Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120)
10/2013
10/08/2013US8551397 Process for manufacturing steel blanks
10/08/2013US8551396 Hydrogen storage material with intermediate bond strength and process for making the same
10/03/2013WO2013148674A2 Abrasion and corrosion resistant alloy and hardfacing/cladding applications
10/03/2013WO2013147407A1 (100)[ovw] non-oriented electrical steel sheet with excellent magnetic property and manufacturing method thereof
10/03/2013WO2013147259A1 Gear having excellent seizing resistance
10/03/2013WO2013147258A1 Gear having excellent seizing resistance
10/03/2013WO2013147228A1 Manufacturing method for hot press-molded steel member, and hot press-molded steel member
10/03/2013WO2013147197A1 High-strength steel pipe for line pipe having excellent hydrogen-induced cracking resistance, high-strength steel pipe for line pipe using same, and method for manufacturing same
10/03/2013WO2013147098A1 Hot-dip galvanized steel sheet for press forming with excellent cold workability, in-mold hardenability, and surface property, and process for producing same
10/03/2013WO2013147035A1 Tailored blank for hot stamping, hot-stamped member, and processes for producing same
10/03/2013WO2013147027A1 Heat-resistant austenitic stainless steel sheet
10/03/2013WO2013146960A1 Motor rotor support and manufacturing method therefor
10/03/2013WO2013146959A1 Motor rotor support and manufacturing method therefor
10/03/2013WO2013146958A1 Motor rotor support and method for manufacturing same
10/03/2013WO2013146957A1 Motor rotor support and method for manufacturing same
10/03/2013WO2013146887A1 Steel plate for rotor cores for ipm motors, and method for producing same
10/03/2013WO2013146886A1 Method for producing steel plate for rotor cores for ipm motors
10/03/2013WO2013146880A1 Steel material for friction welding, and method for producing same
10/03/2013WO2013146879A1 Non-oriented electromagnetic steel sheet and method for producing same
10/03/2013WO2013146876A1 High-strength stainless steel wire having excellent heat deformation resistance, high-strength spring, and method for manufacturing same
10/03/2013WO2013146860A1 Process for producing welded joint, and welded joint
10/03/2013WO2013146815A1 Heat-resistant cold rolled ferritic stainless steel sheet, hot rolled ferritic stainless steel sheet for cold rolling raw material, and methods for producing same
10/03/2013WO2013146781A1 NdFeB-BASED SINTERED MAGNET
10/03/2013WO2013146689A1 Method for producing mold steel, mold steel, method of producing pre-hardened mold material, and pre-hardened mold material
10/03/2013WO2013146676A1 Wire rod and steel wire using same
10/03/2013WO2013146675A1 Steel wire rod with excellent shavability for high-strength spring, and high-strength spring
10/03/2013WO2013146606A1 High-strength hot-dip galvanized steel sheet and high-strength alloyed hot-dip galvanized steel sheet having excellent bending workability and minimal strength difference between center part and end parts in sheet width direction, and method for manufacturing same
10/03/2013WO2013146309A1 Forging method and mold for forging
10/03/2013WO2013146217A1 Sintered member, pinion gear for starter, and method for manufacturing both
10/03/2013WO2013146214A1 Steel for spring and method for producing same, and spring
10/03/2013WO2013146148A1 High-strength cold-rolled steel sheet, high-strength galvanized steel sheet and high-strength galvannealed steel sheet, having excellent formability and shape fixability, and processes for manufacturing same
10/03/2013WO2013146124A1 Bearing steel material having superior rolling fatigue characteristics and a method for producing same
10/03/2013WO2013146123A1 Bearing steel material having superior cold-workability and method for producing same
10/03/2013WO2013146087A1 Method for manufacturing high-strength cold-rolled steel with outstanding workability
10/03/2013WO2013146073A1 Process for producing sintered r-t-b magnet
10/03/2013WO2013146046A1 Stainless steel for oil wells and stainless steel pipe for oil wells
10/03/2013WO2013146034A1 Cr-CONTAINING AUSTENITIC ALLOY AND METHOD FOR PRODUCING SAME
10/03/2013WO2013145868A1 Boron-added high strength bolt steel having excellent delayed fracture resistance and high strength bolt
10/03/2013WO2013145784A1 Method for manufacturing oriented magnetic steel sheet
10/03/2013WO2013145771A1 Low yield ratio high-strength steel plate having superior strain aging resistance, production method therefor, and high-strength welded steel pipe using same
10/03/2013WO2013145770A1 Low yield ratio high-strength steel plate having superior strain aging resistance, production method therefor, and high-strength welded steel pipe using same
10/03/2013WO2013145583A1 Method for heat-treating metal pipes, metal pipe, and heat treatment furnace
10/03/2013WO2013144377A1 High strength cold rolled steel sheet and method of producing such steel sheet
10/03/2013WO2013144376A1 High strength cold rolled steel sheet and method of producing such steel sheet
10/03/2013WO2013144373A1 High strength cold rolled steel sheet and method of producing such steel sheet
10/03/2013WO2013143022A1 Unoriented silicon steel and method for manufacturing same
10/03/2013US20130260177 Abrasion and corrosion resistant alloy and hardfacing/cladding applications
10/03/2013US20130260164 Steel plate with excellent hydrogen induced cracking resistance, and manufacturing method of the same
10/03/2013US20130259734 Highly formable high-strength steel sheet, warm working method, and warm-worked automobile part
