| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 01/23/2013 | CN202692680U Natural gas heating furnace burners distributed structure |
| 01/23/2013 | CN202692674U Internal heating type kiln |
| 01/23/2013 | CN202692670U Loading basket base of pit furnace |
| 01/23/2013 | CN202688397U Furnace liner of annealing furnace for stainless steel band |
| 01/23/2013 | CN202688396U Flat annealing furnace hearth for stainless steel bands |
| 01/23/2013 | CN202688395U Annealing furnace used for stainless steel bands and provided with flat-bottom furnace pipe |
| 01/23/2013 | CN202688393U Multi-location freely supported medium-frequency quenching device for marine forged steel crank shaft journal |
| 01/23/2013 | CN202688392U Composite coil for cam induction heating |
| 01/23/2013 | CN202688391U Intermediate-frequency scraping plate quenching device |
| 01/23/2013 | CN202688389U Temperature measuring device of gas-forging thermal treatment furnace |
| 01/23/2013 | CN202688388U Local non-oxidation heat treatment device |
| 01/23/2013 | CN202688387U Novel quenching device applied to medium-carbon alloy steel workpiece |
| 01/23/2013 | CN202688386U Metal heat treatment hardening furnace hanger |
| 01/23/2013 | CN202688385U Transferring skip car with function of lifting and capable of changing lifting table |
| 01/23/2013 | CN202688384U Assembly production line for transferring skip car with function of lifting and underground quenching tank |
| 01/23/2013 | CN202688383U Multifunctional underground quenching tank |
| 01/23/2013 | CN202688382U Steel tube quenching device |
| 01/23/2013 | CN202688381U Quenching device for quenching steel pipe |
| 01/23/2013 | CN202688380U Quenching induction device for cutter die steel |
| 01/23/2013 | CN202688379U Heat treating lifting quenching support |
| 01/23/2013 | CN202688378U Water inflowing structure of cooling water pipe of large-diameter medium-frequency quenching sensor |
| 01/23/2013 | CN202688377U Device for recycling salt by using quenching afterheat |
| 01/23/2013 | CN202688376U Heating system mounted in front of port of annealing furnace |
| 01/23/2013 | CN202688375U Clamp for iron core annealing process |
| 01/23/2013 | CN202688374U Aluminum alloy heat treatment charging basket |
| 01/23/2013 | CN202688373U Material charging basket for pit furnace |
| 01/23/2013 | CN202688372U High-temperature heating furnace material pillow |
| 01/23/2013 | CN202688371U Natural gas annealing furnace roller |
| 01/23/2013 | CN202688370U Duplex stainless steel solid solution heat treatment cooling water tank |
| 01/23/2013 | CN102893049A 冲击吸收部件 The shock absorbing member |
| 01/23/2013 | CN102892915A Electromagnetic forming of metallic glasses using capacitive discharge and magnetic field |
| 01/23/2013 | CN102888581A Heat treatment technology of small hoist crane |
| 01/23/2013 | CN102888577A Process for manufacturing zinc, magnesium and aluminum ternary alloy steel pipe by continuously hot-dip plating |
| 01/23/2013 | CN102888565A High-strength steel plate with yield strength at 690MPa level and manufacture method thereof |
| 01/23/2013 | CN102888564A Ultrahigh manganese steel and manufacturing method thereof |
| 01/23/2013 | CN102888558A La-containing high-strength steel plate and heat treatment technology thereof |
| 01/23/2013 | CN102888504A Guide cylinder of wire bell-type furnace for bright annealing |
| 01/23/2013 | CN102888502A Surface induction heating and hardening technology for wheel |
| 01/23/2013 | CN102888501A Steel pipe water quenching control method and device |
| 01/23/2013 | CN102888497A Numerical control high-frequency quenching device |
| 01/23/2013 | CN102888496A Induction quenching device with double-layer transformer |
| 01/23/2013 | CN102888495A Method for strengthening hot forging die of electric cabinet vent |
| 01/23/2013 | CN102888494A New technology for eliminating deformation of high-manganese steel frog caused by explosion hardening |
| 01/23/2013 | CN102886661A Method for forging spiral bevel gear pinion of automobile rear axle |
| 01/23/2013 | CN102886651A Manufacturing process of round pipe steel of chain |
| 01/23/2013 | CN102886641A Method for forging crawler belt plate |
| 01/23/2013 | CN102492813B Production technology of stainless steel band for weaving reed |
| 01/23/2013 | CN102350488B Online heating device for continuous casting round bloom |
| 01/23/2013 | CN102312058B Treatment process for shortening planetary extruder screw length |
| 01/23/2013 | CN102304609B Cooling device for high-pressure gas-quenching vacuum furnace |
