| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 10/30/2013 | CN203256302U Metal roof bar suspension device |
| 10/30/2013 | CN203256301U Pushing device of cast aluminium heat-treatment device |
| 10/30/2013 | CN203256300U Workpiece heating device |
| 10/30/2013 | CN203253764U Sub-dragger |
| 10/30/2013 | CN103375989A Novel power connection device for bell-type furnace |
| 10/30/2013 | CN103374683A Brittle failure-preventing thermal treatment process of alloy structural steel oil-field drilling tool under bad hydrogen sulfide environment |
| 10/30/2013 | CN103374650A Integral thermal treatment method for large 6CrW2SiMoV bearing roller |
| 10/30/2013 | CN103374649A Feedstock conveying device of stainless steel solid melting furnace |
| 10/30/2013 | CN103374646A Adjustable nozzle of end face injection type aluminum roll annealing furnace |
| 10/30/2013 | CN103374645A Processing technology for rotor shaft of turbocharger |
| 10/30/2013 | CN103374644A Inducing conductor processing technique for high-frequency quenching on complicated surface |
| 10/30/2013 | CN103373629A Positioning and cleaning device for transmitting steel belt |
| 10/30/2013 | CN102851461B Stepwise self-feeding heat treatment furnace |
| 10/30/2013 | CN102758069B Bearing propelled stirring quenching device |
| 10/30/2013 | CN102747212B System and method for optimizing heat buckling in strip steel furnace |
| 10/30/2013 | CN102719785B Production technology of preprocessing copper-clad steel wire matrix |
| 10/30/2013 | CN102676780B Hardening and tempering technology of alloy-steel tube |
| 10/30/2013 | CN102560081B Heating furnace energy-saving control method based on strip steel mechanical property forecasting model |
| 10/30/2013 | CN102553978B 淬火矫直机 Quenching leveler |
| 10/30/2013 | CN102527780B Quenching and straightening integrated machine for steel billets |
| 10/30/2013 | CN102330031B Manufacturing method of high-tenacity -130 DEG C low-temperature steel |
| 10/30/2013 | CN102321796B Heat shaping fixture and heat shaping method in quenching process of metal material seal ring |
| 10/30/2013 | CN102061365B Inorganic polymer water-soluble quenching medium and preparation method thereof |
| 10/29/2013 | CA2755389C High-strength hot-dip galvanized steel sheet and method for producing same |
| 10/29/2013 | CA2715320C Cooling system and cooling method of rolling steel |
| 10/24/2013 | WO2013157579A1 Nitrided steel member and process for producing same |
| 10/24/2013 | WO2013157222A1 High-strength hot-dip galvanized steel sheet and process for producing same |
| 10/24/2013 | WO2013156688A1 Steel sheet provided with a coating offering sacrificial cathodic protection, method for the production of a part using such a sheet, and resulting part |
| 10/24/2013 | WO2013156015A1 Device and method for induction heating |
| 10/24/2013 | US20130277348 Methods and apparatuses for preheated interval welding |
| 10/24/2013 | DE112012000489T5 Verbundstahlteil und Herstellungsverfahren dafür Composite steel part and manufacturing method thereof |
| 10/24/2013 | DE112012000484T5 Stalzahnrad und Herstellungsverfahren dafür Stalzahnrad and production method thereof |
| 10/24/2013 | DE102012007959A1 Vorrichtung und Verfahren zur Induktionserwärmung Apparatus and method for induction heating |
| 10/23/2013 | EP2653572A1 Method for continuously annealing steel strip and hot-dip galvanization method |
| 10/23/2013 | EP2653571A2 Inductor for inductive heating of elongated metallic workpieces |
| 10/23/2013 | EP2653570A1 Spray unit for quenching metal workpieces in inductive hardening |
| 10/23/2013 | EP2653569A1 High-carbon chromium bearing steel, and process for production thereof |
| 10/23/2013 | EP2652160A1 Heating device |
| 10/23/2013 | DE202013103764U1 Temperierstation mit Induktorerwärmung Heating station with Induktorerwärmung |
| 10/23/2013 | CN203247296U Zinc ash removal device |
| 10/23/2013 | CN203247292U Vacuumizing and heating device for insulated pipe |
| 10/23/2013 | CN203247290U Water sprayer for quenching and tempering and cooling in thermal treatment |
| 10/23/2013 | CN203247289U Numerically controlled micro-pressure gas thermal-cold circulation annealer |
| 10/23/2013 | CN203247288U Automatic feeder for melting furnace |
| 10/23/2013 | CN103361584A Copper wire quenching unit |
| 10/23/2013 | CN103361572A Antiwear metal material for mud pump flow passage components |
| 10/23/2013 | CN103361570A Martensite stainless steel annular forging and heat treatment technology thereof |
| 10/23/2013 | CN103361558A Rare-earth-containing wet-H2S-corrosion-resistant T95 steel-grade oil well pipe and production method thereof |
| 10/23/2013 | CN103361541A Preparation material of cylinder liner frock pedestal and method for preparing frock pedestal |
| 10/23/2013 | CN103361479A Steel wire quenching equipment |
| 10/23/2013 | CN103361478A Automatic discharging device of diaphragm spring quenching line |
| 10/23/2013 | CN103361477A Escalator chain plate heat treatment method |
| 10/23/2013 | CN103361476A High-frequency heat treating machine |
