Patents
Sitemap › C22 - Metallurgy; Ferrous or non-ferrous alloys; Treatment of alloys or non-ferrous metals › C22C - Alloys › C22C 38 - Ferrous alloys, e.g. steel alloys
Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
10/2010
10/20/2010CN101864541A Heat-resistance and wear-resistance steel for magnesium semi-solid slurry stirring device
10/20/2010CN101864540A 20MnCr5 bar containing trace Ti
10/20/2010CN101864539A Atmospheric corrosion-resistant spring steel for high-speed train and heat treatment process thereof
10/20/2010CN101864538A Nickel-free weather-resistant steel and method for preparing hot rolled plate thereof
10/20/2010CN101864537A Ultra-high-strength 9Ni steel for cryogenic environment and preparation process thereof
10/20/2010CN101864536A Q 390E class super-thick steel plate with thickness of 100mm and manufacturing method thereof
10/20/2010CN101864535A Large deformation resistant pipeline steel and production technology thereof
10/20/2010CN101864534A Soft tin plate produced by using continuous annealing mode
10/20/2010CN101864533A Grinding ball specialized for mine
10/20/2010CN101862694A Combined type mechanically crushing machine hammer and manufacturing method thereof
10/20/2010CN101525719B Nucleating agent used for producing thin-wall malleable iron component by metal mold
10/20/2010CN101481772B High-carbon steel wire for superfine steel wire and manufacturing method thereof
10/20/2010CN101147016B Washer system
10/19/2010US7815848 flexible alloy that is cost effective, superior in corrosion resistance to stainless steel, and fatigue resistance; comprises 16 to 24% Ni; 18 to 26% Cr; 1.5 to 3.5% Mo; 0.5 to 1.5% Si; 0.001 to 1.5% Nb; 0.0005 to 0.5% Zr; 0.01 to 0.6% N2; 0.001 to 0.2% Al; flexible automotive exhaust couplings
10/19/2010US7815755 Seamless steel pipe and manufacturing method thereof
10/19/2010US7815750 Method of production of steel soft nitrided machine part
10/14/2010WO2010117156A2 Method for manufacturing y-type ferrite, and y-type ferrite manufactured by same
10/14/2010WO2010116936A1 Method for treating steel for directional electromagnetic steel plate and method for producing directional electromagnetic steel plate
10/14/2010WO2010116670A1 Carburized steel part
10/14/2010WO2010116555A1 Steel for case hardening which has excellent cold workability and machinability and which exhibits excellent fatigue characteristics after carburizing and quenching, and process for production of same
10/14/2010US20100258219 High-Strength Steel Sheet with Excellent Low Temperature Toughness and Manufacturing Method Thereof
10/14/2010US20100258218 High-strength twip steel sheet and method of manufacturing the same
10/14/2010US20100258217 Nanocarbide Precipitation Strengthened Ultrahigh-Strength, Corrosion Resistant, Structural Steels
10/14/2010DE102009016079A1 Kugelzapfen aus einem Stahl mit bainitischem Gefüge und Verfahren zur Herstellung derartiger Kugelzapfen Ball stud from a steel having a bainitic structure and process for producing such ball stud
10/14/2010CA2757393A1 Case-hardened steel superior in cold workability, machinability, and fatigue characteristics after carburized quenching and method of production of same
10/13/2010EP2239747A1 PROCESS FOR PRODUCTION OF NdFeB SINTERED MAGNETS AND NDFEB SINTERED MAGNETS
10/13/2010EP2239349A1 Exhaust manifold or turbocahrger housing made of a FeAl steel alloy
10/13/2010EP2239343A1 Hollow member and method for manufacturing same
10/13/2010EP2238272A1 High strength bainitic steel for octg applications
10/13/2010EP2238271A1 Wire rods having superior strength and ductility for drawing and method for manufacturing the same
10/13/2010CN201605308U 耐磨合金钢产品的制造设备 Wear-resistant alloy steel products manufacturing equipment
10/13/2010CN101861407A Martensitic stainless steel, method for making parts from said steel and parts thus made
10/13/2010CN101861406A High-strength cold-rolled steel sheet
10/13/2010CN101857946A Abrasion-resistant cast steel material
10/13/2010CN101857945A Method for producing Mo-free low-Nb X80 pipeline steel hot rolled steel plate
10/13/2010CN101857944A Anode steel claw material for aluminum electrolysis
10/13/2010CN101857943A Powder metallurgy spring steel composite material and preparation method thereof
10/13/2010CN101857942A Hot rolled steel plate with 590MPa-level tensile strength and production method thereof
10/13/2010CN101857941A Medium-carbon alloy cast steel shots and manufacturing method thereof
10/13/2010CN101857940A ZG35MnMo steel ball
10/13/2010CN101857939A Low-alloy structural strip steel with high strength and high toughness and production method thereof
10/13/2010CN101856669A Control method of softness of oxide scales on surface of hot-rolling strip steel
10/13/2010CN101612700B Method for preparing seamless steel tubes made of martensite precipitation hardening stainless steel
10/13/2010CN101603146B Automobile spoke steel and smelting process
10/13/2010CN101481773B Big magnetostriction alloy with high mechanical strength and manufacturing method thereof
10/13/2010CN101403074B Novel chromium system hot die steel and thermal treatment process thereof
10/13/2010CN101363101B Large thickness quenched high strength steel and production method thereof
