| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 05/01/2013 | CN202913017U Inductor capable of increasing depth and improving uniformity of quench hardening layer |
| 05/01/2013 | CN202913016U Heat treatment station converter |
| 05/01/2013 | CN103080356A Steel for induction hardening and crankshaft manufactured using same |
| 05/01/2013 | CN103080344A Bearing component and method for surface hardening |
| 05/01/2013 | CN103080343A Mechanical component and method for surface hardening |
| 05/01/2013 | CN103074654A Surface treatment method for binary pseudo-alloy electronic packaging material |
| 05/01/2013 | CN103074634A Anti-corrosion and anti-oxidation treatment method for stainless steel surface |
| 05/01/2013 | CN103074546A Cold-rolled strip steel for condenser tube of refrigerator and manufacturing method thereof |
| 05/01/2013 | CN103074482A Regeneration method of scrapped Cr5 forged-steel working roller |
| 05/01/2013 | CN103074479A Correction processing method for heat treatment workpiece |
| 05/01/2013 | CN103074478A 'Two-time temperature control and one-time time control quenching' heat treatment process for cast alloy valve seat rings |
| 05/01/2013 | CN103074477A Heat treatment method for steel plate used for extremely thick non-quenched and tempered ocean engineering |
| 05/01/2013 | CN103074473A Preparation of high-performance alloy steel |
| 05/01/2013 | CN103074472A Oil quenching device and quenching technique thereof |
| 05/01/2013 | CN103074471A Roller-type spheroidizing annealing production line and isothermal spheroidizing annealing method |
| 05/01/2013 | CN103074470A Surface quenching sensor of small-diameter internal spline |
| 05/01/2013 | CN103074469A Laser shock method for healing fatigue damage of polycrystal rolling copper film |
| 05/01/2013 | CN103071971A Machining method for automotive front axle half shaft |
| 05/01/2013 | CN103071751A Forging method for six throw crankshaft |
| 05/01/2013 | CN103071749A Method for machining forklift pallet fork |
| 05/01/2013 | CN103071746A Machining method for rear cylinder trunnion |
| 05/01/2013 | CN102534369B Method for preparing N80 steel-grade expansion tubes for petroleum and natural gas exploitation |
| 05/01/2013 | CN102358914B Depth uniformity control method for laser surface quenching hardening layer and device thereof |
| 05/01/2013 | CN102268516B Decarburization and annealing process of high-carbon middle-and-low-grade cold rolling orientation-free silicon steel |
| 05/01/2013 | CN102234712B Thin wire inductive heating heat treatment system |
| 05/01/2013 | CN102199691B Furnace roller composite set applied in annealing furnace in heat treatment |
| 05/01/2013 | CN102151695B Manufacturing method of Cold-rolled non-oriented high-silicon steel thin strip |
| 05/01/2013 | CN101892426B Medium and high-carbon Bainite steel and preparation method thereof |
| 04/30/2013 | US8430980 Steel member and a method of hard-facing thereof |
| 04/26/2013 | DE202012012549U1 Aluminiumlegierungsband mit verbesserter Oberflächenoptik Aluminum alloy strip with improved surface appearance |
| 04/25/2013 | WO2013057431A1 Hardening cell |
| 04/25/2013 | WO2013056848A1 Anti-scale and anti-corrosion coatings for steel substrates |
| 04/25/2013 | WO2013056847A1 Anti-scale and anti-corrosion hybrid coatings for steel substrates |
| 04/25/2013 | WO2013023635A3 Method and device for producing an elongate mechanical component |
| 04/25/2013 | WO2012056785A9 Steel for surface hardening for machine structural use, and steel component for machine structural use and process for producing same |
| 04/25/2013 | WO2012048841A8 Method of hot forming a steel blank and the hot formed part |
| 04/25/2013 | US20130102475 Composite Biaxially Textured Substrates Using Ultrasonic Consolidation |
| 04/25/2013 | US20130098512 Mechanical component and method of surface hardening |
| 04/25/2013 | US20130098510 Metal composites and methods for forming same |
| 04/25/2013 | DE102011116903A1 Controlled heat treatment of metal components with advanced cooling, comprises introducing a metallic sample into a quenching apparatus, quenching the gas stream, and heat treating at holding temperature generated by a flow of a hot gas |
| 04/25/2013 | DE102011116885A1 Device for hot-forming and press-hardening with coated sheet metal material, has lubricant application unit that applies lubricant on tool effective areas or presses lubricant film between sheet metal material and tool effective area |
| 04/25/2013 | DE102011116715A1 Vorrichtung und Verfahren zum Warmformen/Presshärten und Schneiden eines Blechmaterials in einem Werkzeug mit automatisierter Entnahme des Blechabfalls Apparatus and method for thermoforming / press hardening and cutting a sheet material in a tool with automated extraction of the metal waste |
| 04/25/2013 | DE102011116714A1 Werkzeug und Verfahren zum Warmformen und Schneiden, insbesondere zum Presshärten und Schneiden, eines Blechmaterials Tool and method of thermoforming and cutting, in particular for press hardening and cutting a sheet material |
| 04/25/2013 | DE102010048969B4 Systeme und Verfahren zum rechnergestützten Vorhersagen von Wärmeübergangskoeffizienten während des Abschreckens und zum Abschrecken eines Gussteils Systems and methods for computational predictions of heat transfer coefficient during quenching and quenching of a casting |