| 10/23/2013 | CN103361475A Quenching liquid detergent and application thereof |
| 10/23/2013 | CN103361474A On-line detection method for laser quenching process by directly calibrating and detecting temperature field phase-change region with test sample |
| 10/23/2013 | CN103361473A Thermal treatment method for preventing stainless steel from being sensitized in water chamber of high-pressure heater |
| 10/23/2013 | CN103361472A Method for plugging leakage point of annealing furnace |
| 10/23/2013 | CN103361471A Method for reducing strip breakage of oriented silicon steel intermediate annealing |
| 10/23/2013 | CN103361470A Automatic high-frequency quenching device |
| 10/23/2013 | CN103361469A Pressurizing device for laser shock reinforcement |
| 10/23/2013 | CN103358100A Forging and molding process method for titanium alloy tubular piece |
| 10/23/2013 | CN102618700B Laser fatigue enhancement method for metallic glass |
| 10/23/2013 | CN102421927B Steel for nitrocarburization, nitrocarburized components, and production method for same |
| 10/23/2013 | CN102304607B Cam rotary scanning induction quenching device |
| 10/23/2013 | CN102227512B Steel wire for low-temperature annealing and method for producing same |
| 10/22/2013 | US8562767 Method of heat treating a steel bearing component |
| 10/17/2013 | WO2013153819A1 High-strength thick-walled electric-resistance-welded steel pipe having excellent low-temperature toughness, and method for manufacturing same |
| 10/17/2013 | WO2013153791A1 Method for lowering dew point of ambient gas within annealing furnace, device thereof, and method for producing cold-rolled annealed steel sheet |
| 10/17/2013 | WO2013153790A1 Device and method for reducing dew point of ambient gas in annealing furnace, and method for producing cold-rolled annealed steel plate |
| 10/17/2013 | DE10327383C5 Anlage zur Herstellung von Warmband mit Dualphasengefüge Plant for the production of hot-rolled dual-phase microstructure |
| 10/17/2013 | DE102012007292A1 Verfahren und Behandlungsstrecke zum abschnittsweise Veredeln eines Metallprodukts Procedures and treatment section for sections refining a metal product |
| 10/17/2013 | DE102012006941B4 Verfahren zur Herstellung eines Bauteils aus Stahl durch Warmumformen A process for producing a component from steel by hot-forming |
| 10/17/2013 | DE102010001413B4 Verfahren zur Reparatur von Labyrinth-Dichtungsstegen A method for repairing the labyrinth seal ridges |
| 10/16/2013 | EP2650389A2 Methods of manufacturing steel tubes for drilling rods with improved mechanical properties, and rods made by the same |
| 10/16/2013 | EP2650388A1 Device and treatment section for finishing a metal product section by section |
| 10/16/2013 | EP2650073A1 Complex steel component and production method therefor |
| 10/16/2013 | EP2650059A1 Steel foil for solar cell substrate, solar cell substrate, solar cell, and methods for manufacturing the steel foil and the solar cell |
| 10/16/2013 | EP2649901A1 Process for the production of a deodorant and/or antiperspirant product |
| 10/16/2013 | EP2649900A1 Process for the manufacture of a deodorant and/or antiperspirant product |
| 10/16/2013 | CN203238317U Copper alloy bar annealing furnace |
| 10/16/2013 | CN203238306U Furnace tank for well-type heat treatment furnace |
| 10/16/2013 | CN203238305U Wind power screw quenching machine transmission gear |
| 10/16/2013 | CN203238303U Double-station seal translation-type mechanical quenching mechanism |
| 10/16/2013 | CN203238302U Wind power high-strength bolt digitalization medium frequency automatic quenching device |
| 10/16/2013 | CN203238301U Spheroidizing annealing furnace |
| 10/16/2013 | CN203238300U Normalizing system of 37Mn steel seamless industrial gas cylinder |
| 10/16/2013 | CN203237910U Casting heat treatment and discharge sling |
| 10/16/2013 | CN103353236A Workpiece heating furnace adopting combustible gases |
| 10/16/2013 | CN103353113A Heating furnace with turbine tempering-proof premix nozzles |
| 10/16/2013 | CN103352381A Production method of high-strength steel rope |
| 10/16/2013 | CN103352191A Copper wire cooling groove |
| 10/16/2013 | CN103352185A B-Nb-V series Fe-based amorphous alloy ribbon and preparation method thereof |
| 10/16/2013 | CN103352181A Si-Bi-Mn-Be series Fe-based amorphous alloy ribbon and preparation method thereof |
| 10/16/2013 | CN103352173A Preheat treatment method for 18CrNiMo7-6 alloy steel forged pieces |
| 10/16/2013 | CN103352169A Seamless steel pipe for perforating gun barrel body and thermal treatment method of seamless steel pipe |
| 10/16/2013 | CN103352163A Double phase cast iron cylinder liner produced through centrifugal casting, and processing technology thereof |
| 10/16/2013 | CN103352162A Process for ADI (austempered ductile iron) casting of automobile chassis |
| 10/16/2013 | CN103352112A Cryogenic process for prolonging service life of jet-moulded high-speed steel milling cutter |
| 10/16/2013 | CN103352111A Heat treatment method for tricone bit claw |
| 10/16/2013 | CN103352110A Processing technology of medium-wind-pressure percussion bit |