| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 08/07/2013 | CN103237905A Multi-phase steel, cold-rolled flat product produced from a multi-phase steel of this type, and method for producing it |
| 08/07/2013 | CN103233187A Steel for cold working die and production method thereof |
| 08/07/2013 | CN103233165A High-pressure valve material and heat treatment method thereof |
| 08/07/2013 | CN103233113A Heat treatment process of welded type weighted drill rod joint |
| 08/07/2013 | CN103233112A Quenching and tempering heat treatment equipment and method for 4-6mm high-strength sheet |
| 08/07/2013 | CN103233111A Preparation process for special high-wear-resistance high-strength transmission shaft for major-diameter port machinery |
| 08/07/2013 | CN103233110A Thick-wall heavy-caliber duct joint heat processing technology |
| 08/07/2013 | CN103233104A Quenching self-tempering special device and process for octagon hammer head |
| 08/07/2013 | CN102712972B High-strength steel plate and method for producing same |
| 08/07/2013 | CN102453797B One-time heat treatment method of integral high-speed steel cutter |
| 08/07/2013 | CN102433424B Local heating device of shape memory alloy spring |
| 08/07/2013 | CN102382962B Quick spheroidizing annealing technology for GCr15 bearing steel pipe |
| 08/07/2013 | CN102348823B Cold-rolled steel sheet |
| 08/07/2013 | CN101932744B Process for producing high-strength hot-dip galvanized steel sheet with excellent processability |
| 08/06/2013 | US8501083 Spray quench systems for heat treated metal products |
| 08/06/2013 | CA2729942C Aluminum plated steel sheet for rapid heating hot-stamping, production method of the same and rapid heating hot-stamping method by using this steel sheet |
| 08/06/2013 | CA2701559C High strength part and method of production of the same |
| 08/01/2013 | WO2013112095A1 Induction hardening device and assembly |
| 08/01/2013 | WO2013112094A1 Induction hardening device |
| 08/01/2013 | WO2013111794A1 Heat treatment jig and metal wire heat treatment method |
| 08/01/2013 | WO2013111726A1 Metal member annealing method |
| 08/01/2013 | WO2013111556A1 High-strength hot-rolled steel sheet and method for producing same |
| 08/01/2013 | WO2013111482A1 High-frequency induction continuous heating method and high-frequency induction continuous heating device |
| 08/01/2013 | WO2013111362A1 Alloyed hot-dip zinc-coated steel sheet |
| 08/01/2013 | WO2013110798A1 Steel for producing parts for railway, railway crossings and switches and method for producing said parts |
| 08/01/2013 | WO2013110577A1 Method for improving a metal coating on a steel strip |
| 08/01/2013 | WO2013110227A1 High-silicon steel plate strip material heat treatment method |
| 08/01/2013 | US20130193648 Method of producing a piston ring having embedded particles |
| 08/01/2013 | DE102012003384A1 Thermally treating metal ring with improved heat input using porous burner having porous structure, comprises thermally treating surface of metal ring for curing rolling element raceway, where treated surface exhibits hardness slippage area |
| 08/01/2013 | DE102012001862A1 Verfahren zur Herstellung eines Panzerungsbauteils und Panzerungsbauteil A method for producing a armoring component and armor member |
| 08/01/2013 | CA2858292A1 Method for improving a metal coating on a steel strip |
| 07/31/2013 | EP2620954A2 Compositions of matter: system II |
| 07/31/2013 | EP2620953A2 Compositions of matter: system II |
| 07/31/2013 | EP2620952A2 Compositions of matter: system II |
| 07/31/2013 | EP2620516A2 Method and apparatus of heat treating an integrally bladed rotor |
| 07/31/2013 | EP2620513A1 Automobile part, manufacturing method for same and manufacturing device of same |
| 07/31/2013 | EP2620512A1 Turbine induction temper system |
| 07/31/2013 | EP2620250A1 Heat treatment method for branch pipe welded portion |
| 07/31/2013 | EP2619338A1 Continuous furnace for an in particular metallic strip |
| 07/31/2013 | EP2619337A1 Apparatus for induction hardening |
| 07/31/2013 | CN203096186U Charging device of stainless steel plate continuous annealing acid-washing unit |
| 07/31/2013 | CN203096185U Stainless steel plate continuous annealing acid-washing unit |
| 07/31/2013 | CN203096184U Stainless steel plate continuous annealing and pickling unit provided with scale breaker |
| 07/31/2013 | CN203096137U Steel discharge machine |
| 07/31/2013 | CN203096136U Stainless steel plate continuous annealing and pickling unit provided with steel plate tension device |
| 07/31/2013 | CN203096135U Thermal insulation drying device for production of steel wire cords |
| 07/31/2013 | CN203096134U Novel inductive tempering device |
| 07/31/2013 | CN203096133U Inner cone diagonal quenching clamp assembly |
| 07/31/2013 | CN203096132U Spring type quenching clamp assembly |
| 07/31/2013 | CN203096131U Cylindrical induction heating furnace with insulating box |
| 07/31/2013 | CN203096130U Automatic continuous annealing equipment for steel pipes |
| 07/31/2013 | CN203096129U Numerical control tempering device for spring |
| 07/31/2013 | CN203096128U Round steel heating furnace |
