| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 10/03/2013 | WO2013146124A1 Bearing steel material having superior rolling fatigue characteristics and a method for producing same |
| 10/03/2013 | WO2013146123A1 Bearing steel material having superior cold-workability and method for producing same |
| 10/03/2013 | WO2013146034A1 Cr-CONTAINING AUSTENITIC ALLOY AND METHOD FOR PRODUCING SAME |
| 10/03/2013 | WO2013145583A1 Method for heat-treating metal pipes, metal pipe, and heat treatment furnace |
| 10/03/2013 | WO2013145229A1 Metal processing method and metal article processed thereby |
| 10/03/2013 | WO2013144321A1 A process for manufacturing a recovery annealed coated steel substrate for packaging applications and a packaging steel product produced thereby |
| 10/03/2013 | WO2013143902A1 Pressure stabilization method |
| 10/03/2013 | WO2013143519A1 Method for producing a component from steel by hot forming |
| 10/02/2013 | EP2644751A1 Steel sheet for hot pressing and method for producing hot-pressed member using steel sheet for hot pressing |
| 10/02/2013 | EP2644718A1 Pressure stabilisation method |
| 10/02/2013 | EP2644717A2 Raw material for plastic molds or plastic mold |
| 10/02/2013 | EP2643488A1 Method for heat-treating high-strength iron alloys |
| 10/02/2013 | EP2643187A1 Method and device for producing a sliding rail of a longitudinal adjustment device of a vehicle seat |
| 10/02/2013 | DE19942386B4 Verfahren zur Randschichtbehandlung von Oberflächen mittels Energiestrahl A method for boundary layer treatment of surfaces using energy beam |
| 10/02/2013 | DE102013204584A1 Verfahren zum Herstellen einer beschichteten Komponente und beschichtete Komponente A method for manufacturing a coated component and coated component |
| 10/02/2013 | DE102012006941A1 Verfahren zur Herstellung eines Bauteils aus Stahl durch Warmumformen A process for producing a component from steel by hot-forming |
| 10/02/2013 | CN203224257U Test equipment for induction type quenching machine inductor |
| 10/02/2013 | CN203224140U Efficient energy-saving combustion apparatus of casting annealing furnace |
| 10/02/2013 | CN203222603U Bright annealing furnace |
| 10/02/2013 | CN203222602U Chain surface heat treatment device |
| 10/02/2013 | CN203222601U Heating system for induction tempering |
| 10/02/2013 | CN203222600U 固溶处理炉 Solution heat treatment furnace |
| 10/02/2013 | CN203222599U Heat treatment mesh belt furnace and antirust device thereof |
| 10/02/2013 | CN103339268A Tailored properties by post hot forming processing |
| 10/02/2013 | CN103339267A Heat treatment process for a manufacturing process of a drive belt metal ring component |
| 10/02/2013 | CN103338973A Vehicle seat structure having laser-strengthened areas |
| 10/02/2013 | CN103334000A Heat-treatment quenching method for mining ring chain |
| 10/02/2013 | CN103333999A Antechamber structure of box-type multipurpose furnace |
| 10/02/2013 | CN103333998A Annealing heat treatment method of motor iron core punching sheet |
| 10/02/2013 | CN103333997A Annealing heat treatment method of H13 die steel |
| 10/02/2013 | CN103333996A Quenching technology of E690 extra-thick steel plate made of ultrahigh-strength maritime steel |
| 10/02/2013 | CN103333995A Technological method and device for ultrasound-assisted quenching |
| 10/02/2013 | CN103331651A Technology treatment method of machining deformation of long and thin hole shaft type thin-wall part |
| 10/02/2013 | CN103331446A Low-temperature hot air circulation heat treatment furnace for magnetic core and application method of heat treatment furnace |
| 10/02/2013 | CN102492909B Roller-replacing trolley |
| 10/02/2013 | CN102443691B Steel tube as well as processing method and processing equipment for steel tube |
| 10/02/2013 | CN102350615B Shunt blocking forming method for star-shaped sleeve |
| 10/02/2013 | CN102191427B Optimized method and process for applying hotwork die steel onto aluminum hub die |
| 10/01/2013 | US8545642 Iron and steel material having quenched surface layer part, method for producing the iron and steel material, and quenched component |
| 10/01/2013 | US8544305 Conveying jig, method of manufacturing conveying jig, and method of heat-treating metal rings using conveying jig |
| 09/26/2013 | WO2013140869A1 Steel material for nitriding, and nitriding component |
| 09/26/2013 | WO2013140072A1 Holding tool for the heat treatment of metal parts |
| 09/26/2013 | WO2013139998A1 Device and method for electromechanically-assisted roller burnishing |
| 09/26/2013 | WO2013139319A1 High-strength multi-phase steel, and method for producing a strip from said steel |
| 09/26/2013 | US20130249150 Cooling system for hot-rolled steel strip |
| 09/26/2013 | DE102012007729B3 Brause zum Abschrecken von metallischen Werkstücken bei induktiver Härtung Shower for quenching metallic workpieces with inductive hardening |
| 09/26/2013 | DE102012006017A1 Hochfester Mehrphasenstahl und Verfahren zur Herstellung eines Bandes aus diesem Stahl A high-strength multiple phase steel and methods for making a tape from this steel |
