| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 02/06/2013 | EP2554700A1 Stainless steel foil and catalyst carrier for exhaust gas purification device using the foil |
| 02/06/2013 | EP2554699A1 Steel sheet with high tensile strength and superior ductility and method for producing same |
| 02/06/2013 | EP2554688A1 METHOD FOR PRODUCING HIGH-Si COLD ROLLED STEEL SHEET HAVING EXCELLENT CHEMICAL CONVERSION TREATABILITY |
| 02/06/2013 | EP2554687A1 Method for producing high-strength steel plate having superior deep drawing characteristics |
| 02/06/2013 | EP2554686A1 Method for producing harmonic drive gear base material |
| 02/06/2013 | EP2554329A1 Cutting method for steel for use in machine structure |
| 02/06/2013 | EP2553133A2 Steel, flat steel product, steel component and method for producing a steel component |
| 02/06/2013 | EP2553132A1 Steel product with improved weathering characteristics in saline environment |
| 02/06/2013 | CN102918611A Method for producing rare earth permanent magnets, and rare earth permanent magnets |
| 02/06/2013 | CN102918174A High-strength molten-zinc-plated steel sheet having excellent bendability and weldability, and process for production thereof |
| 02/06/2013 | CN102918173A High-strength hot-rolled steel plate exhibiting excellent stretch flangeability and fatigue resistance properties, and production method therefor |
| 02/06/2013 | CN102912255A Wear-resisting cast steel and preparation method thereof |
| 02/06/2013 | CN102912254A High temperature abrasion resistant guide plate and preparation method thereof |
| 02/06/2013 | CN102912253A High-frequency straight welded pipe and manufacturing method thereof |
| 02/06/2013 | CN102912252A Components of high-speed steel |
| 02/06/2013 | CN102912251A High strength microstress steel and production process thereof |
| 02/06/2013 | CN102912250A Economical low-yield-ratio steel for pipe fittings for oil and gas transmission and method for producing economical low-yield-ratio steel |
| 02/06/2013 | CN102912249A Electromagnetic stainless steel and manufacturing method thereof |
| 02/06/2013 | CN102912248A High-toughness wear resistant martensitic stainless steel and production method thereof |
| 02/06/2013 | CN102912247A Metal material for harmonic speed reducer |
| 02/06/2013 | CN102912246A High-manganese-steel composite material applied to bushing block of tapered crushing machine |
| 02/06/2013 | CN102912245A N80-grade electric resistance welding steel for oil casings and method for manufacturing N80-grade electric resistance welding steel |
| 02/06/2013 | CN102912244A 780MPa-grade tensile strength hot rolling double-phase steel plate and manufacture method thereof |
| 02/06/2013 | CN102912243A ERW-X80 hot rolling coiled plate and manufacture method thereof |
| 02/06/2013 | CN102912242A Low alloy steel |
| 02/06/2013 | CN102912241A Wear resistant and wearable die material |
| 02/06/2013 | CN102912240A Method for preparing high-boron wear resisting alloy through laser cladding |
| 02/06/2013 | CN102912239A High-temperature wear-resistant steel |
| 02/06/2013 | CN102912238A Electrothermal alloy |
| 02/06/2013 | CN102912237A High-strength anti-corrosion stainless steel and producing method thereof |
| 02/06/2013 | CN102912236A High-performance and abrasion-resistant hot work die steel and technology for manufacturing same |
| 02/06/2013 | CN102912235A Hot-rolled dual-phase steel in 590MPa tensile strength grade and method for manufacturing hot-rolled dual-phase steel |
| 02/06/2013 | CN102912234A Manufacturing method for strain ageing resistant E36 level large thickness ship plate steel |
| 02/06/2013 | CN102912233A Preparation method of high corrosion resistance iron alloy |
| 02/06/2013 | CN102912232A Ultra-deep-draw Ti-IF steel cold rolling and annealing process |
| 02/06/2013 | CN102912231A Production method for ultrahigh strength steel plate |
| 02/06/2013 | CN102912230A 690MPa-grade electric resistance welding petroleum sleeve and manufacture method thereof |
| 02/06/2013 | CN102912229A 390MPa-grade low-cost hot rolling structural steel plate and manufacture method thereof |
| 02/06/2013 | CN102912228A Economic-type pipe fitting steel with high strength and low yield ratio and production method thereof |
| 02/06/2013 | CN102912227A Soft tinning raw steel plate and manufacture method thereof |
| 02/06/2013 | CN102912226A Secondary work brittleness resistant DC06 automotive steel and production method thereof |
| 02/06/2013 | CN102912225A Method for improving hardenability of 40MnBH steel for hardenability maintenance structure |
| 02/06/2013 | CN102912224A Production method for low-alloy medium-thickness steel plate |
| 02/06/2013 | CN102912223A Production method for low-alloy medium-thick steel sheet |
| 02/06/2013 | CN102912222A 18MND5 low-alloy structural steel for nuclear power and technical control method for 18MND5 low-alloy structural steel |
| 02/06/2013 | CN102912221A Large-thickness structural steel plate for high-rise building and production method thereof |
| 02/06/2013 | CN102912220A Composition design and preparation method of J55-level expansion pipe adopted in petroleum and natural gas drilling |
| 02/06/2013 | CN102912219A High-strength plastic accumulation TRIP (Transformation-Induced Plasticity) steel plate and preparation method thereof |
| 02/06/2013 | CN102912218A Tinned raw-steel plate with excellent stamping property and method for manufacturing tinned raw-steel plate |
| 02/06/2013 | CN102912217A Method for preventing copper-containing steel from cracking |
| 02/06/2013 | CN102912216A Composition for manufacturing spring seat of motorcycle |
| 02/06/2013 | CN102912215A Metallurgical roller |