10/13/2010CN101353760B High magnetic induction grain-oriented silicon steel and production method thereof
10/13/2010CN101352748B Method for producing reinforced bar with anchoring section
10/13/2010CN101333619B Technological process for controlling secondary recrystallization crystal particle dimension of oriented silicon steel
10/13/2010CN101328560B Ni seamless steel pipe and manufacturing method thereof
10/13/2010CN101311293B Large-scale mold module and method for manufacturing same
10/13/2010CN101311289B Steel for stamping die and method of manufacture
10/13/2010CN101255506B Method for manufacturing super-magnetic conducting nanocrystalline alloy and nanocrystalline alloy
10/13/2010CN101187295B Super high intensity anti-corrosion pumping rod production method
10/13/2010CN101113506B Magnetic powder suitable for low-noise media
10/13/2010CN101090005B Resin coated metal sheet with excellent electromagnetic wave shielding performance
10/07/2010WO2010114174A1 High-strength hot-dip galvanized steel plate and method for producing same
10/07/2010WO2010114142A1 High-strength hot-dip galvanized steel plate and method for producing same
10/07/2010WO2010114131A1 Cold-rolled steel sheet and process for producing same
10/07/2010WO2010113953A1 Method for producing seamless steel pipe
10/07/2010WO2010113843A1 Method for producing high-strength seamless cr-ni alloy pipe
10/07/2010WO2010113830A1 Cast product having alumina barrier layer
10/07/2010WO2010113828A1 Corrosion-resistant steel for use in chimney or flue of natural gas combustion or liquefied petroleum gas combustion plant
10/07/2010WO2010113681A1 Composite magnetic material and magnetic element
10/07/2010WO2010113482A1 Nanocomposite bulk magnet and process for producing same
10/07/2010WO2010113465A1 Alloy for sintered r-t-b-m magnet and method for producing same
10/07/2010WO2010113371A1 Alloy material for r-t-b-type rare-earth permanent magnet, process for production of r-t-b-type rare-earth permanent magnet, and motor
10/07/2010WO2010113333A1 Steel sheet for high‑strength container and manufacturing method thereof
10/07/2010WO2010112611A1 Bainitic steels for passenger car and light commercial vehicle ball pins
10/07/2010WO2010112319A1 Hot work tool steel with outstanding toughness and thermal conductivity
10/07/2010WO2010077065A3 Stainless steel for polymer fuel cell separator and method for preparing same
10/07/2010US20100253006 Steel products for piston rings and piston rings
10/07/2010US20100252149 Hot rolled dual phase steel strip having features of a cold rolled strip
10/07/2010US20100252147 High-strength cold-rolled steel sheet
10/07/2010US20100251713 Steam turbine power plant
10/07/2010DE112008003230T5 Stahlprodukte für Kolbenringe und Kolbenringe Steel products for piston rings and piston rings
10/07/2010CA2756491A1 Hot work tool steel with outstanding toughness and thermal conductivity
10/07/2010CA2755886A1 Cast product having alumina barrier layer
10/07/2010CA2755389A1 High-strength hot-dip galvanized steel sheet and method for producing same
10/07/2010CA2752741A1 Method for manufacturing seamless pipes
10/07/2010CA2751593A1 High-strength galvanized steel sheet and method for manufacturing the same
10/06/2010EP2236639A1 Hot work tool steel with outstanding toughness and thermal conductivity
10/06/2010EP2236638A1 High-strength cold-rolled steel sheet excellent in workability and shape freezing property
10/06/2010EP2236631A1 Process for producing thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding and thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding
10/06/2010EP2235228A1 Austenitic stainless steel for high vacuum and high purity gas tube application
10/06/2010EP2235227A1 High carbon steel sheet superior in tensile strength and elongation and method for manufacturing the same
10/06/2010EP2235226A1 Method for selecting composition of steel and its use
10/06/2010EP2009126B1 Bead wire having light weight and excellent drawability, method for production of the bead wire, and lightweight tire
10/06/2010CN101855379A Fire-resistant steel material with excellent resistance to reheat embrittlement and with low-temperature toughness at welded heat-affected parts, and manufacturing method thereof
10/06/2010CN101855378A Steel plate for line pipes and steel pipes
10/06/2010CN101855377A Steel pile having excellent enlarging properties, and method for production thereof
10/06/2010CN101855370A Method of heat-treating steel, process for producing machine part, and machine part
10/06/2010CN101853726A Soft magnetic material and preparation method thereof
10/06/2010CN101853723A Composite magnetic material and preparation method thereof
10/06/2010CN101851732A High-strength cold-rolled steel sheet excellent in bending workability
10/06/2010CN101851731A High anti-stress corrosion low-carbon alloyed martensite wear-resistant lining plate
10/06/2010CN101851730A High strength thin steel plate excellent in elongation and bore expanding characteristics and method for production thereof
10/06/2010CN101851729A Method for preparing tough and wearable high boron steel
10/06/2010CN101851728A Fe-Al-Cu bulk nanocrystalline alloy and preparation method thereof
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