| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 12/02/2009 | EP2127767A1 Process for producing seamless steel pipe made of high-chromium high-nickel alloy steel |
| 12/02/2009 | EP2127472A2 Use of an iron-chromium-aluminium alloy with long service life and minor changes in heat resistance |
| 12/02/2009 | EP2126151A1 Lead free free-cutting steel and its use |
| 12/02/2009 | EP2126150A1 Cold work tool steel with outstanding weldability |
| 12/02/2009 | EP2126144A1 Method of thermomechanical shaping a final product with very high strength and a product produced thereby |
| 12/02/2009 | EP1538224B1 Steel product reduced in amount of alumina cluster |
| 12/02/2009 | CN101595236A Iron-nickel-chromium- silicon alloy |
| 12/02/2009 | CN101595235A High tensile cold-rolled steel sheet and process for production thereor |
| 12/02/2009 | CN101595234A Steel sheet for cans, hot-rolled steel sheet to be used as the base metal and processes for production of both |
| 12/02/2009 | CN101592131A Ring forging of rotary support ring for wind power equipment and method for manufacturing same |
| 12/02/2009 | CN101591922A Wear-resistant and impact-resistant shovel bucket made by foundry engineering method and manufacturing method thereof |
| 12/02/2009 | CN101591756A Low-crackle sensitive steel board with yield strength of 620MPa grade and production method thereof |
| 12/02/2009 | CN101591755A Uncoated tinplate base for acidic food can and manufacturing method thereof |
| 12/02/2009 | CN101591754A High-obdurability low-alloy cold stamping die steel and hot chemical treatment process |
| 12/02/2009 | CN101591753A Heat-resistant and wear-resistant vulcanized rare earth alloy steel as well as preparation method and application thereof |
| 12/02/2009 | CN101591752A Steel for cup-shaped iron core of loudspeaker and production method thereof |
| 12/02/2009 | CN101591751A Low specific gravity and high strength steel sheets with excellent ridging resistibility and manufacturing methods thereof |
| 12/02/2009 | CN101591743A Retarder brake material |
| 12/02/2009 | CN100565719C 稀土永磁体 Rare earth permanent magnet |
| 12/02/2009 | CN100564570C An austenitic steel and a steel product |
| 12/02/2009 | CN100564569C Cold working die steel |
| 12/02/2009 | CN100564568C Rolling member and producing method thereof |
| 12/02/2009 | CN100564567C Expansive seamless steel pipe for use in oil well and method for production thereof |
| 12/02/2009 | CN100564566C Heat-resistant cast steel for reaction tube for hydrogen production being excellent in aging ductility and creep rupture strength |
| 12/02/2009 | CN100564550C Apparatus for producing high strength steel sheet or hot dip zinc plated high strength steel sheet excellent in elongation and bore expanding characteristics |
| 12/02/2009 | CN100563907C Welding wire for modified 9Cr-1Mo steel, and submerged-arc welding material |
| 12/01/2009 | CA2420492C A method of producing steel strip |
| 12/01/2009 | CA2404363C Bearing material |
| 12/01/2009 | CA2286495C Method of making grain-oriented magnetic steel sheet having low iron loss |
| 11/26/2009 | WO2009142401A1 Non-oriented electrical steel |
| 11/26/2009 | WO2009142362A1 High strength steel sheet and hot dip galvanized steel sheet having high ductility and excellent delayed fracture resistance and method for manufacturing the same |
| 11/26/2009 | WO2009142361A1 High strength thin steel sheet for the superier press formability and surface quality and galvanized steel sheet and method for manufacturing the same |
| 11/26/2009 | WO2009141556A1 Steel with high properties for solid parts. |
| 11/26/2009 | US20090291014 High strength military steel |
| 11/26/2009 | US20090291013 Method of designing a low cost, high strength, high toughness, martensitic steel and an article made thereof |
| 11/26/2009 | US20090288742 Method for increasing the fatigue strength of a predominantly steel mechanical part of a wind turbine and/or for reducing the tendency to form what are called "white etching cracks" or "brittle flakes" in such steel mechanical parts |
