| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 10/14/2009 | CN100549203C Steel plate and tube exhibiting excellent workability and method for producing the same |
| 10/14/2009 | CN100549194C Iron-based sintered alloy with dispersed hard particles |
| 10/14/2009 | CN100548567C Manufacturing method of ultra low temperature and high intensity fine grain simple steel flange |
| 10/13/2009 | US7601672 Fe Cr Al based stainless steel sheet and double layered sheet having a high Al content of greater than 6.5%, honeycomb bodies employing the stainless steel sheet or double layered sheet, and a process for fabrication of the steel sheet or double layered sheet. The sheet is a high Al-containing Fe Cr Al |
| 10/13/2009 | US7601231 High-strength steel pipe excellent in low temperature toughness and toughness at weld heat-affected zone |
| 10/13/2009 | US7601230 Alloy compositions suitable for fabricating medical devices, such as stents, are disclosed. In certain embodiments, the compositions have small amounts of nickel, e.g., the compositions can be substantially nickel free |
| 10/13/2009 | CA2462963C Duplex stainless steels |
| 10/08/2009 | WO2009123804A1 Microstructural optimization of automotive structures |
| 10/08/2009 | WO2009123356A1 High-strength steel plate for a can and method for manufacturing said high-strength steel plate |
| 10/08/2009 | WO2009123294A1 Method for producing can manufacturing steel sheet |
| 10/08/2009 | WO2009123292A1 High-tensile strength steel and manufacturing method thereof |
| 10/08/2009 | WO2009123272A1 Steel-making method for titanium-containing ultralow carbon steel and method for manufacturing titanium-containing ultralow carbon steel slab |
| 10/08/2009 | WO2009123227A1 Steel material, process for producing steel material, and apparatus for producing steel material |
| 10/08/2009 | WO2009123195A1 Process for production of thick high-tensile-strength steel plates |
| 10/08/2009 | WO2009123100A1 Thin strip of amorphous alloy, nanocrystal soft magnetic alloy, and magnetic core |
| 10/08/2009 | WO2009123076A1 Refractory steel material with welded joint excellent in unsusceptibility to reheat embrittlement and toughness and process for producing the same |
| 10/08/2009 | WO2009122985A1 Iron-base sintered alloy for valve sheet and valve sheet for internal combustion engine |
| 10/08/2009 | WO2009122709A1 R-t-b-type sintered magnet and method for production thereof |
| 10/08/2009 | WO2009122653A1 Material for soft-nitrided crankshaft and process for producing the same |
| 10/08/2009 | WO2009091127A3 Grain oriented electrical steel having excellent magnetic properties and manufacturing method for the same |
| 10/08/2009 | US20090252955 Steel sheet having excellent weldability |
| 10/08/2009 | US20090252641 Hot-Rolled Steel Sheet, Method for Making the Same, and Worked Body of Hot-Rolled Steel Sheet |
| 10/08/2009 | US20090252640 Steel alloy, a holder or a holder detail for a plastic moulding tool, a tough hardened blank for a holder or holder detail, a process for producing a steel alloy |
| 10/08/2009 | US20090250147 Dr Steel Sheet and Manufacturing Method Thereof |
| 10/08/2009 | US20090250146 High Strength Thick-Gauge Electric-Resistance Welded Steel Pipe Excellent in Hardenability, Hot Workability and Fatigue Strength and Method of Production of the Same |
| 10/08/2009 | DE112007003026T5 Verfahren zur Herstellung eines Glas-Formwerkzeugs A process for producing a glass-forming die |
| 10/08/2009 | DE102008035714A1 Stahlblech zum Warmpreßformen, das Niedrigtemperatur-Vergütungseigenschaft hat, Verfahren zum Herstellen desselben, Verfahren zum Herstellen von Teilen unter Verwendung desselben, und damit hergestellte Teile Steel sheet for hot press molding, the low-temperature compensation property has the same method for manufacturing, process for producing parts using the same, and thus manufactured parts |
| 10/08/2009 | CA2715724A1 Microstructural optimization of automotive structures |