| 09/25/2013 | EP2642145A1 Rolling element bearing, and method for producing rolling element bearing |
| 09/25/2013 | EP2641988A1 Steel for wheel |
| 09/25/2013 | CN203212612U Annealing device for alloy wire |
| 09/25/2013 | CN203212609U 真空冶炼炉 Vacuum Furnace |
| 09/25/2013 | CN203212606U Stepping type heating furnace for heat treatment |
| 09/25/2013 | CN203212603U Thermal treatment furnace of separate heads of four-way reversing valve pilot head |
| 09/25/2013 | CN203212602U Pulling door structure of box type annealing furnace |
| 09/25/2013 | CN203212601U Fireproof brick for furnace bottom trolley of annular furnace |
| 09/25/2013 | CN203212600U Novel annealing furnace |
| 09/25/2013 | CN203212599U 一种工业退火炉 An industrial annealing furnace |
| 09/25/2013 | CN203212598U Novel automatic conveying device of annealing furnace |
| 09/25/2013 | CN103328675A Sheet forming of mettalic glass by rapid capacitor discharge |
| 09/25/2013 | CN103320800A Method and device for improving corrosion resistance of stainless steel weld seams |
| 09/25/2013 | CN103320798A Carburizing and quenching process for gear spline shaft |
| 09/25/2013 | CN103320744A Method for improving wear resistance of transmission line draping armour clamp by means of nitempering |
| 09/25/2013 | CN103320726A On-line water-cooling, wind-cooling and fog-cooling quenching device for aluminium profiles |
| 09/25/2013 | CN103320725A Aluminum section online combined quenching apparatus |
| 09/25/2013 | CN103320718A Method for producing austenitic stainless steel for 316 LN nuclear power |
| 09/25/2013 | CN103320717A Ultra high-strength high titanium steel plate with yield strength of 960 MPa and preparing method of same |
| 09/25/2013 | CN103320696A Low-alloy heat-resistant steel plate and manufacturing method thereof |
| 09/25/2013 | CN103320690A Low-carbon bainite steel plate with high strength and high toughness, and manufacturing method thereof |
| 09/25/2013 | CN103320681A Austempered ductile iron and quenching technology thereof |
| 09/25/2013 | CN103320603A Furnace baking method of bright annealing furnace |
| 09/25/2013 | CN103320601A Surface quenching method of hot straightening roll |
| 09/25/2013 | CN103320600A Large-power locomotive axle and heat treatment method thereof |
| 09/25/2013 | CN103320599A Saw blade matrix pressure quenching device and quenching process thereof |
| 09/25/2013 | CN103320597A Method for refining coarse grain of 10Cr9Mo1VNbN steel pipe and forged piece |
| 09/25/2013 | CN103320591A Heat treatment method of 30GrNi3MoV forged pieces |
| 09/25/2013 | CN103320590A Internal circulating air cooling device |
| 09/25/2013 | CN103320589A Method for preventing nickelic steel billet from being oxidized in heating process |
| 09/25/2013 | CN103320588A High temperature resistant antitack agent and processing method before metal tape annealing |
| 09/25/2013 | CN103320587A New intelligent quenching tank |
| 09/25/2013 | CN103320586A Controllable air speed and air volume quenching experiment device |
| 09/25/2013 | CN103320585A Aluminium profile quenching device |
| 09/25/2013 | CN103320584A Low-carbon alloy structural steel heat treatment method |
| 09/25/2013 | CN103320583A Heat treatment technique for spheroidization annealing of GCr15 bearing steel |
| 09/25/2013 | CN103320582A Device and method for replacing vertical bright annealing furnace muffle tube |
| 09/25/2013 | CN103320581A High-hardenability quenched and tempered steel heat treatment method |
| 09/25/2013 | CN103320580A Method for healing copper thin film fatigue damages by plurality of times of laser impact |
| 09/25/2013 | CN103320579A Aircraft turbine blade laser shock method and device |
| 09/25/2013 | CN103320578A Local high-frequency heat treatment technology |
| 09/25/2013 | CN103317459A Clamp for guaranteeing thickness of automobile axle piston cover internal control quenching layer |
| 09/25/2013 | CN103317302A Kitchen knife blade manufacturing process |
| 09/25/2013 | CN103317115A Production method of high-speed steel composite roll |
| 09/25/2013 | CN103317067A Manufacturing method for steel wire braiding screen mesh |
| 09/25/2013 | CN102876874B Super high-speed quenching device for steel tube |
| 09/25/2013 | CN102776348B Quenching device and quenching process of crankshaft keyway of universal power machine |
| 09/25/2013 | CN102766816B 80Cr14MoV high-carbon high-chromium martensite stainless steel band and preparation method thereof |
| 09/25/2013 | CN102676917B Preparation method of cold-rolled sheet for flux-cored wire |
| 09/25/2013 | CN102605145B Steel isothermal quenching-tempering cooling technology |
| 09/25/2013 | CN102534140B Method for treating flow passage component of titanium alloy slurry pump and titanium alloy slurry pump |
| 09/25/2013 | CN102527779B Quenching and straightening machine for steel billets |
| 09/25/2013 | CN102527778B Quenching and straightening machine for bar billets |