| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
|---|
| 11/28/2012 | CN102796855A Novel medium-high frequency quenching machine tool mechanism |
| 11/28/2012 | CN102796854A Bright annealing furnace for stainless steel bands |
| 11/28/2012 | CN102796853A Structure of putting brick of annealing electric furnace |
| 11/28/2012 | CN102796852A Carburizing reinforced isothermal quenching workpiece and processing method thereof |
| 11/28/2012 | CN102796851A Application of laser honing technology in automobile cylinder sleeve |
| 11/28/2012 | CN102796850A Large pit gas type thermal treatment furnace |
| 11/28/2012 | CN102794301A Manufacture method of cold-rolled electrolytic tin substrate |
| 11/28/2012 | CN102382954B On-line continuous quenching device for skew-rolled ball-milled steel balls |
| 11/28/2012 | CN102251078B Laser mixed high field device |
| 11/28/2012 | CN102230140B Martensitic wear resistant steel production technology |
| 11/28/2012 | CN102220458B Intermediate-frequency induction quenching method for spline shaft fork |
| 11/28/2012 | CN102181614B Quenching process for heat treatment color finished products |
| 11/28/2012 | CN102071288B Solid solution heat treatment furnace equipment |
| 11/28/2012 | CN101906529B Method for controlling and treating bottom roller dross of carbon sleeve furnace |
| 11/28/2012 | CN101838727B Heat treatment method for carbide blade base |
| 11/28/2012 | CN101748327B High-performance steel plate for building structure and method for manufacturing same |
| 11/27/2012 | US8319150 Continuous motion laser shock peening |
| 11/27/2012 | US8318080 Device and method for cooling hot strip |
| 11/22/2012 | WO2012157581A1 Hot stamp molded article, method for producing hot stamp molded article, energy absorbing member, and method for producing energy absorbing member |
| 11/22/2012 | WO2012156428A1 High-strength flat steel product and method for producing same |
| 11/22/2012 | WO2012156084A1 Heat treatment of hardenable sheet metal components |
| 11/22/2012 | WO2012130434A3 Method of heat treating a coated metal strip and heat treated coated metal strip |
| 11/22/2012 | DE102011102167A1 Producing molded component with two structural regions of different ductility which are made of flat or preformed circuit board of hardenable steel, comprises heating circuit board in first region, shaping circuit board and partially curing |
| 11/22/2012 | DE102011102123A1 Heat treatment apparatus, useful for hardening and tempering sheet metal parts made of steel, comprises a hardening device operated with a coolant for rapidly cooling sheet metal parts, which are heated to an austenitizing temperature |
| 11/22/2012 | CA2832901A1 Hot stamped article, method of producing hot stamped article, energy absorbing member, and method of producing energy absorbing member |
| 11/21/2012 | EP2525179A2 Method and apparatus for quenching of materials in vacuum furnace |
| 11/21/2012 | EP2524970A1 Extremely stable steel flat product and method for its production |
| 11/21/2012 | CN202543296U Galvalume plate continuous production line |
| 11/21/2012 | CN202543291U Furnace charging device of annealing furnace |
| 11/21/2012 | CN202543276U Heat storage type burner of steel billet heating furnace |
| 11/21/2012 | CN202543271U Multi-scale steel wire rope sorbitizing water quenching heat treatment equipment |
| 11/21/2012 | CN202543270U Guide device |
| 11/21/2012 | CN202543268U Large-scale annular ventilating device |
| 11/21/2012 | CN202543264U Vacuum furnace gas recovering and helium nitrogen mixing system |
| 11/21/2012 | CN202543263U Vacuum heat treatment equipment |
| 11/21/2012 | CN202543262U Resin film seal-protected aqueous medium vacuum direct water quenching heat treatment apparatus |
| 11/21/2012 | CN202543261U Heating furnace with protective gas |
| 11/21/2012 | CN202543260U Processing device for surface of copper strip |
| 11/21/2012 | CN202543259U Electromagnetic induction type bulb flat steel quenching device |
| 11/21/2012 | CN202543258U Box-type quenching device |
| 11/21/2012 | CN202543257U Lifting and heat treatment equipment for steel pull rod |
| 11/21/2012 | CN202543256U Quench machining tool rail structure for ball screw |
| 11/21/2012 | CN202543255U Device for annealing by using residual temperature of hearth |
| 11/21/2012 | CN202543254U Improved pit type vacuum annealing furnace |
| 11/21/2012 | CN202543253U Hearth plate of ring-shaped annealing furnace |
| 11/21/2012 | CN202543252U Water feeding device for wire drawing, annealing and cooling water tanks |
| 11/21/2012 | CN102792771A Induction heating coil, device for manufacturing of workpiece, and manufacturing method |
| 11/21/2012 | CN102791898A High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
| 11/21/2012 | CN102791890A Spring steel and surface treatment method for steel material |
| 11/21/2012 | CN102787292A Composite heat treatment device and method for corrugator roll |
| 11/21/2012 | CN102787276A High magnetic induction oriented silicon steel and manufacturing method thereof |
| 11/21/2012 | CN102787274A Ultra-high-ductility high-strength drill rod and manufacturing method thereof |
| 11/21/2012 | CN102787271A Production method of 460MPa grade high-surface quality structural hot dipped galvanized steel plate and its product |
| 11/21/2012 | CN102787230A Process for reducing stress of long-axis workpiece |