| 10/07/2009 | EP2107130A1 Method to produce grain-oriented electrical steel sheet having high magnetic flux density |
| 10/07/2009 | EP1966407B1 Spring steel, method for producing a spring using said steel and a spring made from such steel |
| 10/07/2009 | EP1088905B1 Steel sheet for ultra-thin two-piece cans having excellent anti-wrinkling properties and method for producing thereof |
| 10/07/2009 | CN101553590A Method for transforming steel blanks |
| 10/07/2009 | CN101553589A Member excelling in damping capacity, process for producing the same and steel sheet employed as member excelling in damping capacity |
| 10/07/2009 | CN101553588A Silicon-killed steel wire material and spring |
| 10/07/2009 | CN101553587A Si killed steel wire material having excellent fatigue property and spring |
| 10/07/2009 | CN101553586A Formable high strength cold-rolled steel sheet with excellent weather resistance and method manufacturing the same |
| 10/07/2009 | CN101550520A 600MPa level hot rolling thin steel plate and manufacturing method thereof |
| 10/07/2009 | CN101550519A Hot rolling biphase plate for vehicle wheel and method for production thereof |
| 10/07/2009 | CN101550518A Boron-containing multi-element low alloy wear resistant cast steel and preparing method thereof |
| 10/07/2009 | CN101550517A Alloy material, production method thereof and cutting tool made by the same |
| 10/07/2009 | CN101550516A Method for revolving furnace smelting 45CrMnMo steel |
| 10/07/2009 | CN101550515A Copper-containing high-strength and high-ductility high manganese steel and production method thereof |
| 10/07/2009 | CN101550514A Hot-rolling transformation-induced plasticity steel plate and preparation method thereof |
| 10/07/2009 | CN101549360A A high-boron cast alloy guide and its heat treatment method |
| 10/07/2009 | CN101549356A A high-boron cast alloy roll and its manufacturing method |
| 10/07/2009 | CN100547106C X80 steel made pipe fittings and manufacture technique thereof |
| 10/07/2009 | CN100547105C X80 steel bend pipe and bending technique thereof |
| 10/07/2009 | CN100547104C Hot-rolled high-strength steel plate for electrostatic enamel and method for manufacturing same |
| 10/07/2009 | CN100547103C Method for manufacturing high-strength X80 steel spiral welded pipe |
| 10/07/2009 | CN100547102C Biphase antibiotic stainless steel and method for making same |
| 10/07/2009 | CN100546762C Cold-rolled non-oriented electrical steel plate and the method for preparing the same |
| 10/07/2009 | CN100546761C Method for manufacturing automobile steering pump blade |
| 10/06/2009 | US7597841 Weld metal excellent in toughness and SR cracking resistance |
| 10/06/2009 | US7597768 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 |
| 10/06/2009 | CA2536153C Process of production and production system of high strength galvannealed steel sheet |
| 10/06/2009 | CA2498585C Stainless steel product containing b and method for production thereof |
| 10/06/2009 | CA2452654C Steel for mechanical construction, process for hot forming a piece of this steel, and part thus obtained |
| 10/06/2009 | CA2342256C Hot laminated steel with a very high limit of elasticity and mechanical resistance for use in the production of motor vehicle parts |
| 10/06/2009 | CA2312674C Aluminum-killed low carbon steel sheet for packaging |
| 10/06/2009 | CA2243048C Carbon steel or low alloy cast steel, with improved machinability, and the steel-making process involved |
| 10/01/2009 | WO2009119895A1 Low-alloy duplex stainless steel wherein weld heat-affected zones have good corrosion resistance and toughness |
| 10/01/2009 | WO2009119881A1 Martensitic stainless steel for disk brake with excellent non-rusting property |
| 10/01/2009 | WO2009119751A1 High-strength galvanized steel sheet, high-strength alloyed hot-dip galvanized sheet, and high-strength cold-rolled steel sheet which excel in moldability and weldability, and manufacturing method for the same |