| 01/23/2013 | CN102234734B Production process of modified alloy ball iron roller |
| 01/23/2013 | CN102051467B Mechanism for supporting and adjusting large-scale disk workpieces of quenching device |
| 01/23/2013 | CN101988173B Cast steel material and preparation method thereof |
| 01/23/2013 | CN101935746B Annealing treatment method for coiled iron core of triangular coiled iron core transformer |
| 01/23/2013 | CN101597682B Process for ultrafining heat-treatment on crystal grains of axle steel |
| 01/17/2013 | WO2013008831A1 Heat processing system and heat processing method |
| 01/17/2013 | US20130014863 Method of magnetically processing an iron-carbon alloy |
| 01/17/2013 | US20130014860 Method for manufacturing melt-spinning alloys and apparatus thereof |
| 01/17/2013 | DE102011053698B3 Verfahren zur Herstellung von Struktur- und Chassisbauteilen durch Warmformen und Erwärmungsstation Process for the preparation of structural and chassis components by thermoforming and heating station |
| 01/16/2013 | EP2546381A1 Carburized steel member and method for producing same |
| 01/16/2013 | EP2546380A1 High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
| 01/16/2013 | EP2546375A1 High-strength pressed member and method for producing same |
| 01/16/2013 | EP2546368A1 Method for producing high-strength steel sheet |
| 01/16/2013 | CN202673829U Cylinder for hydraulic system of concrete pump truck |
| 01/16/2013 | CN202671642U Carburizing quenching furnace tail gas reusing device |
| 01/16/2013 | CN202671614U Card clothing quenching protection device |
| 01/16/2013 | CN202671613U Novel sealing device for sealing rollers and air chambers |
| 01/16/2013 | CN202671612U Sheared steel scrap output pressing device |
| 01/16/2013 | CN202671611U Tunnel type stainless steel band bright annealing furnace with multiple air-cooled devices |
| 01/16/2013 | CN202671610U Metal wire annealing furnace |
| 01/16/2013 | CN202671609U Muffle brightness annealing furnace inlet and outlet sealing roller gap adjusting devices |
| 01/16/2013 | CN202671608U Discharge rack for steel wire annealing furnace |
| 01/16/2013 | CN202671605U Trolley type gas thermal treatment furnace provided with split furnace door |
| 01/16/2013 | CN202671602U Creeper tread heat treating device |
| 01/16/2013 | CN202671601U Integrated temperature control cooling equipment |
| 01/16/2013 | CN202671599U Casting aging treatment device |
| 01/16/2013 | CN202671598U Slow cooling device of integrated temperature control cooling equipment |
| 01/16/2013 | CN202671597U Rapid cooling device of integrated temperature control cooling equipment |
| 01/16/2013 | CN202671596U Plated strip steel water quenching device |
| 01/16/2013 | CN202671595U Shell heat treatment lifting appliance |
| 01/16/2013 | CN202671594U Half-shaft upright medium-frequency induction heating quenching locating tool |
| 01/16/2013 | CN202671593U Dish-spraying device of solid solution heat treatment furnace |
| 01/16/2013 | CN202671592U Ultra-large type trolley type gas heat treatment furnace with movable back wall |
| 01/16/2013 | CN202671591U Anti-falling device for lifting furnace door of ultra-large type trolley type gas heat treatment furnace |
| 01/16/2013 | CN202671590U Heat insulation delivery device |
| 01/16/2013 | CN202671589U Novel energy-saving continuous type normalizing heat treatment furnace |
| 01/16/2013 | CN202671588U Energy-saving and consumption-reducing annealing furnace |
| 01/16/2013 | CN202671587U Annealing furnace material rack with large charge amount |
| 01/16/2013 | CN202671586U Card clothing high-frequency induction annealing device |
| 01/16/2013 | CN202671585U Annealing device for U-shaped pipe |
| 01/16/2013 | CN202671584U Trolley type gas thermal treatment furnace provided with lifting furnace door pressed by four-bar mechanism |
| 01/16/2013 | CN202671583U Aging oven with heat conduction copper pipe |
| 01/16/2013 | CN202671582U Rotary retort-type heat treatment furnace |
| 01/16/2013 | CN202671341U Continuous annealing furnace quench tank water-treatment plant with self-cleaning function |
| 01/16/2013 | CN202670580U Lifting conveying roller way of quenching machine |
| 01/16/2013 | CN102884862A Transverse flux induction heating device |
| 01/16/2013 | CN102883833A Hot press molding method enabling hardness adjustment |
| 01/16/2013 | CN102878204A Multilayered bearing shell |
| 01/16/2013 | CN102877073A Technology for processing CrNiMo series steel material |
| 01/16/2013 | CN102877072A Technology for quickly carburizing gear like parts at variable temperatures and carbon potentials |