| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 06/27/2012 | CN102517438A Technique method for eliminating residual stress on high speed steel grinding surface |
| 06/27/2012 | CN102517437A Online quenching control system of section steel and application method thereof |
| 06/27/2012 | CN102517433A Heat treatment method of high-strength wear plates |
| 06/27/2012 | CN102517432A Quenching method for front shell of differential |
| 06/27/2012 | CN102517430A Strong wind cooling system for medium plate heat treatment |
| 06/27/2012 | CN102517426A Heat treatment method of high specific gravity alloy |
| 06/27/2012 | CN102517425A Heating process for inhibiting rolling fracture and perforation of 42CrMo hot rolled plate |
| 06/27/2012 | CN102517424A Thermal treatment process of hollow drill rod |
| 06/27/2012 | CN102517423A Reinforcement method for small hole |
| 06/27/2012 | CN102513786A Preparation method of high-performance round ring chain |
| 06/27/2012 | CN102002563B Arranging structure of heaters on bearing-steel isothermal spheroidized annealing furnace |
| 06/27/2012 | CN101892364B High-frequency surface quenching machine |
| 06/27/2012 | CN101864511B Annealing process of sealing welding flux |
| 06/27/2012 | CN101838729B Sprocket tooth part induction heat treatment process |
| 06/27/2012 | CN101809172B Insulation structure of induction heating coil |
| 06/26/2012 | US8206644 Method for the monobloc sizing for the tempering casings and device for implementing the method |
| 06/26/2012 | US8206521 High-strength stabilizer steel for vehicles having excellent corrosion resistance and low-temperature toughness, method of producing the same, and stabilizer |
| 06/26/2012 | US8206518 Die for press forming of glass and manufacturing method thereof |
| 06/21/2012 | WO2012081719A1 Method for continuously annealing steel strip and hot-dip galvanization method |
| 06/21/2012 | WO2012081229A1 High-carbon chromium bearing steel, and process for production thereof |
| 06/21/2012 | WO2012080249A1 Process and apparatus for the warming of coils |
| 06/21/2012 | WO2012080049A1 Heating device |
| 06/21/2012 | WO2012079720A1 Device for the localized heating of parts of coated metal pipes and of parts of their protective coating |
| 06/21/2012 | DE112009003755T5 Fördervorrichtung, Verfahren zum Herstellen einer Fördervorrichtung und Verfahren zum Wärmebehandeln von Metallringen unterVerwendung einer Fördervorrichtung Conveying apparatus, method of manufacturing a conveyor apparatus and method for heat treating of metal rings using a conveying device |
| 06/21/2012 | DE10216837C5 Wärmebehandlungsverfahren und dabei verwendeter Wärmebehandlungsofen Heat treatment process and there used heat treatment furnace |
| 06/21/2012 | DE102010054537A1 Verfahren und Vorrichtung zum Anwärmen von Coils Method and apparatus for heating coils |
| 06/21/2012 | CA2821806A1 Device for the localized heating of parts of coated metal pipes and of parts of their protective coating |
| 06/20/2012 | EP2465953A2 Cooling tank for rails |
| 06/20/2012 | EP2465952A1 Method of producing large components form austempered ductile iron alloys |
| 06/20/2012 | EP2464475A1 Incremental forging |
| 06/20/2012 | CN202279858U 单辊连杆式浮动纠偏装置 Single roller-link floating corrective devices |
| 06/20/2012 | CN202279844U 带气刀的线型管退火水冷却装置 Annealing Line pipe water cooling unit with air knife |
| 06/20/2012 | CN202279843U 多条线型管感应退火的同步装置 A plurality of linear tubes induction annealed synchronization means |
| 06/20/2012 | CN202279842U Chain tensioning mechanism of quenching bench rotation apparatus |
| 06/20/2012 | CN202279841U 一种垂直淬火机构 The vertical quenching mechanism |
| 06/20/2012 | CN202279840U 长柄内球笼内孔淬火感应器 Cage hole in the skillet in the quenching sensor |
| 06/20/2012 | CN202279839U 一种汽车轮毂表面处理烘箱 A vehicle wheel surface treatment oven |
| 06/20/2012 | CN202279838U 电渣钢退火炉的降温控制装置 ESR steel annealing furnace cooling control device |
| 06/20/2012 | CN202279837U 回火定型胎 Tempering stereotypes tire |
| 06/20/2012 | CN202278188U 一种磁粉预烧机 One kind of magnetic powder calcined machine |
| 06/20/2012 | CN202278038U 一种钢带感应退火加热炉校正装置 One kind of steel induction furnace annealing correction device |
| 06/20/2012 | CN102510593A Heating device and heating method |
| 06/20/2012 | CN102509603A Iron-based amorphous state soft magnetic material and preparation method thereof |
| 06/20/2012 | CN102505098A Low-alloy heat-resistant high-strength steel and member thereof |
| 06/20/2012 | CN102505096A Steel with good property and ultra-high strength for engineering machinery and manufacturing method thereof |
| 06/20/2012 | CN102505067A Bainite quenching method at variable temperatures of high-carbon-chromium bearing steel |
| 06/20/2012 | CN102505066A Method for increasing binding force between titanium nitride coating and steel substrate |
| 06/20/2012 | CN102505065A Water/light coaxial device used for laser impact processing |
| 06/20/2012 | CN102501161A Method for manufacturing needle roller with unloading function for bearing |
| 06/20/2012 | CN102501035A Quenching and tempering method in tooth punching process of gear with medium-hard tooth surface |
