| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 12/10/2014 | CN102837165B 大功率采煤机末级传动齿轮的制造方法 Manufacturing method of high-power shearer final drive gear |
| 12/10/2014 | CN102703669B 棒磨机中所用研磨棒的生产方法 The rod mill grinding rod production method |
| 12/10/2014 | CN102575311B 矿渣层下再熔后的马氏体不锈钢的热处理 Martensite under slag remelting layer of stainless steel after heat treatment |
| 12/10/2014 | CN102534359B 涂膜附着性、加工性及耐氢脆化特性优异的高强度冷轧钢板和机动车用钢零件 Coating film adhesion, workability, and hydrogen embrittlement resistance of high strength cold rolled steel sheet excellent in steel parts and motor vehicle |
| 12/10/2014 | CN102483306B 改进的工件输送架 Improved work conveyance rack |
| 12/10/2014 | CN102482726B 轧机的感应炉的控制和／或调节方法，轧机的控制和／或调节装置和用于轧制轧件的轧机 Rolling mill induction furnace control and / or adjustment method, the rolling mill control and / or regulating means and means for rolling a member |
| 12/10/2014 | CN102449178B 成形性优良的热轧钢板的制造方法 Method for producing a hot rolled steel sheet having excellent formability of |
| 12/09/2014 | US8906516 Galvannealed steel sheet having high corrosion resistance after painting |
| 12/04/2014 | US20140353887 Metallurgical heat treating system with heat recovery |
| 12/02/2014 | US8900511 High-strength nonmagnetic stainless steel, and high-strength nonmagnetic stainless steel part and process for producing the same |
| 12/02/2014 | US8900509 Charging frame and quenching device having a charging frame |
| 12/02/2014 | US8900384 Method for heat-treating metal tubes or pipes for nuclear power plant |
| 12/02/2014 | US8900383 Method of producing a high tenacity metal wire material |
| 12/02/2014 | US8900382 Hot worked steel and tool made therewith |
| 12/02/2014 | US8900381 Spring steel and spring superior in fatigue properties |
| 12/02/2014 | US8900380 Low-chromium stainless steel excellent in corrosion resistance of weld |
| 12/02/2014 | US8900378 Structural material |
| 12/02/2014 | US8899665 Strength member for an automobile body, front side member, and side structure for an automobile body |
| 11/27/2014 | US20140350746 Method and Apparatus for Controlling the Strip Temperature of the Rapid Cooling Section of a Continuous Annealing Line |
| 11/27/2014 | US20140348454 Bearing part, rolling bearing, and methods of manufacturing them |
| 11/27/2014 | US20140345757 Method and device for partially hardening sheet metal components |
| 11/27/2014 | US20140345753 System and method for hot-forming blanks |
| 11/27/2014 | US20140345353 Centrifugally cast composite roll for hot rolling and its production method |
| 11/25/2014 | US8894779 Bearing steel being excellent both in post spheroidizing-annealing workability and in post quenching-tempering hydrogen fatigue resistance property |
| 11/25/2014 | US8894778 Carburized and high-frequency hardened part having high strength |
| 11/25/2014 | US8893402 Method for controlling a protective gas atmosphere in a protective gas chamber for the treatment of a metal strip |
| 11/18/2014 | US8889264 Hot dip plated high strength steel sheet for press forming use superior in low temperature toughness |
| 11/18/2014 | US8888934 Method for producing a formed steel part having a predominantly ferritic-bainitic structure |
| 11/18/2014 | US8888933 High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets |
| 11/18/2014 | US8888838 Endoprosthesis containing multi-phase ferrous steel |
| 11/13/2014 | US20140334106 Bulk amorphous alloy heat sink |
| 11/13/2014 | US20140333015 Bell-type furnace with a heat dispensing device positioned within a protective hood, in particular fed by an energy source external to the furnace chamber, for dispensing heat to annealing gas |
| 11/13/2014 | US20140332117 High-mn austenitic stainless steel and a producing method of high-mn austenitic stainless steel sheet |
| 11/11/2014 | US8883306 Cold drawn low carbon steel filament and method of manufacturing said filament |
| 11/11/2014 | US8882942 Ni-added steel plate and method of manufacturing the same |
| 11/11/2014 | US8882937 Steel material composition for producing piston rings and cylinder sleeves |
| 11/06/2014 | US20140327195 Rotating vacuum heat treatment equipment |
| 11/06/2014 | US20140326365 Nitrocarburized crankshaft and method of manufacturing the same |
| 11/04/2014 | US8877120 Device for heat-treating sheet metal strips |
| 11/04/2014 | US8876990 Thermo-mechanical process to enhance the quality of grain boundary networks |
| 11/04/2014 | US8876986 Cold-rolled steel sheet |
| 11/04/2014 | US8876451 High-strength bolt |
| 10/30/2014 | US20140318351 Annealing system for cartridge casings |
| 10/28/2014 | US8871042 Heat treatment apparatus and a method of using such apparatus |
| 10/28/2014 | US8871040 High ballistic strength martensitic armour steel alloy |
| 10/28/2014 | US8871039 Thick welded steel pipe excellent in low temperature toughness, manufacturing method of thick welded steel pipe excellent in low temperature toughness, and steel plate for manufacturing thick welded steel pipe |
| 10/28/2014 | US8871035 Process for the production of grain-oriented magnetic sheet starting from thin slab |
| 10/21/2014 | US8866046 Energization heating method and energization heating device |
| 10/21/2014 | US8866042 Welding method and component |
| 10/21/2014 | US8865058 Heat treatment furnace |
| 10/21/2014 | US8864920 High strength wire rod excellent in drawability and method of producing same |
