2415883A1 Method for producing high-strength seamless cr-ni alloy pipe |
| 02/08/2012 | EP2415541A1 Alloy material for r-t-b-type rare-earth permanent magnet, process for production of r-t-b-type rare-earth permanent magnet, and motor |
| 02/08/2012 | EP2415057A1 Composite magnetic material and method for preparing the same |
| 02/08/2012 | EP2414552A1 Bainitic steels for passenger car and light commercial vehicle ball pins |
| 02/08/2012 | EP2279274B1 Iron-nickel alloy |
| 02/08/2012 | EP1375683B1 High strength steel tube for air bag and method for production thereof |
| 02/08/2012 | CN1930402B 车轮用轴承装置 Wheel bearing device |
| 02/08/2012 | CN102348826A Non-oriented magnetic steel sheet and method for producing the same |
| 02/08/2012 | CN102348823A Cold-rolled steel sheet |
| 02/08/2012 | CN102348822A Boron-containing steel sheet with excellent hardenability and method of manufacturing same |
| 02/08/2012 | CN102348821A High-strength hot-dip galvanized steel sheet having excellent formability and method for producing same |
| 02/08/2012 | CN102345077A Large-expansion-ratio expansion pipe steel with high product of strength and elongation and preparation method thereof |
| 02/08/2012 | CN102345076A Steel for creeper tread with tensile strength of 1,500MPa and manufacturing method thereof |
| 02/08/2012 | CN102345075A Stainless steel material of radiator fin |
| 02/08/2012 | CN102345074A Intermediate-carbon high-speed cutting saw blade matrix steel and production method thereof |
| 02/08/2012 | CN102345073A Nitrogen-vanadium-niobium high-carbon chromium bearing steel |
| 02/08/2012 | CN102345072A High-strength cast steel for coal cutter rocking arm and heat treatment process thereof |
| 02/08/2012 | CN102345071A Steel plate of alloy structural steel 30CrMo added with B and its production method |
| 02/08/2012 | CN102345070A Nitrogen-vanadium-niobium stainless bearing steel |
| 02/08/2012 | CN102345069A Large block micrometer-grain/nanometer-grain double-phase Fe-Al-Cr material and preparation method thereof |
| 02/08/2012 | CN102345068A Antibacterial and corrosion resistant thermal fin for stainless steel radiator |
| 02/08/2012 | CN102345067A Antibacterial and corrosion resistant stainless steel heat exchanger cooling flat pipe |
| 02/08/2012 | CN102345066A Steel used for pressure container and preparation method thereof |
| 02/08/2012 | CN102345065A Strip steel for bridge and production method and system thereof |
| 02/08/2012 | CN102345064A Strip steel and production method and system thereof |
| 02/08/2012 | CN102345063A Structural steel plate Q345Qdz35 steel for extra-thick bridge and production method thereof |
| 02/08/2012 | CN102345062A Low alloy Q345D steel plate with thickness less than 20mm and ensured flaw detection |
| 02/08/2012 | CN102345061A Q690D quality structural medium steel plate and production method thereof |
| 02/08/2012 | CN102345060A S355J2 boron steel plate without surface crack and production method thereof |