Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
11/2007
11/28/2007CN101078086A Fatigue cracking resistant expansibility excellent steel plate
11/28/2007CN101078085A Solution strengthening isotropical steel and preparation method thereof
11/28/2007CN101078084A Tungsten carbide particle enhanced steel/iron-base composite wearable plate and preparation technique thereof
11/28/2007CN101078074A Rare earth aluminum iron alloy
11/28/2007CN101078065A Method for preparing series titanium-iron alloy by smelting titanium raw material
11/28/2007CN100351957C Rareearth magnet and making method therefor
11/28/2007CN100351424C Fabrication of B/C/N/O/Si doped sputtering targets
11/28/2007CN100351419C Anti-corrosion oil pumping rod and its producing method
11/28/2007CN100351418C Steel product for oil country tubular good
11/28/2007CN100351417C Hot-rolling and low-carbon bainite composite phase material and preparation thereof
11/28/2007CN100351416C Steel for granite saw blade
11/28/2007CN100351415C Ferritic stainless steel sheet with excellent formability, and its manufacturing method
11/28/2007CN100351412C Thermostable and corrosion-resistant cast nickel-chromium alloy
11/28/2007CN100351403C Method for preventing coarse grain of deformed high temperature alloy
11/27/2007US7300623 Wear resistance; reduced adhesion; mixture containing intermetallics
11/27/2007US7300600 Rare earth bonded magnet including amino-acid compound as lubricant
11/27/2007CA2422753C Steel plate excellent in shape freezing property and method for production thereof
11/22/2007WO2007132607A1 Steel sheet, steel sheet coil, and process for producing the same
11/22/2007WO2007132600A1 Ultrahigh strength steel sheet and strength part for automobile utilizing the same
11/22/2007WO2007132548A1 High-strength hot-rolled steel plate having excellent stretch properties, stretch flanging properties and tension fatigue properties, and method for production thereof
11/22/2007US20070269678 High-tensile steel sheet, steel sheet joining process and high-strength automotive part
11/22/2007US20070269336 Ball-and-Roller Bearing
11/22/2007US20070269335 Low alloy steel and weld joint thereof excellent in corrosion resistance to hydrochloric acid and sulfuric acid
11/22/2007US20070267112 Cold-formed spring having high fatigue strength and high corrosion fatigue strength, steel for such spring, and method of manufacturing such spring
11/22/2007US20070267110 Method for making high-strength steel pipe, and pipe made by that method
11/22/2007US20070267107 Stable austenitic stainless steel for hydrogen storage vessels
11/22/2007US20070266822 Alloy flake for rare earth magnet, production method thereof, alloy powder for rare earth sintered magnet, rare earth sintered magnet, alloy powder for bonded magnet and bonded magnet
11/22/2007DE102006024358A1 Hochfeste, bei Raumtemperatur plastisch verformbare Formkörper aus Eisenlegierungen High-strength, ductile at room temperature molding of iron alloys
11/22/2007DE102006022375A1 Verfahren zur Stabilisierung der Methanproduktion in anaerob betriebenen Anlagen A process for the stabilization of methane production in anaerobically operated plants
11/22/2007CA2652821A1 Hot-rollled high strength steel sheet having excellent ductility, stretch-flangeability, and tensile fatigue properties and method for producing the same
11/21/2007EP1857564A2 High-Tensile steel sheet, steel sheet joining process and high-strength automotive part
11/21/2007EP1857563A1 Non-tempered steel soft nitrided component
11/21/2007EP1857562A1 Bake-hardening hot-rolled steel sheet with excellent workability and process for producing the same
11/21/2007EP1338359B1 Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet
11/21/2007CN101076612A Martensitic stainless steel pipe for oil well
11/21/2007CN101074472A Ultrahigh-strength and high-toughness welded cast steel
11/21/2007CN101074471A Low-alloy cast steel
11/21/2007CN101074470A High-tensile steel sheet, steel sheet joining process and high-strength automotive part
11/21/2007CN101074469A Forged (rolled) abrasive austenic permanganic steel and its manufacture
11/21/2007CN100350066C High toughness low carbon bainite thick steel plate and its production method
11/21/2007CN100350065C High tensile strength low carbon bainite thick steel plate and its production method
11/21/2007CN100350061C Method for making an abrasion resistant steel plate and plate obtained
11/21/2007CN100349691C Manufacture for casting low-alloy cold-working die steel and die steel thereby
11/20/2007US7297214 Machinability
11/20/2007US7297177 Cold work steel
11/20/2007CA2390004C Cold formed flat-rolled steel structural members
11/20/2007CA2295582C Ultra-high strength, weldable steels with excellent ultra-low temperature toughness
11/20/2007CA2207382C Ultra-high strength steels and method thereof
11/17/2007CA2550680A1 Method for making high-strength steel pipe, and pipe made by that method