| 11/21/2012 | CN102787228A Method and apparatus for quenching of materials in vacuum furnace |
| 11/21/2012 | CN102787227A Rapid hydrogen diffusion treatment method for nitrogen alloying anti-corrosion die steel |
| 11/21/2012 | CN102787226A Adjustable liquid-jet ring structure |
| 11/21/2012 | CN102787225A Cooling system for water quenching of low-temperature steel casting |
| 11/21/2012 | CN102787224A Structure of curved surface medium-high frequency quenching machine |
| 11/21/2012 | CN102787223A Metal material end surface quenching test machine |
| 11/21/2012 | CN102787222A Medium frequency induction hardening device for turning straight arm |
| 11/21/2012 | CN102787221A Metal wire annealing device |
| 11/21/2012 | CN102787220A Manufacturing process for homogenizing exterior and interior hardness of forging |
| 11/21/2012 | CN102787219A Induction quenching method for controlling magnetic flux leakage of workpiece groove by coating magnetizer |
| 11/21/2012 | CN102787218A Flux leakage controller used for controlling workpiece groove induction quenching flux leakage and preparation process thereof |
| 11/21/2012 | CN102787217A Master control parameters of LSP (laser shock peening) reinforcement effect and optimized design method of master control parameter |
| 11/21/2012 | CN102784853A Manufacturing method of composite board seal head made from high-strength austenite nickel-iron-chromium alloy and austenite stainless steel |
| 11/21/2012 | CN102337463B 00Cr18Mo2 stainless steel pipe billet and manufacture method thereof |
| 11/21/2012 | CN102260773B Induction quenching prestretching apparatus |
| 11/21/2012 | CN102254621B Thermal treatment method for internal-tin method Nb3Sn superconducting wire |
| 11/21/2012 | CN102230138B Method for manufacturing SPA-H high-strength atmospheric corrosion resistance steel by using continuous annealing machine set |
| 11/21/2012 | CN102212658B Vacuum infrared heating annealing furnace |
| 11/21/2012 | CN102206773B High-resistance electrothermal alloy material and preparation method thereof |
| 11/21/2012 | CN102181787B Refractory corrosion-resisting steel as well as preparation and heat treatment method thereof |
| 11/21/2012 | CN102174667B Strengthened cooling control device of non-quenched and tempered steel forging |
| 11/21/2012 | CN102154594B Chromium-niobium-boron alloy rare earth casting grinding ball and production process method thereof |
| 11/21/2012 | CN102154592B Micro-alloying martensite stainless steel for blades of water turbine and manufacturing method thereof |
| 11/21/2012 | CN102071303B Strip threading method of strip steel in silicon steel continuous annealing drying furnace |
| 11/21/2012 | CN102052848B Furnace door device of large horizontal vacuum heat treatment furnace |
| 11/21/2012 | CN102012686B Method for accurately controlling low-pressure section of hardening machine to perform weak water cooling |
| 11/21/2012 | CN101845540B Ultra-high strength cold-rolled steel strip nodularization annealing process |
| 11/21/2012 | CN101775547B Production method of high magnetic induction grain-oriented silicon steel strip |
| 11/21/2012 | CN101760700B Ferrous abrasion resistant sliding material |
| 11/21/2012 | CN101545076B Martensite refractory stainless steel and manufacturing method thereof |
| 11/20/2012 | US8313688 Method for in-line heat exchanger tube brazing |
| 11/17/2012 | CA2776747A1 Method and apparatus for quenching of materials in vacuum furnace |
| 11/15/2012 | WO2012153767A1 Nitriding method and nitriding equipment |
| 11/15/2012 | WO2012153016A1 Steel sheet with high mechanical strength, ductility and formability properties, production method and use of such sheets |
| 11/15/2012 | WO2012153012A1 Method for the production of very-high-strength martensitic steel and sheet or part thus obtained |
| 11/15/2012 | WO2012153008A1 Method for the production of very-high-strength martensitic steel and sheet or part thus obtained |
| 11/15/2012 | DE112009004363T5 Stahlblechvergütungsvorrichtung, selbige umfassende vorrichtung zur herstellung vonbesohichtetem stahlblech und selbige einsetzendes herstellungsverfahren für besohichtetes stahlblech Steel compensation device comprising the same device for manufacturing vonbesohichtetem steel sheet and selbige onset of the manufacturing processes for besohichtetes sheet steel |
| 11/15/2012 | CA2835540A1 Steel sheet with high mechanical strength, ductility and formability properties, production method and use of such sheets |
| 11/15/2012 | CA2835533A1 Method for the production of very-high-strength martensitic steel and sheet or part thus obtained |
| 11/14/2012 | EP2523530A1 Induction heating coil, device for manufacturing of workpiece, and manufacturing method |
| 11/14/2012 | EP2522452A1 Combined heating by means of induction heating the workpiece and applying a coating by means of laser soldering |
| 11/14/2012 | EP2521798A1 A method of increasing heat exchange surfaces and active surfaces of metal elements including, in particular, heat exchange surfaces |
| 11/14/2012 | CN202530145U Pushrod type single-row two-section gas carburizing production line |
| 11/14/2012 | CN202530137U Online quenching device for aluminum alloy extrusion profiles |
| 11/14/2012 | CN202530129U Long-warm-zone vacuum heat treatment furnace with track in hot zone |
| 11/14/2012 | CN202530128U Cooling device for spraying-quenching tool supporting roller |