| 04/24/2013 | EP2584053A2 Method for reducing tension in tube walls of a steam generator |
| 04/24/2013 | EP2582856A1 Method for manufacturing mechanical components made of particularly wear-resistant austempered spheroidal cast iron |
| 04/24/2013 | CN202902855U Steel bar heating furnace |
| 04/24/2013 | CN202901190U Tensioning device for driving chain of steel pipe groove type water quenching apparatus |
| 04/24/2013 | CN202898502U Gas-type aging oven |
| 04/24/2013 | CN202898482U Galvanized production line annealing furnace combustion system |
| 04/24/2013 | CN202898477U 齿轮套夹具 Jig gear sets |
| 04/24/2013 | CN202898474U Carburizing and quenching tool for hollow gear shaft |
| 04/24/2013 | CN202898473U Vertical-type lifting high-frequency quenching machine |
| 04/24/2013 | CN202898472U Thermal treatment device for ends of mining scrapping plates |
| 04/24/2013 | CN202898465U Mass transfer exchanger |
| 04/24/2013 | CN202898464U Large-sized integral soft-zone-free quench machine tool |
| 04/24/2013 | CN202898463U Normalizing pool for workpiece heat treatment |
| 04/24/2013 | CN202898462U Elbow pipe cooling water tank |
| 04/24/2013 | CN202898461U 自动退火装置 Automatic annealing device |
| 04/24/2013 | CN202898460U 热处理炉 Heat treatment furnaces |
| 04/24/2013 | CN103069035A Grain-oriented electrical steel sheet, and method for producing same |
| 04/24/2013 | CN103069021A Method for heat-treating structural material and heat-treated structural material |
| 04/24/2013 | CN103069019A Profiled component and method for producing a profiled component |
| 04/24/2013 | CN103069018A Mechanical component and method of surface hardening |
| 04/24/2013 | CN103069017A Method of making a bearing ring, a bearing ring and a bearing |
| 04/24/2013 | CN103060822A Blueing treatment process for semi-processed electrical steel rotor or stator |
| 04/24/2013 | CN103060796A Method for repairing and strengthening gear through laser compound microtexture |
| 04/24/2013 | CN103060746A Method for continuously preparing high-silicon steel thin strip by natural sedimentation and device for continuously preparing high-silicon steel thin strip |
| 04/24/2013 | CN103060730A Preparation method of aluminum alloy with excellent comprehensive property |
| 04/24/2013 | CN103060715A Ultrahigh tough steel plate with low yield ratio and preparation method thereof |
| 04/24/2013 | CN103060713A High-steel-grade anti-sulfur drill pipe material and preparation method thereof |
| 04/24/2013 | CN103060705A Low-alloy high-wear-resistance cast steel |
| 04/24/2013 | CN103060704A Preparation method of low-alloy high-wear-resistance cast steel |
| 04/24/2013 | CN103060703A 780MPa grade cold rolling biphase strip steel and manufacturing method thereof |
| 04/24/2013 | CN103060699A Processing method of cold-work die steel |
| 04/24/2013 | CN103060698A Preparation process for corrosion-resistant die steel |
| 04/24/2013 | CN103060694A Preparation method of improved medium/low-carbon chrome-silicon-manganese martensite cast steel |
| 04/24/2013 | CN103060693A Preparation method of medium-low carbon chrome-silicon-manganese martensitic cast steel |
| 04/24/2013 | CN103060692A High corrosion resistance rare earth-iron chromium silicon carbon magnetocaloric material and preparation method thereof |
| 04/24/2013 | CN103060689A Preparation method of wear-resisting steel plate for mining machinery |
| 04/24/2013 | CN103060687A Boride-containing austenit - bainite abrasion resistant alloy and preparation method thereof |
| 04/24/2013 | CN103060679A Q345-serie super-thick steel plate having low cost and guaranteeing performances and flaw detection, and production technology thereof |
| 04/24/2013 | CN103060672A Preparation process for die steel |
| 04/24/2013 | CN103060667A Super-hard middle-chrome cast grinding ball and production process thereof |
| 04/24/2013 | CN103060665A Method for casting valve rod for manufacturing plug valve |
| 04/24/2013 | CN103060658A Preparation process for sintering 1kg-5.5kg of neodymium iron boron permanent magnetic material |
| 04/24/2013 | CN103060544A Long-rod type workpiece heat treatment line |
| 04/24/2013 | CN103060538A Setting method in sections of high alloy steel vacuum heat treatment high-temperature region parameters |
| 04/24/2013 | CN103060537A Metal heat treatment combined type cooling and correcting device |
| 04/24/2013 | CN103060536A Roasting-preventing gap nozzle with adjustable flow in width direction |
| 04/24/2013 | CN103060535A Automobile torsion rod spring rolling straightening quenching equipment |
| 04/24/2013 | CN103060534A Medium-frequency hardening inductor for steering knuckle |
| 04/24/2013 | CN103060533A Laboratory annealing process suitable for detecting non-uniformity of bearing steel carbide |
| 04/24/2013 | CN103060532A Method for generating stress reduction in erected tube walls of steam generator |
| 04/24/2013 | CN103060531A Annealing high-temperature furnace |
| 04/24/2013 | CN103060530A Heat treatment technology of steel castings |
| 04/24/2013 | CN103060529A Secondary quenching method for ultrahigh carbon steel |
| 04/24/2013 | CN103060528A Laser compound strengthening technology |
| 04/24/2013 | CN103056364A Additive manufacturing in situ stress relief |
| 04/24/2013 | CN103056354A Method for preparing S-waveband composite electromagnetic wave absorption material |