| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 04/06/2011 | CN102002646A Economic biphase stainless steel with high mechanical property and superior corrosion resistance |
| 04/06/2011 | CN102002645A High-strength wear-resistant steel plate and preparation method thereof |
| 04/06/2011 | CN102002644A Working roll for automobile sheet cold rolling and manufacturing method thereof |
| 04/06/2011 | CN102002643A Thermocouple protection tube resisting high temperature and corrosion and production method thereof |
| 04/06/2011 | CN102002642A Superhigh strength non-magnetic stainless steel |
| 04/06/2011 | CN102002641A HRB500 anti-seismic reinforcing steel bar and production method |
| 04/06/2011 | CN102002640A Method for preparing high nitrogen steel by adopting pressurized induction |
| 04/06/2011 | CN102002639A Dual phase steel sheet and method of manufacturing the same |
| 04/06/2011 | CN102002638A Process for producing plastic mould steel thick plate with uniform section rigidity |
| 04/06/2011 | CN102002637A Alloy steel and manufacture method thereof |
| 04/06/2011 | CN102002636A Novel material for producing worm gear and production method of worm gear |
| 04/06/2011 | CN102002635A Steel for pressure container in thick specification and preparation method thereof |
| 04/06/2011 | CN102002634A Carbon steel containing vanadium and titanium and manufacture method thereof |
| 04/06/2011 | CN102002633A 碳素钢及其制造方法 Carbon steel and its manufacturing method |
| 04/06/2011 | CN102002632A Controlled rolling type super-thick high-strength ship plate steel and preparation method thereof |
| 04/06/2011 | CN102002631A Micro-niobium 510MPa grade automobile beam plate and manufacturing method thereof |
| 04/06/2011 | CN102002630A Q345R-Z35 super-thick steel plate resisting HIC (hydrogen induced crack) pressure vessel and production method thereof |
| 04/06/2011 | CN102002629A High-strength wear-resistant cutting board |
| 04/06/2011 | CN102002628A Method for manufacturing low-carbon steel sheets |
| 04/06/2011 | CN102002567A Production method of oriented high-silicon-steel thin plates |
| 04/06/2011 | CN102001442A Casting formed blade guide frame and casting forming method thereof |
| 04/06/2011 | CN102001441A Cast and formed blade guiding frame and casting forming method thereof |
| 04/06/2011 | CN102000954A Method for manufacturing continuous pipe mill retained mandrel |
| 04/06/2011 | CN102000831A Hydrogen metallurgy production method for antibacterial stainless steel powder |
| 04/06/2011 | CN102000824A Manufacturing method of cam of engine camshaft |
| 04/06/2011 | CN102000807A Manufacturing process of high-pressure hydro-carbon steel valve castings |
| 04/06/2011 | CN102000620A Integrated crushing tooth of grading crusher and manufacturing method thereof |
| 04/06/2011 | CN101694250B 500MPa-grade VN alloying non-tempering seamless steel tube and manufacturing method thereof |
| 04/06/2011 | CN101693981B Preparation method of low-alloy high-carbon steel with high-strength and high ductility nano structure |
| 04/06/2011 | CN101688262B Process for production of 780mpa-grade high-tensile-strength steel plates excellent in low-temperature toughness |
| 04/06/2011 | CN101660020B Manufacturing method of steel |
| 04/06/2011 | CN101638756B Production process method of high-carbon multi-element alloy casting grinding ball |
| 04/06/2011 | CN101591752B Steel for cup-shaped iron core of loudspeaker and production method thereof |
| 04/06/2011 | CN101586216B Ultra-high strength and toughness bainitic steel and manufacturing method thereof |
| 04/06/2011 | CN101526046B Piston ring |
| 04/06/2011 | CN101490294B Non-oriented magnetic steel sheet with high strength |
| 04/06/2011 | CN101487095B Bismuth manganese iron alloy |
| 04/06/2011 | CN101451212B High intensity steel plate and preparation method thereof |
| 04/06/2011 | CN101426594B Process for producing stainless-steel pipe |
| 04/06/2011 | CN101410543B Stainless steel sheet for structural members excellent in impact-absorbing characteristics |
| 04/06/2011 | CN101407893B High strength, high heat input welding property, fire resistant and earthquake resistant steel for construction and production method thereof |
| 04/06/2011 | CN101403069B Hot-rolled U shaped metal sheet pile and microalloying production method |
| 04/06/2011 | CN101381847B Producing method of flushing and abrasion-resistant steel with high tensile strength |
| 04/06/2011 | CN101336303B Hot-rolled microalloy low carbon steel band |
| 04/06/2011 | CN101289731B CrMnTi narrow hardenability strip pinion steels and method of manufacture |
| 04/06/2011 | CN101262039B Fe-Ga base magnetism driven elastic silk and part using this material |
| 04/06/2011 | CN101233253B Seamless steel pipe and method for producing same |
| 04/06/2011 | CN101163807B High tension steel plate, welded steel pipe and method for production thereof |
| 04/06/2011 | CN101108436B Product used for fluxless brazing and its preparing method |
| 04/05/2011 | US7919194 High strength steel sheet having superior ductility |
| 04/05/2011 | CA2630797C Method for manufacturing bottle member for air bag inflator |
| 04/05/2011 | CA2475248C Nanocarbide precipitation strengthened ultrahigh-strength, corrosion resistant, structural steels |
| 04/05/2011 | CA2474834C Stainless steel and stainless steel pipe having resistance to carburization and coking |
| 04/05/2011 | CA2438239C Nanocarbide precipitation strengthened ultrahigh-strength, corrosion resistant, structural steels |
