| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 01/26/2011 | CN101956134A High-strength high-plasticity copper-containing high-carbon TWIP steel and preparation process thereof |
| 01/26/2011 | CN101956133A Low-yield strength anti-ageing continuous annealing cold-roll steel sheet and production method thereof |
| 01/26/2011 | CN101956132A Steel having excellent toughness in welding heat affected zone, and manufacturing method thereof |
| 01/26/2011 | CN101956131A Preparation method of ultra-low carbon steel and ultra-low carbon steel plate |
| 01/26/2011 | CN101956130A Large-thickness rolled steel plate instead of case one for large-sized ball mill and production method thereof |
| 01/26/2011 | CN101956129A Large-thickness steel plate for structure part and production method thereof |
| 01/26/2011 | CN101956128A Control method for improving low-temperature impact property of ZG16Mn steel casting |
| 01/26/2011 | CN101956127A Sn contained non-oriented electrical steel and plate coil manufacturing method thereof |
| 01/26/2011 | CN101956126A Cold-base high-strength galvanized sheet and production method thereof |
| 01/26/2011 | CN101956125A Flexible manufacture method of steel in thin gauge, low alloy and high tensity series |
| 01/26/2011 | CN101956121A Manufacture process of high-pressure hydro-stainless steel valve casting |
| 01/26/2011 | CN101956055A Heat treatment method of large-diameter thick-walled heat-resistant steel pipe |
| 01/26/2011 | CN101956048A Heat treatment process of ship carbon-manganese steel casting |
| 01/26/2011 | CN101638749B Automobile steel with low cost and high strength ductility balance and preparation method thereof |
| 01/26/2011 | CN101506392B Seamless precision steel tubes with improved isotropic toughness at low temperature for hydraulic cylinders and process for obtaining the same |
| 01/26/2011 | CN101497966B High-hardness hypereutectic high chromium, manganese, molybdenum and tungsten alloy wear resistant steel material and use thereof |
| 01/26/2011 | CN101487097B High strength cold rolling packaging steel belt and production method thereof |
| 01/26/2011 | CN101476080B Low welding crack sensitivity, quenching and tempering, high rigid plate and manufacturing method thereof |
| 01/26/2011 | CN101445894B Large-specification high-intensity steel rod and production process |
| 01/26/2011 | CN101395284B Process for producing grain-oriented magnetic steel sheet with excellent magnetic property |
| 01/26/2011 | CN101384742B High-strength steel excellent in weldability and process for production thereof |
| 01/26/2011 | CN101348879B 100mm low alloy high strength ultra heavy plate and manufacturing method thereof |
| 01/26/2011 | CN101328562B Oxide dispersion strengthening low activity martensitic steel material and preparation thereof |
| 01/26/2011 | CN101323931B Cold rolled steel sheet having aging resistance and superior formability, and process for producing the same |
| 01/26/2011 | CN101245432B Technique for producing wire rod for low carbon drawn wire |
| 01/26/2011 | CN101169984B Million-kilowatts-class nuclear power pressure container safe end manufacture process |
| 01/26/2011 | CN101033527B Stainless steel with high content of chromium and middle content of carbon |
| 01/25/2011 | US7875134 Weighing 94-98% by weight of an iron/chromium/carbon alloy and 2-6% by weight of a titanium/aluminu/vanadium alloy as raw material; melting and tapping at 1600-1800 degrees C., followed by casting in a mold; environmentally friendly; titanium recycling/waste; renewable resources; cost efficiency |
| 01/25/2011 | US7875130 Crude oil tank comprising a corrosion resistant steel alloy |
| 01/25/2011 | US7875128 Method for manufacturing a stainless steel product and a stainless steel product manufactured by the method |