| 11/26/2009 | CA2718848A1 Steel with high properties for solid parts |
| 11/25/2009 | EP2123787A1 High-grade steel for massive parts. |
| 11/25/2009 | EP2123786A1 Method of manufacturing very high-resistance, cold-laminated dual-phase steel sheets, and sheets produced thereby |
| 11/25/2009 | EP2123785A1 Steel plate having high gathering degree of {222} plane and process for production thereof |
| 11/25/2009 | EP2123784A1 Si KILLED STEEL WIRE MATERIAL HAVING EXCELLENT FATIGUE PROPERTY AND SPRING |
| 11/25/2009 | EP2123780A1 Processes for production of steel sheets for cans |
| 11/25/2009 | EP2123779A1 Method for increasing the fatigue strength of a predominantly steel mechnical part of a wind turbine and/or for reducing the tendancy to form "White etching cracks" or "brittle flakes" in such steel mechanical parts |
| 11/25/2009 | EP2122001A1 Martensitic creep resistant steel strengthened by z-phase |
| 11/25/2009 | EP1446260B1 Method for manufacturing an article of manufacture for use in a fluxless brazing process. |
| 11/25/2009 | CN101589168A Lead free free-cutting steel and its use |
| 11/25/2009 | CN101589167A Steel material having excellent corrosion resistance |
| 11/25/2009 | CN101586450A Petroleum casing pipe with high strength and high toughness and preparing method thereof |
| 11/25/2009 | CN101586220A High-tension steel plate with excellent toughness and endurance crack resistance for welding heat influence part |
| 11/25/2009 | CN101586219A Composite bainite steel product containing copper and method for producing the same |
| 11/25/2009 | CN101586218A Copper-containing bainite steel with high hardenability and manufacturing method thereof |
| 11/25/2009 | CN101586217A Low-cost and ultra-high strength and toughness martensite steel and manufacturing method thereof |
| 11/25/2009 | CN101586216A Ultra-high strength and toughness bainitic steel and manufacturing method thereof |
| 11/25/2009 | CN101586215A Ferrite antibacterial stainless steel and manufacture method thereof |
| 11/25/2009 | CN101586214A High-hardness high-wear-resistant powder metallurgy high-speed steel |
| 11/25/2009 | CN101586213A Alloy tool steel material |
| 11/25/2009 | CN101586212A Low-alloy tool steel |
| 11/25/2009 | CN101586211A Hot-rolled steel sheet containing niobium steel and producing method thereof |
| 11/25/2009 | CN101586210A High strength enamel steel and producing technology and enamel firing technology thereof |
| 11/25/2009 | CN101586209A Hot rolling wire rod of 1800 MPa level for low-alloy structure and manufacture method thereof |
| 11/25/2009 | CN101586208A Ultra-high strength hot rolling wire rod of 2200 Mpa level and manufacture method thereof |
| 11/25/2009 | CN101586207A Hot rolling wire rod for mechanical structure of 1600 Mpa level and manufacture method thereof |
| 11/25/2009 | CN101586205A Method for producing low-alloy peritectic steel by medium-thickness slab caster |
| 11/25/2009 | CN101586188A Two-stage roasting mineral smelting integrated technique of laterite |
| 11/25/2009 | CN101586180A Method for improving property of non-oriented electric steel |
| 11/25/2009 | CN100562678C Method of manufacturing metal gasket |
| 11/25/2009 | CN100562601C High-strength hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having fatigue resistance, corrosion resistance, ductility and plating adhesion, after severe deformation, and a metho |
| 11/25/2009 | CN100562600C Steel with excellent corrosion resistance for shipping |
| 11/25/2009 | CN100562599C High-tensile steel sheet, steel sheet joining process and high-strength automotive part |
| 11/25/2009 | CN100562598C Corrosion resistance excellent steel for ship |
| 11/25/2009 | CN100562597C Corrosion-resistant steel excellent in toughness of base metal and weld part and process for producing the same |