10/02/2013EP2644751A1 Steel sheet for hot pressing and method for producing hot-pressed member using steel sheet for hot pressing
10/02/2013EP2644735A1 Electron-beam welded joint, steel material for electron-beam welding, and manufacturing method therefor
10/02/2013EP2644734A1 Nickel-free stainless steel stent
10/02/2013EP2644733A1 Electron-beam welded joint, steel material for electron-beam welding, and manufacturing method therefor
10/02/2013EP2644732A1 Electron-beam welded joint, steel material for electron-beam welding, and manufacturing method therefor
10/02/2013EP2644731A1 Electron-beam welded joint, steel material for electron-beam welding, and manufacturing method therefor
10/02/2013EP2644730A1 Electron beam welded joint, steel material for electron beam welding, and manufacturing method thereof
10/02/2013EP2644729A2 Steel plate with excellent hydrogen induced cracking resistance, and manufacturing method of the same
10/02/2013EP2644717A2 Raw material for plastic molds or plastic mold
10/02/2013EP2644716A1 Method for producing directional electromagnetic steel sheet
10/02/2013EP2643492A2 Energy-storing container made of lightweight steel
10/02/2013EP2643488A1 Method for heat-treating high-strength iron alloys
10/02/2013DE112011104685T5 Gleitlager und mit diesem versehene Baumaschine Bearings and provided with this machinery
10/02/2013DE112011104680T5 Feder mit hervorragender Korrosionsschwingfestigkeit Spring with excellent corrosion fatigue strength
10/02/2013DE112011103972T5 Abriebfester Stahl, Verfahren zur Herstellung eines abriebfesten Stahls und daraus hergestellter Artikel An abrasion resistant steel, process for producing an abrasion resistant steel and derived products
10/02/2013DE102012113184A1 Sinterlegierung für Ventilsitze und Herstellverfahren von Auslassventilsitzen unter Verwendung derselben Sintered alloy for valve seats and manufacturing of exhaust valve seats using the same
10/02/2013CN203223267U 发动机排气门 Engine exhaust valve
10/02/2013CN103339280A High-strength cold-rolled steel sheet having excellent processability and high yield ratio, and method for producing same
10/02/2013CN103339279A Process for manufacturing high manganese content steel with high mechanical resistance and formability, and steel so obtainable
10/02/2013CN103339278A Steel for carburizing or carbonitriding applications
10/02/2013CN103339277A Method for producing r-t-b system sintered magnet
10/02/2013CN103338894A Weld metal having excellent sensitivity to hydrogen embrittlement resistance
10/02/2013CN103334064A Low yield ratio chromium-molybdenum steel plate and production method thereof
10/02/2013CN103334063A Cobalt-free high-strength maraging stainless steel
10/02/2013CN103334062A Novel precipitation hardening plastic die steel and processing technology thereof
10/02/2013CN103334061A Die-casting die steel with high heat conductivity and large section and preparation and heat treatment method thereof
10/02/2013CN103334060A Graphite tool steel used for metal calendaring and manufacturing method of graphite tool steel
10/02/2013CN103334059A Passivated alloy grinding and cleaning steel shot and preparation method thereof
10/02/2013CN103334058A Production process of deformed steel bar wire rod for high-speed rail
10/02/2013CN103334057A Hot-rolled martensite steel and production method thereof
10/02/2013CN103334056A High-Cr ferritic heat-resistant steel used for thermal power boiler tube and applications thereof
10/02/2013CN103334055A Pipeline steel with resistance against carbon dioxide and hydrogen sulfide corrosion and preparation method thereof
10/02/2013CN103334054A Economical aluminium-containing hot extrusion mold steel and preparation, heat treatment and surface treatment method thereof
10/02/2013CN103334053A High-strength steel tube for low-temperature use with superior buckling resistance and toughness in weld heat-affected areas, and manufacturing method for same
10/02/2013CN103334052A High-thermal conductivity high-abrasion resistance hot stamping die steel and preparation method thereof
10/02/2013CN103334051A Hot rolling H-shape steel with Z-direction property for building and production method thereof
10/02/2013CN103334050A Process utilizing sheet billet continuous casting to manufacture low aluminum silicon calm carbon structural steel
10/02/2013CN103334049A High carbon hard wire rod production method
10/02/2013CN103334044A Hydrogen storage type ferrotitanium alloy material
10/02/2013CN102703665B Preparation method of nano-structure strip martensitic ultra-high-strength steel plate
10/02/2013CN102597322B Hot-pressed member and process for producing same
10/02/2013CN102505093B Solid expansion tube steel for open hole completion of oil and gas well and manufacturing method thereof
10/02/2013CN102362001B High-strength and high-ductility steel for spring, method for producing same, and spring
10/02/2013CN102282279B Method for producing R-T-B sintered magnet
10/02/2013CN102191427B Optimized method and process for applying hotwork die steel onto aluminum hub die
10/02/2013CN101326300B Hot-dip zinc-coated steel sheets and process for production thereof
09/2013
09/30/2013CA2810643A1 Primary material for plastic molds or plastic mold
09/26/2013WO2013141030A1 Cast product having alumina barrier layer, and method for manufacturing same
09/26/2013WO2013140869A1 Steel material for nitriding, and nitriding component
09/26/2013WO2013140850A1 Metallic material for electronic component, connector terminal obtained using same, connector, and electronic component
09/26/2013WO2013140762A1 Composite magnetic material and method for manufacturing same
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