| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 09/04/2013 | CN103276184A Heat treatment process for high-speed steel plane cutter |
| 09/04/2013 | CN103276183A Heat treatment process for high-speed steel sheet side and face milling cutter |
| 09/04/2013 | CN103276182A Novel technique for high-frequency heat treatment of lathe tool |
| 09/04/2013 | CN103276181A Heat treatment process of austempered ductile iron bushing |
| 09/04/2013 | CN103276180A On-line quenching and tempering technology of seamless steel tube |
| 09/04/2013 | CN103276179A Manufacturing method for pipe line steel with characteristics of high steel plasticity and double peak grain distribution |
| 09/04/2013 | CN103276178A Roller way for reheating furnace of steel tubes |
| 09/04/2013 | CN103276177A Heat treatment-straightening integrated device for rod/wire production, and rod/wire heat treatment-straightening method adopting the heat treatment-straightening integrated device |
| 09/04/2013 | CN103276176A Rotary chain heat treatment technology |
| 09/04/2013 | CN103276160A Piston combustion chamber throat reinforcing method |
| 09/04/2013 | CN103273287A Method for producing heavy rails |
| 09/04/2013 | CN103272967A Setting device and method for manufacturing of spring |
| 09/04/2013 | CN102839270B Postwelding stress-releasing heat treatment technology for pressure bearing equipment |
| 09/04/2013 | CN102828014B Method for controlling nodulation of carbon blind hearth roller |
| 09/04/2013 | CN102656286B Facility used for both continuous hot-dip coating and continuous annealing |
| 09/04/2013 | CN102653817B Continuous annealing and stable running control method for band steel |
| 09/04/2013 | CN102560064B Integral thermal treatment process for roller shell of high-pressure roller mill |
| 09/04/2013 | CN102477485B Intelligent cyclone type wind field |
| 09/04/2013 | CN102417968B Technology for heat treatment on alloy cold headed steel |
| 09/04/2013 | CN102400048B Cold work roll steel for high-strength steel rolling, cold work roll and its manufacturing method |
| 09/04/2013 | CN102233364B Martensite air valve steel bar production method |
| 09/03/2013 | US8524017 Process or manufacturing components obtained by sintering of Co-Cr-Mo alloys having improved ductility at high temperatures |
| 09/03/2013 | US8524016 Method of making an austempered ductile iron article |
| 09/03/2013 | CA2745195C Galvanized steel sheet and method for manufacturing the same |
| 08/29/2013 | WO2013124264A1 High strength bake-hardenable low density steel and method for producing said steel |
| 08/29/2013 | US20130224676 Metallic glass orthodontic appliances and methods for their manufacture |
| 08/29/2013 | US20130220491 Ultra-High Strength Stainless Alloy Strip, a Method of Making Same, and a Method of Using Same for Making a Golf Club Head |
| 08/29/2013 | DE112011103990T5 Verfahren zur Verbesserung der Ermüdungsfestigkeit von Gusseisenmaterial A method for improving the fatigue strength of cast iron Material |
| 08/29/2013 | DE112011103966T5 Verfahren zur Verbesserung der Ermüdungsfestigkeit eines Gusseisenmaterials A method for improving the fatigue strength of a cast iron material |
| 08/28/2013 | EP2631314A1 Hot-rolled steel sheet, cold-rolled steel sheet, and plated steel sheet each having exellent uniform ductility and local ductility in high-speed deformation |
| 08/28/2013 | EP2631308A1 Method for manufacturing hot stamped body having vertical wall, and hot stamped body having vertical wall |
| 08/28/2013 | EP2631307A1 Steel sheet and steel sheet production process |
| 08/28/2013 | EP2631306A1 Process for producing hot stamp molded article, and hot stamp molded article |
| 08/28/2013 | EP2630269A1 Hot-rolled or cold-rolled steel plate, method for manufacturing same, and use thereof in the automotive industry |
| 08/28/2013 | CN203159734U Equipment for producing galvanization cutting wires |
| 08/28/2013 | CN203159681U Improved fixing structure of heat-resisting sliding blocks of heating furnace |
| 08/28/2013 | CN203159680U Coil base condensate discharging device |
| 08/28/2013 | CN203159679U Annealing furnace |
| 08/28/2013 | CN203159678U Front cutting comb device of heating furnace |
| 08/28/2013 | CN203159677U Heating sensor for shaft component |
| 08/28/2013 | CN203159676U Automatic production line for thermally treating saw blades |
| 08/28/2013 | CN203159675U Overlong twist drill quenching tool |
| 08/28/2013 | CN203159668U Small-diameter internal spline surface quenching inductor |
| 08/28/2013 | CN203159665U Waste gas removing device of solid melting furnace |
| 08/28/2013 | CN103270183A Steel sheet for can, and process for producing same |
| 08/28/2013 | CN103269823A Integrated member and manufacturing method therefor |
| 08/28/2013 | CN103267176A Anti-corrosion, high-temperature-resisting and wear-resisting cast pipe |
| 08/28/2013 | CN103266282A L415MB steel grade high frequency longitudinal welded pipe and manufacturing method thereof |
| 08/28/2013 | CN103266273A Alloy material and method for manufacturing forklift beam by use of same |
| 08/28/2013 | CN103266218A Steel bearing part for process of eliminating mixed crystals and machining method of steel bearing part |