| 11/24/2009 | US7622009 Containing 7-30 ppm by weight boron and 10-70 ppm by weight nitrogen, contained as a Fe(B,N) solid solution that may contain C |
| 11/24/2009 | US7621323 Solid expandable tubular members formed from very low carbon steel and method |
| 11/24/2009 | US7621201 Hot forming tools for aluminum and magnesium sheets |
| 11/24/2009 | CA2381507C Highly compressible iron powder |
| 11/20/2009 | CA2663736A1 Method for increasing the fatigue strength of a predominantly steel mechanical part of a wind turbine and/or for reducing the tendency to form what are called "white etching cracks" or "brittle flakes" in such steel mechanical parts |
| 11/19/2009 | WO2009140366A2 Ferritic alloy compositions |
| 11/19/2009 | WO2009139495A1 Stainless steel foil for a flexible display |
| 11/19/2009 | WO2009139420A1 High‑strength low‑alloy steel with excellent environmental embrittlement resistance in high‑pressure hydrogen environments, and method of manufacture thereof |
| 11/19/2009 | WO2009139355A1 Ferritic stainless steel |
| 11/19/2009 | WO2009138586A2 Micro-alloyed steel for hot forging parts having high mechanical characteristics |
| 11/19/2009 | WO2009138570A1 Stainless steel product, use of the product and method of its manufacture |
| 11/19/2009 | WO2009116933A9 Steel, process for the manufacture of a steel blank and process for the manufacture of a component of the steel |
| 11/19/2009 | US20090286107 Ferritic Alloy Compositions |
| 11/19/2009 | US20090285713 Low alloy steel for high-pressure hydrogen gas environment and container for high-pressure hydrogen |
| 11/19/2009 | US20090285712 Metal powder |
| 11/19/2009 | US20090283181 hard-drawn spring which exhibits fatigue strength and sag resistance equal or superior to springs produced using an oil-tempered wire. The hard-drawn spring is produced using a steel wire containing 0.5 to 0.7 mass % of C, 1.0 to 1.95 mass % of Si, 0.5 to 1.5 mass % of Mn and 0.5 to 1.5 mass % of Cr |
| 11/19/2009 | DE102008022855A1 Creep-resistant, readily processed, low thermal expansion iron-nickel alloy with minimized manganese and silicon contents, is useful e.g. in wires for overhead power lines |
| 11/19/2009 | DE102008022854A1 Creep-resistant, readily processed, low thermal expansion iron-nickel alloy with minimized manganese and silicon contents, is useful e.g. in wires for overhead power lines |
| 11/19/2009 | DE102008022401A1 Method for the production of steel mold part e.g. automobile body with predominantly bainitic structure, comprises providing starting material in the form of a steel plate or a preformed steel part and through-heating the starting material |
| 11/19/2009 | DE102008022400A1 Method for the production of steel mold part, comprises through-heating a starting material at an austenitisation temperature so that it has a complete austenitic structure and then introducing in a press molding tool |
| 11/19/2009 | DE102008022399A1 Verfahren zum Herstellen eines Stahlformteils mit einem überwiegend ferritisch-bainitischen Gefüge A method for producing a steel mold part with a predominantly ferritic-bainitic structure |
| 11/19/2009 | CA2723828A1 Ferritic alloy compositions |
| 11/19/2009 | CA2722236A1 Stainless steel product, use of the product and method of its manufacture |
| 11/18/2009 | EP2119803A1 Thick high-strength steel plate and process for producing the same |
| 11/18/2009 | EP2119802A1 Austenitic stainless steel welded joint and austenitic stainless steel welding material |
| 11/18/2009 | CN101583740A Process for producing high-strength cold rolled steel sheet excelling in chemical treatability and relevant production equipment |
| 11/18/2009 | CN101583734A High-strength, alloyed, hot-dip zinc-coated steel sheet with excellent phosphatability |
| 11/18/2009 | CN101583733A Austenitic stainless steel welded joint and austenitic stainless steel welding material |
| 11/18/2009 | CN101583726A Method for quenching steel product |