| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 01/15/2014 | CN102719730B Manufacturing method of high strength bluing strapping steel |
| 01/15/2014 | CN102703813B Vanadium and titanium compound microalloyed steel bar and production method thereof |
| 01/15/2014 | CN102686751B Process to manufacture grain-oriented electrical steel strip and grain-oriented electrical steel produced thereby |
| 01/15/2014 | CN102676942B Thermal processing technology for petroleum drilling tool material |
| 01/15/2014 | CN102605250B Vehicle steel plate and production method thereof |
| 01/15/2014 | CN102517502B Disk-shaped roller cutter ring and manufacture method thereof |
| 01/15/2014 | CN102321851B 10.9-grade boron-containing spheroidizing-free cold heading steel wire rod and manufacturing method thereof |
| 01/15/2014 | CN102296237B Locomotive braking resistance belt and preparation method thereof |
| 01/15/2014 | CN102242318B Cast steel matrix for process for preparing forging mould through double-layer build-up welding and preparation method thereof |
| 01/15/2014 | CN101994058B Quake-proof construction steel with lamellar tearing resistance and excellent performance and production method thereof |
| 01/15/2014 | CN101911227B Process for production of NdFeB sintered magnets and NdFeB sintered magnets |
| 01/14/2014 | US8628631 Ferritic stainless steel casting and sheet and method for producing the same |
| 01/14/2014 | US8628630 Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet member |
| 01/09/2014 | WO2014007278A1 Valve seat made of iron-base sintered alloy |
| 01/09/2014 | WO2014007225A1 Method for producing thermoelectric conversion material |
| 01/09/2014 | US20140007993 High strength hot rolled steel sheet having excellent blanking workability and method for manufacturing the same |
| 01/09/2014 | US20140007990 Steel sheet for aerosol can bottom having high pressure resistance and excellent workability and method for producing same |
| 01/09/2014 | US20140007981 Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine |
| 01/09/2014 | DE112012001288T5 Konstantgeschwindigkeits-Universalgelenk Constant velocity universal joint |
| 01/09/2014 | DE102012013226A1 Hochwärmeleitender Ventilsitzring Thermally Conductive valve seat ring |
| 01/08/2014 | EP2682571A1 An exhaust valve spindle for an exhaust valve in an internal combustion engine and a method of manufacturing the exhaust valve spindle |
| 01/08/2014 | EP2682495A1 STEEL SHEET HOT-DIP-COATED WITH Zn-Al-Mg-BASED SYSTEM, AND PROCESS OF MANUFACTURING SAME |
| 01/08/2014 | EP2682494A2 Raw pipe of Fe-Ni Alloy and method for production thereof |
| 01/08/2014 | EP2682493A1 Spring and manufacturing method thereof |
| 01/08/2014 | EP2682492A1 Hot rolled steel sheet and method for producing same |
| 01/08/2014 | EP2682491A1 Hot work tool steel having excellent toughness, and process of producing same |
| 01/08/2014 | EP2682490A1 Metal plate for laser processing and method for producing stainless steel plate for laser processing |
| 01/08/2014 | EP2682489A1 High-carbon steel wire having excellent drawability and fatigue properties after drawing |
| 01/08/2014 | EP2682485A1 Method and device for producing steel pipes with special properties |
| 01/08/2014 | EP2682484A2 Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine |
| 01/08/2014 | EP2681340A1 Hot-work tool steel and a process for making a hot-work tool steel |
| 01/08/2014 | CN103503088A Magnetic material and coil component |
| 01/08/2014 | CN103502498A High strength, high toughness steel alloy |
| 01/08/2014 | CN103502497A Magnetic refrigeration material |
| 01/08/2014 | CN103502496A High-strength steel plate with excellent formability and stability of material properties, and method for manufacturing same |
| 01/08/2014 | CN103502495A Steel for cold punching, and element obtained therefrom for steel belt |
| 01/08/2014 | CN103502481A Alloy, magnet core and process for producing a strip made of an alloy |
| 01/08/2014 | CN103498552A Cold rolled section steel and manufacturing method thereof |
| 01/08/2014 | CN103498364A High-tenacity lifting steel wire rope |
| 01/08/2014 | CN103498115A High-ductility U-shaped metal tube |
| 01/08/2014 | CN103498114A Low-alloy duplex stainless steel wherein weld heat-affected zones have good corrosion resistance and toughness |
| 01/08/2014 | CN103498113A Low-alloy duplex stainless steel wherein weld heat-affected zones have good corrosion resistance and toughness |
| 01/08/2014 | CN103498112A Stainless steel wire rope and production process thereof |
| 01/08/2014 | CN103498111A Wear-resistant tooth base and preparation method thereof |
| 01/08/2014 | CN103498110A Production method of heat resistant steel |
| 01/08/2014 | CN103498109A Excavator bucket tooth and preparation method thereof |
| 01/08/2014 | CN103498108A High-boron high-chromium low-carbon wear-resisting alloy steel with good red hardness and manufacturing method thereof |
| 01/08/2014 | CN103498107A High-boron high-chromium low-carbon high-temperature-resistant wear-resisting alloy steel and manufacturing method thereof |
| 01/08/2014 | CN103498106A Boron-containing rare-earth-added BT110H steel-grade casing for thick oil thermal production well and production method thereof |