| 08/28/2013 | CN103266217A Reinforcing thermal treatment technology for pipe end of petroleum steel pipe in quenching and tempering condition |
| 08/28/2013 | CN103266216A Strength mismatching heat treatment process for petroleum steel tube in hardened and tempered state |
| 08/28/2013 | CN103266207A Mobile gas holding furnace |
| 08/28/2013 | CN103263958A Novel multi-component alloy composite hammer |
| 08/28/2013 | CN102586583B Heat treatment process for free forging die for medium carbon steel |
| 08/28/2013 | CN102560070B Method for eliminating defect of non-oxidation watermark in cold-rolled silicon steel continuous annealing furnace |
| 08/28/2013 | CN102560061B Control method of hollow gear shaft carburization and quenching distortion |
| 08/28/2013 | CN102517436B Method for heating and supporting aluminum band |
| 08/28/2013 | CN102492826B Steel wire tempering liquid wiping device |
| 08/28/2013 | CN102492823B Continuous annealing process of cold rolling low alloy high-strength steel plate with yield strength at grade of 420 MPa |
| 08/28/2013 | CN102343764B Method for improving traction force and braking power of wheel of traction engine and thermal treatment equipment |
| 08/28/2013 | CN102341521B 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 |
| 08/28/2013 | CN102205416B Manufacture method of engine tappet |
| 08/28/2013 | CN102021306B Clamping fixture device used for heat treatment of gear ring |
| 08/28/2013 | CN101802228B Method and device for hardening profiles |
| 08/27/2013 | US8518195 Heat treatment for producing steel sheet with high strength and ductility |
| 08/27/2013 | CA2751593C High-strength galvanized steel sheet and method for manufacturing the same |
| 08/27/2013 | CA2659753C Method for producing a corrosion-resistant, workable sheet metal with full-surface coating of the joined, thermally treated steel sheets |
| 08/22/2013 | WO2013121005A1 Localized hardening of metallic surfaces |
| 08/22/2013 | WO2013120903A1 A bearing steel composition |
| 08/22/2013 | WO2013120714A1 Cooling of coated sheet metal strip |
| 08/22/2013 | DE102012101309A1 Verfahren zum induktiven Randschichthärten einer Ringfläche Method of induction surface hardening an annular surface |
| 08/22/2013 | DE102012101304A1 Verfahren und Anordnung zum Vorschub-Randschichthärten Method and apparatus for feeding surface hardening |
| 08/22/2013 | DE102012003216A1 Heat treatment furnace, useful for warming curable metal sheet circuit boards of car body parts, which are subjected to a warm transformation process in a press and are placed into girders of furnace or supporting members |
| 08/21/2013 | EP2628814A1 Ferritic stainless steel excellent in heat resistance and workability |
| 08/21/2013 | EP2628808A1 Localized hardening of metallic surfaces |
| 08/21/2013 | EP2628807A1 Tempered pin-shaped connection element and method for producing same |
| 08/21/2013 | EP2627790A1 Method of hot forming a steel blank and the hot formed part |
| 08/21/2013 | EP2627789A1 A steel strip composite and a method for making the same |
| 08/21/2013 | CN203144490U Cooling water control system for stabilizing treatment of steel strand |
| 08/21/2013 | CN203144488U Relatively-isolated high-temperature vertical strip material heat treatment test furnace |
| 08/21/2013 | CN203144487U High-temperature vertical strip material heat treatment test furnace with air curtain machines |
| 08/21/2013 | CN203144486U Split type safe high-temperature vertical strip material heat treatment test furnace |
| 08/21/2013 | CN203144485U Water-mist-preventing high-temperature vertical strip material heat treatment test furnace |
| 08/21/2013 | CN203144484U High-temperature vertical strip material heat treatment test furnace with functions of ventilating and mist exhausting |
| 08/21/2013 | CN203144483U Transverse-water-quenching water-mist-preventing high-temperature vertical strip material heat treatment test furnace |
| 08/21/2013 | CN203144482U Pulley-guided high-temperature vertical strip material heat treatment test furnace |
| 08/21/2013 | CN203144481U Self-cooling high-temperature vertical strip material heat treatment experiment furnace |
| 08/21/2013 | CN203144480U Indirect-temperature-measured steel pipe induction heating device |
| 08/21/2013 | CN203144479U Laser-ranging-centered steel pipe induction heating device |
| 08/21/2013 | CN203144478U Segmented steel pipe induction heating device |
| 08/21/2013 | CN203144477U Bijection-centered steel pipe induction heating device |
| 08/21/2013 | CN203144476U Steel pipe induction heating device with heat gathering hood |
| 08/21/2013 | CN203144475U Steel pipe induction heating device with centering brackets |
| 08/21/2013 | CN203144474U Steel pipe induction heating device with distance ruler |
| 08/21/2013 | CN203144473U Steel pipe induction heating device with temperature measuring groove |
| 08/21/2013 | CN203144472U Steel pipe induction heating device with additional heating coil |
| 08/21/2013 | CN203144471U Feeding device for pipe fitting vacuum thermal treatment |
| 08/21/2013 | CN203144470U Special forming die for tempering waveform piece spring |
| 08/21/2013 | CN203144469U Electrical control system for induction quenching device of shovel blade connecting base |