| 01/25/2011 | CA2550490C Steel plates for ultra-high-strength linepipes and ultra-high-strength linepipes having excellent low-temperature toughness and manufacturing methods thereof |
| 01/25/2011 | CA2478123C High-resistant, low-density hot laminated steel and method for the production thereof |
| 01/20/2011 | WO2011007921A1 High strength / corrosion-resistant,.austenitic stainless steel with carbon - nitrogen complex additive, and method for manufacturing same |
| 01/20/2011 | WO2011007817A1 Process for production of oriented electromagnetic steel sheet |
| 01/20/2011 | WO2011007771A1 Method for producing grain-oriented electromagnetic steel plate |
| 01/20/2011 | WO2011007770A1 Coated-surface sliding part having excellent coating adhesion and method for producing the same |
| 01/20/2011 | WO2011007758A1 Process for production of r-t-b based sintered magnets and r-t-b based sintered magnets |
| 01/20/2011 | US20110014491 Iron-chromium based brazing filler metal |
| 01/20/2011 | US20110014083 Stainless steel used for oil country tubular goods |
| 01/20/2011 | US20110011499 Method and device for hardening profiles |
| 01/19/2011 | EP2275581A1 Method for producing can manufacturing steel sheet |
| 01/19/2011 | EP2029786B1 Heat-resistant bearing material |
| 01/19/2011 | EP1634975B9 Hot dip alloyed zinc coated steel sheet and method for production thereof |
| 01/19/2011 | EP1352981B1 Iron-nickel alloy material for shadow mask with excellent suitability for etching |
| 01/19/2011 | EP1338667B1 Composite structure type high tensile strength steel plate, plated plate of composite structure type high tensile strength steel and method for their production |
| 01/19/2011 | CN1410208B Manufacturing method of alloy steel powder by spraying |
| 01/19/2011 | CN101952915A Method for regenerating scrap magnets |
| 01/19/2011 | CN101952559A Roller follower, valve gear, apparatus for high-frequency hardening, method of heat-treating shaft member, process for producing shaft, and shaft |
| 01/19/2011 | CN101952472A Steel alloy for a low alloy steel for producing high-tensile seamless steel tubing |
| 01/19/2011 | CN101952471A Steel products and process for production thereof |
| 01/19/2011 | CN101952470A Powder for iron-based sintered alloy |
| 01/19/2011 | CN101952462A Grain oriented electrical steel having excellent magnetic properties and manufacturing method for the same |
| 01/19/2011 | CN101949474A Heat-resistance stainless steel exhaust pipe and manufacturing method thereof |
| 01/19/2011 | CN101948987A High-strength and high-toughness steel plate and manufacturing method thereof |
| 01/19/2011 | CN101948986A High-quality alloy steel bar and production process thereof |
| 01/19/2011 | CN101948985A Low-alloy cast steel |
| 01/19/2011 | CN101948984A Steel plate for heavy-duty generator and manufacturing method thereof |
| 01/19/2011 | CN101948983A Rail steel and preparation method thereof |
| 01/19/2011 | CN101948982A Steel plate for guide blades of large hydropower generating units and production method thereof |
| 01/19/2011 | CN101948981A Hot galvanized steel plate and manufacturing method and application thereof and back shell of LED liquid crystal television |
| 01/19/2011 | CN101947870A Corrosion-resistant rod composite material and preparation method thereof |
| 01/19/2011 | CN101947557A Preparation method for reducing scales generated on surfaces of hot-rolled steel plates |
| 01/19/2011 | CN101671792B Spring steel and preparation method thereof |
| 01/19/2011 | CN101619414B 10.9-grade niobium-containing non-quenched and tempered cold-heading steel and rolling method of hot finished rod thereof |
| 01/19/2011 | CN101566066B High-intensity hydraulic support pipe with wall thickness of 60mm-70mm |
| 01/19/2011 | CN101560632B Alloy material of communication cable protection pipe |
| 01/19/2011 | CN101545077B Steel used at lower temperature and method for manufacturing same |