11/15/2007WO2007129703A1 Stainless steel excellent in corrosion resistance, ferritic stainless steel excellent in crevice corrosion resistance and formability, and ferritic stainless steel excellent in crevice corrosion resistance
11/15/2007WO2007129676A1 Hot-pressed steel sheet member and process for production thereof
11/15/2007WO2007129651A1 Martensitic stainless steel with excellent non-rusting property for disk brake
11/15/2007WO2007129501A1 Bead wire having light weight and excellent drawability, method for production of the bead wire, and lightweight tire
11/15/2007US20070264374 Press machine and method for producing magnet
11/15/2007US20070264151 Methods And Systems For Removing Copper From Ferrous Scrap
11/15/2007US20070264150 Alloys having low coefficient of thermal expansion and methods of making same
11/15/2007US20070261767 Thermal spray coated work rolls for use in metal and metal alloy sheet manufacture
11/15/2007US20070261766 Rare earth magnet and method for production thereof
11/15/2007CA2777715A1 Ferritic stainless steel excellent in resistance to crevice corrosion
11/15/2007CA2776892A1 Ferritic stainless steel excellent in resistance to crevice corrosion and formability
11/15/2007CA2650469A1 Stainless steel excellent in corrosion resistance, ferritic stainless steel excellent in resistance to crevice corrosion and formability, and ferritic stainless steel excellent inresistance to crevice corrosion
11/14/2007EP1854902A1 Martensitic stainless steel excellent in machinability
11/14/2007EP1854901A1 Corrosion resistant alloy and components made therefrom
11/14/2007EP1854900A1 Steel excellent in resistance to sulfuric acid dew point corrosion
11/14/2007EP1854562A1 High-strength welded steel pipe excellent in hydrogen embrittlement cracking resistance of weld metal and process for producing the same
11/14/2007EP1534869B1 Very high mechanical strength steel and method for making a sheet thereof coated with zinc or zinc alloy
11/14/2007CN101072891A Low carbon free cutting steel
11/14/2007CN101070582A Austenite cold-forged stainless-steel and steel wire making method
11/14/2007CN101070581A Stainless-steel seamless steel-pipe perforation push head
11/14/2007CN101070580A Alloy tool steel in multi-type super-fine carbonates
11/14/2007CN101070579A Martensitic stainless steel seamless pipe and a manufacturing method thereof
11/14/2007CN101070561A Through-hole top-end heat-treatment processing process
11/14/2007CN100348875C Heat resistant drill screw
11/14/2007CN100348768C Steel for loader shovel tool blade and method for producing same
11/14/2007CN100348767C Strength of extension 750-795 MPa grade double-phase steel plate and mfg. method thereof
11/14/2007CN100348766C A cold-rolled steel sheet having a tensile strength of 780 MPa or more an excellent local formability and a suppressed increase in weld hardness
11/14/2007CN100348765C Technique for smelting mother liquor of stainless steel from electric furnace
11/14/2007CN100348764C Iron base sintered alloy, iron base sintered alloy member, method for production thereof, and oil pump rotor
11/14/2007CN100348739C Method for making an abrasion resistant steel plate and plate obtained
11/14/2007CN100348738C Method for making an abrasion resistant steel plate and plate obtained
11/14/2007CN100348737C Si-Ca-Ti-Fe alloy used for steelmaking desoxidant
11/13/2007US7294412 High-strength hop-dip galvanized steel sheet
11/13/2007US7294212 High-strength stainless steel material in the form of a wheel rim and method for manufacturing the same
11/13/2007CA2415573C High strength steel weld having improved resistance to cold cracking and a welding method
11/08/2007WO2007126383A1 A component for supercritical water oxidation plants, made of an austenitic stainless steel alloy
11/08/2007WO2007126005A1 Process for producing stainless-steel pipe
11/08/2007WO2007125968A1 Process for producing colloid of fine alloy particle
11/08/2007WO2007125571A1 Steel sheet with less weld buckling deformation, and process for producing the same
11/08/2007WO2007124996A1 Reaction vessel for the production of hydrogen sulphide
11/08/2007US20070259199 Oil pump
11/08/2007US20070258844 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
11/08/2007US20070258843 Metallic iron nuggets
11/08/2007US20070256767 Steel Wire for Cold Forging Having Excellent Low Temperature Impact Properties and Method of Producing the Same
11/08/2007US20070256765 High Strength Spring Steel, High Strength Springs and Manufacturing Method Thereof
11/08/2007CA2649607A1 Reaction vessel for the production of hydrogen sulphide
11/07/2007EP1852514A1 Method for producing extremely low carbon steel sheet and extremely low carbon cast piece having excellent surface characteristics, workability and formability
11/07/2007EP1852199A1 Mg-CONTAINING OXIDE COATED IRON POWDER
11/07/2007EP1851351A1 Austenitic stainless steel
11/07/2007EP1347069B1 High-strength spring steel and spring steel wire
11/07/2007EP0999288B1 Steel sheet for can and manufacturing method thereof