| 03/31/2011 | WO2011037403A2 High-carbon soft wire rod not requiring softening treatment and manufacturing method thereof |
| 03/31/2011 | WO2011037272A1 Method for fillet arc welding high-strength thin steel sheets |
| 03/31/2011 | WO2011037210A1 High-strength high-toughness cast steel material and manufacturing method therefor |
| 03/31/2011 | WO2011036352A1 Ferritic stainless steel having high drawability properties |
| 03/31/2011 | WO2011036351A1 Ferritic stainless steel having high drawability properties |
| 03/31/2011 | US20110076512 High-strength steel sheet and method of producing molten steel for high-strength steel sheet |
| 03/31/2011 | US20110076505 Metallic material and method of manufacturing the same |
| 03/31/2011 | US20110076177 High-strength steel sheet for cans and method for manufacturing the same |
| 03/31/2011 | US20110076176 Cast compressor articles and methods of forming same |
| 03/31/2011 | US20110074078 Spring steel and spring having superior corrosion fatigue strength |
| 03/31/2011 | US20110074077 Spring steel and spring having superior corrosion fatigue strength |
| 03/31/2011 | US20110074076 Spring steel and spring having superior corrosion fatigue strength |
| 03/31/2011 | US20110073223 Steel sheet for galvanizing with excellent workability, and method for manufacturing the same |
| 03/31/2011 | US20110073218 High-strength cold-rolled steel sheet, high-strength plated steel sheet, and methods for their manufacture |
| 03/31/2011 | DE102010046775A1 Spring steel, useful in components of vehicle suspension systems e.g. leaf springs, torsion bar springs and/or stabilizer bars, comprises carbon, silicon, manganese, chromium, and an element comprising nickel, molybdenum or vanadium |
| 03/31/2011 | DE102010046773A1 Spring steel, useful in components of vehicle suspension systems e.g. leaf springs, torsion bar springs and/or stabilizer bars, comprises carbon, silicon, manganese, chromium, and an element comprising nickel, molybdenum or vanadium |
| 03/31/2011 | DE102010046772A1 Spring steel useful in coil spring, comprises tempered martensite, silicon, carbon, manganese, chromium, nickel, molybdenum and vanadium |
| 03/30/2011 | EP2302721A1 Stainless steel material for separator of solid polymer fuel cell and solid polymer fuel cell using the same |
| 03/30/2011 | EP2302646A1 R-t-cu-mn-b type sintered magnet |
| 03/30/2011 | EP2302090A1 Stuffing box casing for reciprocating compressors comprising at least in part a steel containing C: 0.13-0.17%; Cr:1.8-2.20%; Ni: 9.5-10.5%; Co:13.5-14.5%; Mo:0.90-1.10; Al<0.015%; Ti<0.015%;Mn<0.10%; Si<0.10%; S<0.005%; P<0.008%. |
| 03/30/2011 | EP2302089A1 Steam turbine rotor and alloy therefor |
| 03/30/2011 | EP2302088A1 Cast compressor articles and methods of forming same |
| 03/30/2011 | EP2301694A2 Micro drill and fabricating method thereof |
| 03/30/2011 | EP1390555B1 Metal powder for thermal coating of substrates |
| 03/30/2011 | CN101999009A Steel sheet for high-strength container, and method for manufacturing therefor |
| 03/30/2011 | CN101999008A Microstructural optimization of automotive structures |
| 03/30/2011 | CN101999007A High-strength steel sheets which are extremely excellent in the balance between burring workability and ductility and excellent in fatigue endurance, zinc-coated steel sheets, and processes for production of both |
| 03/30/2011 | CN101996721A Method for improving coercive force of sintered neodymium ferrum boron (NdFeB) |
| 03/30/2011 | CN101994069A Novel hot working alloy steel for magnesium alloy melt quantitative conveying system |
| 03/30/2011 | CN101994068A Austenitic stainless steel plate and manufacture method thereof |
| 03/30/2011 | CN101994067A High-intensity pipe steel and production method thereof |
| 03/30/2011 | CN101994066A Deformation induced maraging stainless steel and machining process thereof |
| 03/30/2011 | CN101994065A 550Mpa cold-rolled steel plate with good weather resistance and preparation method thereof |
| 03/30/2011 | CN101994064A Weathering steel with yield strength of 550MPa level and manufacturing method thereof |
| 03/30/2011 | CN101994063A Weathering steel with yield strength of more than 700MPa and manufacturing method thereof |
| 03/30/2011 | CN101994062A Wind power bearing steel |
| 03/30/2011 | CN101994061A Steel for petroleum casing pipe and manufacture method thereof |
| 03/30/2011 | CN101994060A Ferrum-aluminium-chromium (Fe-Al-Cr) intermetallic compound powder metallurgy material and preparation method thereof |
| 03/30/2011 | CN101994059A Method for producing thin-wall X70 pipeline steel coiled plate with low cost |
| 03/30/2011 | CN101994058A Quake-proof construction steel with lamellar tearing resistance and excellent performance and production method thereof |
| 03/30/2011 | CN101994057A Steel for vanadium alloying straight electric resistance welded petroleum casing pipe and manufacturing method thereof |
| 03/30/2011 | CN101994056A Ultra-low carbon bake-hardening steel plate with excellent stamping performance and manufacturing process thereof |
| 03/30/2011 | CN101994055A Composite magnetostrictive material and preparation method thereof |
| 03/30/2011 | CN101993995A Water quenching and cooling method and device for ultrahigh-strength strip steel |
| 03/30/2011 | CN101993987A Method for producing extremely thick steel plate with low alloy and high intensity by continuously casting plate blank |
| 03/30/2011 | CN101992224A Production process of clad steel wire rod with steel core wire of dual phase structure |