Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
08/2010
08/05/2010CA2750890A1 High strength galvanized steel sheet and method for manufacturing the same
08/05/2010CA2750291A1 Thick-walled high-strength hot rolled steel sheet having excellent hydrogen induced cracking resistance and manufacturing method thereof
08/05/2010CA2749409A1 Thick high-tensile-strength hot-rolled steel sheet with excellent low-temperature toughness and manufacturing method thereof
08/04/2010EP2213485A1 Bead cord for a pneumatic tire
08/04/2010EP2212253A1 Producing nickel hydroxide suitable for pelletization with iron-containing ore and for stainless steel manufacture
08/04/2010CN101796208A Al-plated steel sheet for exhaust gas passageway members of motorcycles and members
08/04/2010CN101796207A Thin strip of amorphous alloy, nanocrystal soft magnetic alloy, and magnetic core
08/04/2010CN101792889A Medium-carbon multi-alloying wear-resistant hot rolling round steel and production method thereof
08/04/2010CN101792888A High-strength weathering steel and method for producing same
08/04/2010CN101792887A Use of a chromium-containing stainless steel alloy in the production of the magnetic armature, of the magnetic core or of both elements of a manual opening magnetic unit actuated by a thermocouple or equivalent element
08/04/2010CN101792886A Steel for mold for plastic molding and mold for plastic molding
08/04/2010CN101792885A Hot-rolled round steel for high carbon manganese and chrome grinding ball and method for producing same
08/04/2010CN101792884A Steel with underrelaxation and hydrogen corrosion resistance for high-speed railway prestressed pull rod and production method thereof
08/04/2010CN101792883A Method for producing 8CrV2 hot-rolled sheet steel
08/04/2010CN101792882A Production method of boracic hot-rolled coil plates with low yield ratio
08/04/2010CN101332515B Preparation method of fibrous iron-nickel alloy powder
08/04/2010CN101314832B Iron alloy material, semiconductor lead frame made of iron alloy material and method of manufacturing the same
08/04/2010CN101274369B Copper-base alloy/iron-base martensite alloy composite powder and method of preparing the same
08/04/2010CN101215671B Material capable of resisting zinc solution corrosive wear and manufacturing method thereof
08/04/2010CN101115850B Novel fe-al alloy and method for producing same
08/03/2010US7767039 Martensitic stainless steel
08/03/2010US7767038 excellent mechanical properties and corrosion resistance property; high strength, tensile strength, ductility and hardness; reducing cost
08/03/2010US7767037 containing a martensite phase as a primary phase and a ferrite phase, or further containing an austenite phase; heat resistance to high temperature; chemical resistant to CO2, chloride ions
08/03/2010US7767036 Containing iron, aluminum, carbon, silicon, manganese, pphosphorus and sulfur; hardness
08/03/2010CA2537018C Cutting tool
08/03/2010CA2500518C High strength seamless steel pipe excellent in hydrogen-induced cracking resistance and its production method
08/03/2010CA2395825C Elongated element and steel for percussive rock drilling
07/2010
07/29/2010WO2010084900A1 Iron-based soft magnetic alloy and dust core comprising the iron-based soft magnetic alloy
07/29/2010WO2010084888A1 Soft magnetic alloy thin strip, method for producing same, and magnetic component having soft magnetic alloy thin strip
07/29/2010WO2010084847A1 Non-oriented electromagnetic steel sheet
07/29/2010WO2010083831A1 A movable wall member in form of an exhaust valve spindle or a piston for an internal combustion engine, and a method of manufacturing such a member
07/29/2010US20100189592 Process for Setting the Thermal Conductivity of a Steel, Tool Steel, in Particular Hot-Work Steel, and Steel Object
07/29/2010US20100189591 Steel for producing machine components formed from solid stock
07/29/2010US20100189590 Maraging steel and maraging steel for metallic belt
07/29/2010US20100189589 Sports gear apparatus made from cr-mn-n austenitic stainless steel
07/29/2010US20100189588 Iron-based corrosion resistant wear resistant alloy and deposit welding material for obtaining the alloy
07/29/2010US20100186857 Internal high hardness type pearlitic rail with excellent wear resistance, rolling contact fatigue resistance, and delayed fracture property and method for producing same
07/29/2010US20100186856 High strength thin cast strip product and method for making the same
07/29/2010US20100186855 Steel and processing method for the manufacture of high strength, fracture-splittable machinery components
07/29/2010DE10155574B4 Stufenlos verstellbares Toroidgetriebe A toroidal continuously variable
07/28/2010EP2211099A1 Use of chromium-based stainless steel for manufacturing a domestic use and manual opening magnetic unit actuated by thermocouple or equvalent element
07/28/2010EP2211050A1 Process for production of common rails and partially strengthened common rails
07/28/2010EP2210965A1 An ultra-thin flexible tube made of an alloy and the manufacture process thereof
07/28/2010EP2209926A1 Complex metallographic structured steel and method of manufacturing same
07/28/2010EP2209924A1 Biocompatible material made of stainless steel having a martensitic surface layer
07/28/2010CN1996690B An energy-saving vibration prevention hammer
07/28/2010CN101790599A Solution for treatment of insulating coating film for oriented electromagnetic steel sheet, and method for production of oriented electromagnetic steel sheet having insulating coating film thereon
07/28/2010CN101790595A Turbine rotor and process for production of turbine rotor