| 07/31/2013 | CN203096127U Heat treatment line for long rod type workpieces |
| 07/31/2013 | CN203096125U Thermal treatment tool for insulating slender rod workpieces |
| 07/31/2013 | CN203096123U Inner cone type quenching clamp assembly |
| 07/31/2013 | CN203096122U Outlet sticky material separation device of salt bath furnace |
| 07/31/2013 | CN203096121U Medium-frequency cutting edge quenching inductor |
| 07/31/2013 | CN203093184U 玻璃棉夹芯板 Glass wool sandwich panels |
| 07/31/2013 | CN103229592A Electric induction heat treatment of longitudinally-oriented workpieces |
| 07/31/2013 | CN103228808A High-strength bake-hardening cold-rolled steel sheet and method for manufacturing same |
| 07/31/2013 | CN103228802A Method for quenching mold |
| 07/31/2013 | CN103225018A Air and gas two-heat-accumulation heating furnace |
| 07/31/2013 | CN103225017A Rod and wire billet heating furnace model control method and apparatus |
| 07/31/2013 | CN103225016A Strip steel surface flame cleaning method and apparatus thereof |
| 07/31/2013 | CN103225015A Enamelling machine annealing apparatus with spontaneous steam |
| 07/31/2013 | CN103225014A Holding device used in part surface heat treatment |
| 07/31/2013 | CN103223571A Cross rod end processing method for railway heavy haul freight car |
| 07/31/2013 | CN103223489A Method for manufacturing eccentric wheel through powder metallurgy |
| 07/31/2013 | CN102816908B Pressing and punching mold for hub reduction gear outer gear ring |
| 07/31/2013 | CN102776351B Two-stage treating method for accretion in carbon jacket hearth roll of continuous annealing furnace |
| 07/31/2013 | CN102634733B Composite roll having uniform roll surface hardness and made of high-speed steel containing boron and method for manufacturing composite roll |
| 07/31/2013 | CN102586675B Ultra-high strength package binding band with tensile strength more than or equal to 1250MPa, and manufacturing method of package binding band |
| 07/31/2013 | CN102586569B Heat treatment process for TP310Cb/T11 bimetal composite tube |
| 07/31/2013 | CN102382950B Conductive wheel electric heating device for cold-rolled ribbed steel bar production line |
| 07/31/2013 | CN102268594B Oil well pipe capable of expanding at large deformation and manufacturing method thereof |
| 07/31/2013 | CN102245789B High-purity ferritic stainless steel having excellent corrosion resistance, and method for producing same |
| 07/31/2013 | CN102234707B Support device for thermal treatment |
| 07/31/2013 | CN102220475B Thin steel wire secondary heating treatment method and device |
| 07/31/2013 | CN102220474B Thin steel wire atomizing cooling treatment method and device |
| 07/30/2013 | US8496763 Seamless steel tube for an airbag accumulator and process for its manufacture |
| 07/30/2013 | CA2544695C Thin gauge steel sheet and method for producing the same |
| 07/30/2013 | CA2451147C Pearlitic steel rail excellent in wear resistance and ductility and method for producing the same |
| 07/25/2013 | WO2013108861A1 Steel strip for coiled tubing and method for producing same |
| 07/25/2013 | WO2013108624A1 Steel strip continuous annealing furnace and continuous annealing method |
| 07/25/2013 | WO2013108360A1 Engine valve automatic heat treatment system |
| 07/25/2013 | WO2013107922A1 An austenitic stainless steel product and a method for manufacturing same |
| 07/25/2013 | US20130186522 Carburizing steel having excellent cold forgeability and method of manufacturing the same |
| 07/25/2013 | DE112011103178T5 Träger für ein symmetrisches Bauteil mit zwei Seitenarmen Support for a symmetrical component with two side arms |
| 07/25/2013 | DE112011102489T5 Verfahren zur Herstellung einer Feder sowie elektrische Heizeinrichtung A method of manufacturing a spring as well as electric heating means |
| 07/25/2013 | DE102012100509A1 Verfahren zum Veredeln einer metallischen Beschichtung auf einem Stahlband A method for finishing a metal coating on a steel strip |
| 07/25/2013 | DE102012001335A1 Device, used for hot forming of metallic workpieces e.g. metal sheet circuit boards, includes a heating device, a transportation device, and a hot-forming press, where the heating device and the hot-forming press comprise a receiving space |
| 07/24/2013 | EP2617853A1 High-strength hot-rolled steel sheet having superior fatigue resistance properties and method for producing same |
| 07/24/2013 | EP2617852A1 High-strength hot-rolled steel sheet having excellent bending workability and method for producing same |
| 07/24/2013 | EP2617851A1 High-strength hot-rolled steel sheet having superior punchability and method for producing same |
| 07/24/2013 | EP2617850A1 High-strength hot rolled steel sheet having excellent toughness and method for producing same |
| 07/24/2013 | EP2617849A1 High-strength steel sheet with excellent ductility and stretch flangeability, high-strength galvanized steel sheet, and method for producing both |
| 07/24/2013 | EP2617838A1 Method for operating an oven and oven |
| 07/24/2013 | CN203080029U Heating furnace tail water beam holder |
| 07/24/2013 | CN203080028U Continuous copper strip annealing device for welding strips |