| 10/21/2014 | US8864869 Hearth roll in a continuous annealing furnace and its production method |
| 10/16/2014 | US20140306389 Compression coil spring and method for producing same |
| 10/16/2014 | US20140305552 Method for heat-treating ring-shaped member and method for producing ring-shaped member |
| 10/14/2014 | US8858866 Cooling tank for rails |
| 10/14/2014 | US8858740 Method for heat-treating metal tubes or pipes for nuclear power plant |
| 10/14/2014 | US8858739 Process for continuous production of ductile microwires from glass forming systems |
| 10/09/2014 | WO2014162997A1 Method for producing steel for blades |
| 10/09/2014 | WO2014162996A1 Steel for blades and method for producing same |
| 10/09/2014 | WO2014162984A1 Hot-stamp-molded article, cold-rolled steel sheet, and method for manufacturing hot-stamp-molded article |
| 10/09/2014 | WO2014162677A1 Steel sheet for nitriding and production method therefor |
| 10/09/2014 | WO2014162661A1 Cold-rolled steel sheet and manufacturing method therefor |
| 10/09/2014 | WO2014161650A1 Device and method for the treatment of components |
| 10/08/2014 | EP2787097A1 Ferritic stainless steel |
| 10/08/2014 | EP2787096A1 Ferritic stainless steel |
| 10/08/2014 | EP2787089A1 Method and device for processing containers |
| 10/08/2014 | EP2787088A2 Method for producing a high strength non-grain-oriented electrical strip, electrical strip and its use |
| 10/08/2014 | EP2786813A1 Tool for piercing mill |
| 10/08/2014 | EP2785490A1 Method for the cohesive connection of two components using integrally formed portions for manipulating said components |
| 10/08/2014 | EP2785487A2 Method of welding structural steel and welded steel structure |
| 10/08/2014 | EP2785479A1 Corrosion-resistant screw, use of a screw of this type in a corrosive environment, and method for producing a screw of this type |
| 10/07/2014 | US8852367 Method of production of high-strength hollow bodies from multiphase martensitic steels |
| 10/07/2014 | US8852366 Method for producing steel pipe with excellent expandability |
| 10/07/2014 | US8852362 Austenitic stainless steel pipe excellent in steam oxidation resistance and manufacturing method therefor |
| 10/07/2014 | US8852360 High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and ductility |
| 10/02/2014 | WO2014157823A1 Steel sheet and manufacturing method therefor |
| 10/02/2014 | WO2014157822A1 Steel sheet and method for producing same |
| 10/02/2014 | WO2014157578A1 Ferritic stainless steel with excellent surface corrosion resistance after polishing, and process for producing same |
| 10/02/2014 | WO2014157252A1 Pearlite rail and method for manufacturing pearlite rail |
| 10/02/2014 | WO2014157203A1 Soft magnetic component steel material having excellent pickling properties, soft magnetic component having excellent corrosion resistance and magnetic properties, and production method therefor |
| 10/02/2014 | WO2014157198A1 Rail manufacturing method and manufacturing equipment |
| 10/02/2014 | WO2014157155A1 Hot-dip galvanized steel plate with excellent coating adhesion and process for producing same |
| 10/02/2014 | WO2014157146A1 Austenitic stainless steel sheet and method for manufacturing high-strength steel material using same |
| 10/02/2014 | WO2014157142A1 Steel wire rod for high-strength spring having excellent drawability into wire and excellent post-drawing bendability, process for manufacturing same, high-strength spring, and production process therefor |
| 10/02/2014 | WO2014157104A1 Ferritic stainless steel sheet having excellent brazability, heat exchanger, ferritic stainless steel sheet for heat exchangers, ferritic stainless steel, ferritic stainless steel for members of fuel supply systems, and member of fuel supply system |
| 10/02/2014 | WO2014157066A1 Ferritic stainless steel sheet with excellent blanking workability and process for manufacturing same |
| 10/02/2014 | WO2014156806A1 Intermediate material for stainless steel for knives |
| 10/02/2014 | WO2014156790A1 Press-molded article and method for manufacturing same |
| 10/02/2014 | WO2014156671A1 High-strength plated steel sheet for welded structural member and method for manufacturing said sheet |
| 10/02/2014 | WO2014156573A1 High-strength steel wire material exhibiting excellent cold-drawing properties, and high-strength steel wire |
| 10/02/2014 | WO2014156487A1 Steel material for die and process for producing same, process for producing prehardened steel product for die, and process for producing cold working die |
| 10/02/2014 | WO2014156188A1 Steel structure for hydrogen, and method for manufacturing pressure accumulator for hydrogen and line pipe for hydrogen |
| 10/02/2014 | WO2014156187A1 Steel material and hydrogen container as well as manufacturing methods therefor |
| 10/02/2014 | WO2014156142A1 High-strength steel sheet and method for manufacturing same |
| 10/02/2014 | WO2014156141A1 High-strength alloyed molten-zinc-plated steel sheet and method for manufacturing same |
| 10/02/2014 | WO2014156140A1 High-strength hot-dip galvanized steel sheet and method for manufacturing same |
| 10/02/2014 | WO2014154408A1 Process for producing coarse-grain structures, use of the process and coarse-grain structure |
| 10/02/2014 | US20140291903 Vacuum heat treatment device |
| 10/01/2014 | EP2783789A1 Method for generating coarse-grained structures, use of said method and coarse-grained structure |
| 09/30/2014 | US8847126 Heating device and heating method |