07/28/2010CN101787887A Pick having bimetal structure and preparation method thereof
07/28/2010CN101787497A Prepared furnace charge and processing technology thereof
07/28/2010CN101787496A Wear resistant cast steel and preparation method thereof
07/28/2010CN101787495A Ferritic stainless steel and steel sheet for heat pipes, and heat pipe and high-temperature exhaust heat recovery system
07/28/2010CN101787494A Dispersed particle-strengthened medium manganese steel and preparation method thereof
07/28/2010CN101787493A Novel high-strength, fatigue-resistant and non-decarburized alloy spring steel and preparation method of steel wire thereof
07/28/2010CN101787492A Manufacturing method of high quality and large size mandril blank
07/28/2010CN101787491A Drahtstahl for high strength fastening piece and production method thereof
07/28/2010CN101787490A Micro-alloyed steel Q345R
07/28/2010CN101787489A Easy-welding low-carbon bainitic steel and manufacturing method thereof
07/28/2010CN101787488A Steel material of a welding heat effect part with excellent toughness
07/28/2010CN101787487A Tough hot rolled steel strip for containers and manufacturing method thereof
07/28/2010CN101787486A Baking-aging resistant colored steel plate/strip and manufacturing method thereof
07/28/2010CN101787485A Sea water corrosion-resistant steel with low cost
07/28/2010CN101787484A Low-silicon cold rolled precision strip steel for copper-lead bearing steel back and production method thereof
07/28/2010CN101787420A Large-size mandril structure property control method
07/28/2010CN101358272B Method for preparing high grade non-oriented electrical steel adding rare earth cerium
07/28/2010CN101186960B Method for producing wear-resisting hot-rolling steel plate by using furnace rolling machine and steel plate prepared by the same method
07/28/2010CN101130847B Diphasic steel plate by continuous casting and rolling middle bar strip and manufacturing method thereof
07/27/2010US7763124 consists of 0.7 to 1.1% carbon, 0.2 to 2.0% siliconi, 0.4 to 2.5% manganese, 1.6 to 4.0% chromium, 0.1-0.5% molybdenum, 0.010 to 0.050% aluminum, and balance iron; is treated by quenching and tempering, has residual cementite and prior-austenite grains; bearings
07/27/2010US7763123 Spring produced by a process comprising coiling a hard drawn steel wire excellent in fatigue strength and resistance to setting
07/27/2010CA2254584C Non-ridging ferritic chromium alloyed steel
07/22/2010WO2010082685A1 Steel for surface hardening for machine structural use, and component for machine structural use
07/22/2010WO2010082597A1 Outer member of constant speed universal joint
07/22/2010WO2010082492A1 Method for producing r-t-b sintered magnet
07/22/2010WO2010082486A1 Process for producing composite magnetic material, dust core formed from same, and process for producing dust core
07/22/2010WO2010082481A1 Case hardening steel, carburized component, and method for producing case hardening steel
07/22/2010WO2010082454A1 Steel for high-frequency hardening
07/22/2010WO2010082395A1 Process for production of duplex stainless steel pipe
07/22/2010WO2010082361A1 Steel for weld construction having excellent high-temperature strength and low-temperature toughness and process for producing the steel
07/22/2010US20100183473 Martensite type hot forging use non heat-treated steel and hot forged non heat-treated steel part
07/22/2010US20100183472 High strength steel sheet excellent in bending workability and fatigue strength
07/22/2010US20100180990 Impact beam comprising precipitation hardenable stainless steel
07/22/2010DE102006062782B4 Eisen-Nickel-Legierung mit hoher Duktilität und geringem Ausdehnungskoeffizienten Iron-nickel alloy having a high ductility and low coefficient of expansion
07/22/2010DE10065737B4 Verfahren zum Herstellen eines Kegelrads A method for manufacturing a bevel gear
07/21/2010EP2208804A1 Steel, in particular for bearings and mechanical elements suitable for carburisation or carbonitridation, and parts made using this steel
07/21/2010EP2208803A1 High-tensile, cold formable steel, steel flat product, method for producing a steel flat product and use of a steel flat product
07/21/2010EP2208800A1 Method of forming a wire from a powder and a metal strip
07/21/2010EP2208799A1 Steel for steel pipes excellent in sour resistance and process for manufacturing the same
07/21/2010CN1890758B Fuel element for a fast neutron reactor (variants) and a cladding for the production thereof
07/21/2010CN1809648B Steel product excellent in characteristics of resistance to fatigue crack extension and method for production thereof
07/21/2010CN101784688A Method for producing steel sheets having high resistance and ductility characteristics, and sheets thus obtained
07/21/2010CN101784687A Austenitic stainless steel
07/21/2010CN101784686A Ferritic stainless steel plate excellent in punchability and process for production of the same
07/21/2010CN101784681A Secondary-hardening gear steel
07/21/2010CN101784680A Steel for steel pipes excellent in sour resistance and process for manufacturing the same
07/21/2010CN101781743A Seamless steel tube for ultra supercritical boiler and manufacturing method thereof
07/21/2010CN101781742A Medium-thickness ship plate steel with ultrahigh intensity and low-temperature impact toughness and manufacturing method thereof
07/21/2010CN101781741A Nickel-saving alloy material for gas valve
07/21/2010CN101781740A Nonmagnetic corrosion-resistant stainless steel
07/21/2010CN101781739A Automobile cold-rolled dual-phase steel with tensile strength of 500 MPa
07/21/2010CN101781738A Method for producing long-life die casting die material