| 10/01/2009 | WO2009119579A1 High-strength uoe steel pipe excellent in earthquake-proof performance and in low-temperature toughness of weld heat-affected zone |
| 10/01/2009 | WO2009119570A1 Uoe steel tube for linepipes and process for production thereof |
| 10/01/2009 | WO2009119388A1 Piston ring material for internal combustion engine |
| 10/01/2009 | WO2009119368A1 High-strength steel sheet excellent in resistance to stress-relief annealing and low-temperature joint toughness |
| 10/01/2009 | WO2009119359A1 Wire rod and high-strength steel wire excellent in ductility, and processes for production of both |
| 10/01/2009 | WO2009119274A1 High-strength steel sheet excellent in resistance to stress-relief annealing and low-temperature toughness |
| 10/01/2009 | WO2009119048A1 Stainless steel for use in oil well tube |
| 10/01/2009 | WO2009118962A1 Air-cooling facility for heat treatment process of martensite based stainless steel pipe |
| 10/01/2009 | WO2009118945A1 Hot rolled steel sheet possessing excellent fatigue properties and stretch-flange ability and process for producing the hot rolled steel sheet |
| 10/01/2009 | WO2009118166A1 A bearing component |
| 10/01/2009 | WO2009117959A1 A manufacturing method of oriented si steel with high electric-magnetic property |
| 10/01/2009 | US20090246550 Tube |
| 10/01/2009 | US20090246067 High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness |
| 10/01/2009 | US20090246066 Iron-based alloy for making a golf club head |
| 10/01/2009 | US20090246065 Alloy, shaft made therefrom, and motor with shaft |
| 10/01/2009 | US20090246064 Austenitic Stainless Steel Tube for Boiler with Excellent Resistance to High Temperature Steam Oxidation |
| 10/01/2009 | US20090242519 Welding of an element of a track unit and a rail section without adding any material |
| 10/01/2009 | US20090242085 Dual phase steel sheet with good bake-hardening properties |
| 10/01/2009 | US20090242080 Phosphate-treated galvanized steel sheet and method for making the same |
| 10/01/2009 | US20090242067 Processes for textured pipe manufacturer |
| 10/01/2009 | CA2719598A1 High-strength uoe steel pipe excellent in deformability and low-temperature toughness of heat affected zone |
| 10/01/2009 | CA2717104A1 Stainless steel used for oil country tubular goods |
| 10/01/2009 | CA2697352A1 Steel rod and high strength steel wire having superior ductility and methods of production of same |
| 09/30/2009 | EP2105516A1 High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness |
| 09/30/2009 | EP2105515A2 High strength plate with 980 MPa or above tensile strength excellent in bending workability |
| 09/30/2009 | EP2105514A1 High-strength steel sheet |
| 09/30/2009 | EP2105513A1 Weld steel pipe with excellent low-temperature toughness for high-strength thick-walled line pipe and process for producing the same |
| 09/30/2009 | EP2104747A2 Housing material of an exhaust treatment component |
| 09/30/2009 | EP1786975B1 A steel shell for a suction roll and a method of producing a steel product |
| 09/30/2009 | CN101548026A Weld steel pipe with excellent low-temperature toughness for high-strength thick-walled line pipe and process for producing the same |
| 09/30/2009 | CN101545081A 780 mpa low yield ratio round steel pipe for building structure with excellent shock resistance and production process |
| 09/30/2009 | CN101545080A 590 mpa high yield ratio round steel pipe for building structure with excellent shock resistance and production process |
| 09/30/2009 | CN101545079A X80 hot rolled steel plate with good toughness, high strength and low tensile ratio and production method thereof |
| 09/30/2009 | CN101545078A Nickel saving type metastable austenite stainless steel with excellent normal temperature mechanical property |
| 09/30/2009 | CN101545077A Steel used at lower temperature and method for manufacturing same |
| 09/30/2009 | CN101545076A Martensite refractory stainless steel and manufacturing method thereof |
| 09/30/2009 | CN101545075A Alloy for shaft, shaft for motor and motor |