| 06/20/2012 | CN102501032A Fabrication process for positioning elastic piece of electron gun system of travelling wave tube |
| 06/20/2012 | CN102501009A Processing technology of arc-shaped spring |
| 06/20/2012 | CN102501008A Method for processing sealing ring |
| 06/20/2012 | CN102002561B C-grade steel heat treatment method |
| 06/20/2012 | CN101956050B Steel strip water filled roller cooling quenching device |
| 06/20/2012 | CN101899550B Heat energy recycling system of quenching oil |
| 06/20/2012 | CN101886157B Quenching furnace with methanol gasifying device |
| 06/20/2012 | CN101704135B Dry gear cutting technology of helical bevel gear |
| 06/20/2012 | CN101693295B In-situ metallurgy preparing method of pick carbide bit |
| 06/20/2012 | CN101629255B Low-cost high-performance rare-earth-based AB5-type hydrogen storage alloy and preparation method thereof |
| 06/20/2012 | CN101626006B Flexible bonding copper wire and preparation method thereof |
| 06/19/2012 | US8202471 Furnace configured for use in both the galvannealing and galvanizing of a metal strip |
| 06/19/2012 | CA2488790C Steel and mould tool for plastic materials made of the steel |
| 06/14/2012 | WO2012077827A1 Steel foil for solar cell substrate, solar cell substrate, solar cell, and methods for manufacturing the steel foil and the solar cell |
| 06/14/2012 | WO2012077705A1 Gas-carburized steel component with excellent surface fatigue strength, gas-carburizing steel material, and process for producing gas-carburized steel component |
| 06/14/2012 | WO2012077072A1 Heat treatment method for martensitic stainless steel parts made with rapid prototyping techniques and the like and hardened by precipitation |
| 06/14/2012 | US20120145288 Induction Heating Systems and Methods for Producing an Object Having a Varying Hardness Along the Length of the Object |
| 06/13/2012 | EP2463395A1 Metal plate for radiation heating, process for producing same, and processed metal having portion with different strength and process for producing same |
| 06/13/2012 | EP2463391A1 Induction hardened component containing a hole which is unhardened. |
| 06/13/2012 | CN202272941U 钛及钛合金u型弯管真空热处理装置 Titanium and titanium u-bend vacuum heat treatment device |
| 06/13/2012 | CN202272931U 球化炉料架 Burden ball rack |
| 06/13/2012 | CN202272928U 一种多管连续感应退火装置 A multi-sensor tube continuous annealing device |
| 06/13/2012 | CN202272927U 回火炉 Back to the stove |
| 06/13/2012 | CN202272925U 一种用于压力淬火机高温段的缝式喷嘴 A high temperature and pressure quenching machine slot nozzle segment |
| 06/13/2012 | CN202272924U 余热淬火槽结构 Quenching slot structure |
| 06/13/2012 | CN202272923U 一种燃气调质炉淬火装置 A gas quenching furnace quenching device |
| 06/13/2012 | CN202272922U 手表中细长轴淬火用卡具 Watch the slender shaft quenching fixtures |
| 06/13/2012 | CN202272921U 箱式燃气烤蓝炉 Gas oven roasted blue box |
| 06/13/2012 | CN202272920U 一种退火镀锡装置 One kind of annealed tinned device |
| 06/13/2012 | CN202272919U 无台阶销轴类零件对辊式自动感应淬火机床 No steps Parts roller pin automatic induction hardening machine |
| 06/13/2012 | CN202272918U 一种用于钢丝生产工艺中的冷却水槽 A steel wire production process cooling tank |
| 06/13/2012 | CN102496450A Strong magnetic annealing process for ultracrystalline iron core and equipment special for strong magnetic annealing process |
| 06/13/2012 | CN102494106A Process for manufacturing 20 CrMo carburizing steel gear |
| 06/13/2012 | CN102492909A Roller-replacing trolley |
| 06/13/2012 | CN102492908A Manufacturing method for thin Zr4 alloy strip with special structure |
| 06/13/2012 | CN102492880A Production method of aluminum alloy base material used for LED television sets |
| 06/13/2012 | CN102492824A Continuous heat treatment method of high-strength steel belts or steel plates |
| 06/13/2012 | CN102492823A Continuous annealing process of cold rolling low alloy high-strength steel plate with yield strength at grade of 420 MPa |
| 06/13/2012 | CN102492822A Cam conjugate induction hardening equipment |
| 06/13/2012 | CN102492819A High temperature continuous heat treatment furnace and method for low temperature tempering or annealing of steel with it |
| 06/13/2012 | CN102492813A Production technology of stainless steel band for weaving reed |
| 06/13/2012 | CN102492812A Vacuum direct-water-quenching heat treatment equipment with water medium protected by resin film hermetically |
| 06/13/2012 | CN102492811A Preparation method of photo-thermal conversion coating for laser quenching |
| 06/13/2012 | CN102492810A Automatic loading device for quenching machine |
| 06/13/2012 | CN102492809A Triangular guide-machining tooling and triangular guide-machining technique |
| 06/13/2012 | CN102492808A Annealing furnace suspended material rack apparatus |
| 06/13/2012 | CN102492807A Suspension muffle for vertical bright annealing furnace |
| 06/13/2012 | CN102492806A Segmental variable speed quenching method |
| 06/13/2012 | CN102492805A Method and device for processing metal materials with cryogenic laser shock |
| 06/13/2012 | CN102492804A Nanometer strengthening method of surface of long thin piston rod of hydraulic oil cylinder |