| 01/19/2011 | CN101454465B Process for producing grain-oriented magnetic steel sheet with high magnetic flux density |
| 01/19/2011 | CN101445864B Method for preparing high-intensity and high-plasticity iron steel material with high manganese and aluminum contents |
| 01/19/2011 | CN101421428B Seamless steel tube used as fuel injection pipe |
| 01/19/2011 | CN101402138B Powder alloy smithing float grease seal ring with upper and lower double-layer and method of producing the same |
| 01/19/2011 | CN101374966B Process for manufacturing an airbag inflator bottle member |
| 01/19/2011 | CN101333629B Method for producing medium-high-carbon high-strength steel based on sheet bar technology |
| 01/19/2011 | CN101333625B High temperature resistant and abrasion resistant martensitic stainless steel and preparation method |
| 01/19/2011 | CN101323929B High strength steel plate for big thickness tall building structure and production method thereof |
| 01/19/2011 | CN101285152B A ferritic stainless steel wire and wire rod excellent in corrosion resistance, cold-rolling ability and toughness having reduced surface defects and magnetic property |
| 01/19/2011 | CN101274359B Electromagnetic centrifugal casting quick-cutting steel composite roller operational layer material |
| 01/19/2011 | CN101265553B High strength hot rolled steel sheet with excellent press workability and method of manufacturing the same |
| 01/19/2011 | CN101258257B High-toughness wear-resistant steel exhibiting little hardness change in service and process for production thereof |
| 01/19/2011 | CN101184860B Carburized induction-hardened component |
| 01/19/2011 | CN101134232B Technique for producing anticentripetal composite abrasion-proof hammer tools |
| 01/18/2011 | CA2572130C Stainless steel powder |
| 01/13/2011 | WO2011004913A1 Steel wire for high-strength spring |
| 01/13/2011 | WO2011004894A1 Ndfeb sintered magnet, and process for production thereof |
| 01/13/2011 | WO2011004867A1 Process for production of r-fe-b-based rare earth sintered magnet, and steam control member |
| 01/13/2011 | WO2011004779A1 High-strength steel sheet and manufacturing method therefor |
| 01/13/2011 | WO2011004554A1 Process for production of cold-rolled steel sheet having excellent press moldability, and cold-rolled steel sheet |
| 01/13/2011 | US20110008714 Low-cost manganese-stabilized austenitic stainless steel alloys, bipolar plates comprising the alloys, and fuel cell systems comprising the bipolar plates |
| 01/13/2011 | US20110008648 High-strength steel sheet, strength member for vehicles using the same, and method for producing strength member for vehicles |
| 01/13/2011 | US20110008647 High-strength cold-rolled steel sheet, high-strength galvanized steel sheet, and high-strength alloyed hot-dip galvanized steel sheet having excellent formability and weldability, and methods for manufacturing the same |
| 01/13/2011 | US20110008200 Heat-resistance ferritic stainless steel |
| 01/13/2011 | US20110005645 Austenitic stainless steel, and method for removing hydrogen therefrom |
| 01/13/2011 | US20110005643 Cold rolled steel sheet |
| 01/13/2011 | DE102009010727B3 Stahlgusswerkstoffzusammensetzung zur Herstellung von Kolbenringen und Zylinderlaufbuchsen Cast steel material composition for the manufacture of piston rings and cylinder liners |
| 01/13/2011 | DE10049786B4 Hochtemperaturbeständiges Material für geteilte Kolben High temperature resistant material for split piston |
| 01/13/2011 | CA2767439A1 High-strength steel sheet and method for manufacturing the same |
| 01/12/2011 | EP2273515A1 Permanent magnet and process for producing permanent magnet |
| 01/12/2011 | EP2273513A1 R-t-b-type sintered magnet and method for production thereof |
| 01/12/2011 | EP2272995A1 A manufacturing method of oriented si steel with high electric-magnetic property |
| 01/12/2011 | EP2272994A1 High-tensile strength steel and manufacturing method thereof |