| 01/08/2014 | CN103498105A High-strength seamless steel tube for geological drilling and preparation method thereof |
| 01/08/2014 | CN103498104A 630 MPa-grade high-strength hot-rolled reinforced bar and production process thereof |
| 01/08/2014 | CN103498103A High-hardenability big-diameter 65MnCr grinding ball and preparation method thereof |
| 01/08/2014 | CN103498102A Precise alloy formula for automatic flame-out protection device of gas cooker and its preparation method |
| 01/08/2014 | CN103498101A Low-cost aging resistant household appliance color coated sheet and production method thereof |
| 01/08/2014 | CN103498100A Low-Ni high-Mn economical low-temperature steel capable of being used at minus 196 DEG C and preparing method thereof |
| 01/08/2014 | CN103498099A Thick-gauge steel plate with excellent low-temperature aging performance, and manufacturing method thereof |
| 01/08/2014 | CN103498098A Manufacturing method of middle high strength steel plate |
| 01/08/2014 | CN103498097A Low alloy Q345E thick steel plate with thickness of more than 60 mm and manufacturing method |
| 01/08/2014 | CN103498096A Non-oriented electrical steel with excellent magnetic performance and Rm not smaller than 600 MPa |
| 01/08/2014 | CN103498095A Low-cost corrosion resistant color coated sheet used for lift and production method thereof |
| 01/08/2014 | CN103498094A Manufacturing method of high-strength steel plate |
| 01/08/2014 | CN103498091A Niobium-titanium-iron alloy preparation method and niobium-titanium-iron alloy |
| 01/08/2014 | CN103498041A Cold treatment process of roll made of high-speed steel |
| 01/08/2014 | CN103496294A Wheel rim for heavy-load truck and forming technology thereof |
| 01/08/2014 | CN103495719A Die material with high-temperature stability and high resistance to cold and hot fatigue |
| 01/08/2014 | CN103495473A New wear-resistant steel ball |
| 01/08/2014 | CN102758072B Heat treatment process of flow passage component |
| 01/08/2014 | CN102703827B Heat treatment process of wear resistant steel |
| 01/08/2014 | CN102703820B Heat resistant steel for sintering machine grates |
| 01/08/2014 | CN102703819B Wear-resisting steel |
| 01/08/2014 | CN102703652B Heat treatment process of hot-work-die steel for aluminum die-casting mould |
| 01/08/2014 | CN102534426B Rolling mill guide alloy |
| 01/08/2014 | CN102527724B Manufacturing method of alloy tubular product |
| 01/08/2014 | CN102449181B Steel sheet for brake disc, and brake disc |
| 01/08/2014 | CN102286693B Thick ship plate steel and preparation method thereof |
| 01/08/2014 | CN102149837B Turbocharger and blade bearing ring thereof |
| 01/07/2014 | US8624211 Neutron shielding material, method of manufacturing the same, and cask for spent fuel |
| 01/07/2014 | US8623154 Electron-beam welded joint, steel for electron-beam welding, and manufacturing method |
| 01/07/2014 | CA2717104C Stainless steel used for oil country tubular goods |
| 01/03/2014 | WO2014003271A1 Low chrome and ferrite-based stainless steel having improved corrosion resistance and anti-ridging properties |
| 01/03/2014 | WO2014002986A1 Production method and mold for rare earth sintered magnet |
| 01/03/2014 | WO2014002983A1 Method for producing rare earth sintered magnets |
| 01/03/2014 | WO2014002941A1 High-strength hot-rolled steel sheet and process for producing same |
| 01/03/2014 | WO2014002428A1 Alloyed zinc-plated steel sheet having excellent anti-powdering properties |
| 01/03/2014 | WO2014002423A1 High-strength electric-resistance-welded steel pipe of excellent long-term softening resistance in intermediate temperature ranges, and method for producing same |
| 01/03/2014 | WO2014002289A1 High carbon steel pipe having excellent cold workability, machinability, and quenching properties, and method for manufacturing same |
| 01/03/2014 | WO2014002288A1 Steel sheet for soft nitriding and process for producing same |
| 01/03/2014 | WO2014002287A1 Steel sheet for soft nitriding and process for producing same |
| 01/03/2014 | WO2014001644A1 Ferritic stainless steel |
| 01/03/2014 | WO2014000528A1 Secondary cold rolled shadow mask steel strip and manufacturing method thereof |
| 01/03/2014 | CA2877610A1 High-strength electric-resistance-welded steel pipe of excellent long-term softening resistance in intermediate temperature ranges, and method for producing same |
| 01/02/2014 | US20140004378 Steel sheet for hot stamped member and method of production of same |
| 01/02/2014 | US20140003990 High-tension steel plate excellent in base metal toughness and haz toughness |
| 01/02/2014 | US20140003989 Duplex stainless steel |
| 01/02/2014 | US20140003752 Steel and component |
| 01/02/2014 | US20140000770 High thermal diffusivity and high wear resistance tool steel |
| 01/02/2014 | US20140000769 Hot rolled steel sheet and method of producing same |
| 01/02/2014 | US20140000767 Steel wire rod and method of producing same |
| 01/02/2014 | US20140000766 Hot-rolled steel sheet with excellent press formability and production method thereof |
| 01/02/2014 | US20140000765 Cold-rolled steel sheet and production method thereof |