| 02/06/2013 | CN102912209A Process for producing bead ferronickel by rotary hearth furnace through coal-based reduction of red soil nickel oxide ores |
| 02/06/2013 | CN102912173A Wear-resistant part, and ceramic-metal composite material and preparation method thereof |
| 02/06/2013 | CN102912158A Method for smelting ferrovanadium by fine vanadium slag |
| 02/06/2013 | CN102912101A Production process of 65 Mn spring steel wire rod and 65 Mn spring steel wire rod |
| 02/06/2013 | CN102909384A Preparation method of neodymium iron boron alloy powder |
| 02/06/2013 | CN102909374A Method for preparing mould punching sliding sleeve |
| 02/06/2013 | CN102909373A Method for preparing mould punching ejector rod |
| 02/06/2013 | CN102909372A Manufacturing method for valve plate of compressor |
| 02/06/2013 | CN102909363A Iron-base alloy compound material, preparation method thereof and method for disposing petroleum drilling wastewater |
| 02/06/2013 | CN102909111A Rotor for conical refiner and manufacturing method of rotor |
| 02/06/2013 | CN102586701B Iron alloy material and balance block manufactured by iron alloy material |
| 02/06/2013 | CN102383044B Multicomponent high speed steel used for preparing roller |
| 02/06/2013 | CN102350497B High-compressibility water atomization iron powder and preparation method thereof |
| 02/06/2013 | CN102321843B Galvanized steel for communication tower and production method thereof |
| 02/06/2013 | CN102260832B Antibacterial stainless steel composite steel plate and its manufacturing method |
| 02/06/2013 | CN102199720B Low carbon steel sheet with yield strength over 400MPa and manufacturing method thereof |
| 02/06/2013 | CN102191434B Thick steel plate with great large line energy and low temperature toughness |
| 02/06/2013 | CN102134681B Steel for saw blade substrate and manufacturing method thereof |
| 02/06/2013 | CN102080193B Structural steel for welding with ultra-great heat input and manufacturing method thereof |
| 02/06/2013 | CN102021499B Method for manufacturing high-strength pipe steel |
| 02/06/2013 | CN102021472B Production method for continuous annealing process high strength and plasticity automobile steel plate |
| 02/06/2013 | CN101984123B Preparation method of stainless steel coach plate for high-speed train |
| 02/06/2013 | CN101939458B High-strength hot-rolled steel sheet and process for production thereof |
| 02/06/2013 | CN101352946B Hot-dip aluminizing zincium steel plate/belt for deep drawing and method for producing the same |
| 02/05/2013 | CA2680623C Steel for tool-less hot forming or quenching with improved ductility |
| 02/05/2013 | CA2667534C Seamless steel tube for an airbag accumulator and a process for its manufacture |
| 01/31/2013 | WO2013015428A1 High-strength cold-rolled steel sheet with excellent stretch flangeability and precision punchability, and process for producing same |
| 01/31/2013 | WO2013015085A1 Induction hardening steel and crank shaft manufactured by using same |
| 01/31/2013 | WO2013014512A1 Hot-formed previously welded steel part with very high mechanical resistance, and production method |
| 01/31/2013 | WO2013014481A1 Hot-formed previously welded steel part with very high mechanical resistance, and production method |
| 01/31/2013 | WO2013014280A1 Steel, component and method for producing steel |
| 01/31/2013 | WO2013014279A1 Component and method for producing the component |
| 01/31/2013 | WO2012164579A4 Bainitic steel of high strength and high elongation and method to manufacture said bainitic steel |
| 01/31/2013 | US20130028782 Welding metal having excellent low-temperature toughness and drop-weight characteristics |
| 01/31/2013 | US20130025747 Steel for induction hardening, roughly shaped material for induction hardening, producing method thereof, and induction hardening steel part |
| 01/31/2013 | US20130025270 Austenitic heat-resisting cast steel and exhaust manifold using the same |
| 01/31/2013 | DE102011110633A1 Verfahren zum Aufbringen einer Schutzschicht zum Schutz vor Schlagbeanspruchungen A method of applying a protective coating to protect against impact loads |
| 01/31/2013 | DE102011108853A1 Connecting two metal pipes made of simple steel, which exhibits high-quality coating on one side, which is to be protected from corrosion, comprises e.g. applying two of high grade material in or on side of tubes ends to be protected |
| 01/31/2013 | DE102011108807A1 Verfahren zum Herstellen einer Komponente einer Schließvorrichtung A method of manufacturing a component of a closing device |
| 01/31/2013 | DE102011089310A1 Austenitischer wärmebeständiger Gussstahl und Abgaskrümmer, für den dieser verwendet wird Austenitic heat-resistant cast steel exhaust manifold for which it is used |
| 01/31/2013 | DE102011079955A1 Stahl, Bauteil und Verfahren zum Herstellen von Stahl Steel component and process for producing steel |
| 01/31/2013 | DE102011079954A1 Bauteil und Verfahren zum Herstellen des Bauteils Component and method for manufacturing the component |
| 01/31/2013 | DE102005027258B4 Hochkohlenstoffhaltiger Stahl mit Superplastizität High carbon steel with superplasticity |
| 01/31/2013 | CA2843186A1 High-strength cold-rolled steel sheet having excellent stretch flangeability and precision punchability and manufacturing method thereof |
| 01/31/2013 | CA2843169A1 Hot-formed previously welded steel part with very high mechanical resistance, and production method |
| 01/30/2013 | EP2551560A1 Piston ring |
| 01/30/2013 | EP2551367A1 Prehardened steel for mold for plastic molding |
| 01/30/2013 | EP2551366A1 High-strength electrical-resistance-welded steel pipe and manufacturing method therefor |