| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 07/18/2012 | CN102586574A Slag guide device for steel-wire continuous tampering electric heating furnace |
| 07/18/2012 | CN102586573A Leakage detecting overvoltage protective device suitable for body of annealing furnace |
| 07/18/2012 | CN102586572A Novel heat treatment process and processing method for trapezoidal screw machined by using non-quenched and tempered steel |
| 07/18/2012 | CN102586571A Quenching processing method for main shaft of fan |
| 07/18/2012 | CN102586570A Nodular cast iron pipe annealing furnace |
| 07/18/2012 | CN102586569A Heat treatment process for TP310Cb/T11 bimetal composite tube |
| 07/18/2012 | CN102586568A Intermediate frequency induction heat-treatment process for seamless steel pipe |
| 07/18/2012 | CN102586567A Synchronous rotary mechanism |
| 07/18/2012 | CN102586566A Heat treatment process for iron core of motor |
| 07/18/2012 | CN102586565A Rapid cooling method and device after medium and thick plate heat treatment furnace |
| 07/18/2012 | CN102586564A Heat treatment clamp and heat treatment method for speed change cone drum box |
| 07/18/2012 | CN102586554A Quenching system |
| 07/18/2012 | CN102586553A High precision titanium alloy resistance heating furnace |
| 07/18/2012 | CN102586552A Heat treatment method for compression joint type workpiece |
| 07/18/2012 | CN102586551A Bottom heating non-standard bell-type furnace |
| 07/18/2012 | CN102586548A Laser strengthening method for casting roller of aluminum casting rolling mill |
| 07/18/2012 | CN102581574A Method for machining inner gear rings |
| 07/18/2012 | CN102581538A Clamping welding and tempering device for horizontal flanges of variable stator blade cartridge receivers of gas turbines |
| 07/18/2012 | CN102581007A Method for producing steel for automotive outer plate with width of 2,000-2,070mm |
| 07/18/2012 | CN102581000A Production method for rolling and cogging big cast ingot of high-carbon high-alloy cold-working die steel |
| 07/18/2012 | CN102071304B Simplified water beam vaporization cooling system of steel-rolling stepping heating furnace |
| 07/18/2012 | CN102041373B Bandknife port tempering machine |
| 07/18/2012 | CN102021307B Thermal-treatment annular orientation technology of annular magnetic steel |
| 07/18/2012 | CN101979677B Steel belt heat treatment device heated by direct electrification of pressing plate electrodes |
| 07/18/2012 | CN101956805B Process method of arc moulding of rolling wheel by using residual stress truncation method |
| 07/18/2012 | CN101871043B Steam generator of annealing furnace and control method thereof |
| 07/18/2012 | CN101864514B EA1T steel axle heat treatment method |
| 07/18/2012 | CN101838731B Correcting quenching method for elliptical or conical deformation generated by carburized thin-wall ring gear |
| 07/18/2012 | CN101804504B Welding method of precise mini cutter |
| 07/18/2012 | CN101713018B Descaling method of U75V heavy rail steel blank |
| 07/18/2012 | CN101691627B Device for producing high-speed steel pre-hardening material |
| 07/18/2012 | CN101670383B Method for manufacturing inner covered stainless steel compound steel pipe |
| 07/18/2012 | CN101663412B Steel sheet for use in can, and method for production thereof |
| 07/18/2012 | CN101657556B Flexible tin-plated steel sheet and process for producing the same |
| 07/18/2012 | CN101649386B Rapid water cooling apparatus for hollow tube-shaped heat-treated objects |
| 07/18/2012 | CN101639318B Walking beam heating furnace equipment debugging method |
| 07/18/2012 | CN101535519B High young's modulus steel plate and process for production thereof |
| 07/18/2012 | CN101529974B Induction heater |
| 07/18/2012 | CN101400473B Method of bonding steel members |
| 07/18/2012 | CN101322002B Method and apparatus for heating steel components in a straight-through furnace |
| 07/18/2012 | CN101294772B Cooled gas duct changing device for vacuum heat treatment furnace |
| 07/17/2012 | US8222577 Method of treating a crankshaft |
| 07/12/2012 | WO2012093715A1 Steel wire material and method for producing same |
| 07/12/2012 | WO2012093506A1 Spring having excellent corrosion fatigue strength |
| 07/12/2012 | WO2012067379A3 Method for manufacturing high-strength cold-rolled/hot-rolled dp steel having a tensile strength grade of 590 mpa and excellent workability, as well as little deviation in the material properties thereof |
| 07/12/2012 | WO2012064129A3 Method for manufacturing high-strength cold-rolled/hot-rolled trip steel having a tensile strength of 590 mpa grade, superior workability, and low mechanical-property deviation |
| 07/12/2012 | US20120174406 Method and production plant for making components for a motor vehicle |
| 07/12/2012 | CA2823645A1 Dual hardness steel article and method of making |
| 07/11/2012 | EP2474639A1 High-strength hot-dip galvanized steel sheet and process for producing same |
| 07/11/2012 | EP2474379A1 Method of manufacturing a gear by a skiving process |
| 07/11/2012 | EP2473644A1 Method for heat treating gas turbine blades |
| 07/11/2012 | EP2473297A2 Method and device for producing a metal component |
| 07/11/2012 | EP1975266B1 Ultrahigh-strength steel sheet |
| 07/11/2012 | CN202322962U 铜管在线退火防火花装置 Brass line annealing sparkproof device |
| 07/11/2012 | CN202322947U 轧钢加热炉 Reheating Furnace |
| 07/11/2012 | CN202322946U 能够自动定心的翻卷机 Automatically centering rolled machine |
| 07/11/2012 | CN202322945U 全耐火纤维高温罩式炉外罩 Full cover high temperature furnace refractory fiber cover |
| 07/11/2012 | CN202322944U 大直径管棒材热处理炉用环状气刀冷却装置 Large-diameter pipe heat treatment furnace bars annular air knife cooling device |
| 07/11/2012 | CN202322943U 电加热无炉膛多孔式钢丝热处理炉 No electric heating furnace perforated steel heat treatment furnace |
| 07/11/2012 | CN202322942U 电加热无炉膛多孔上封盖式钢丝热处理炉 No porous electrically heated furnace steel on the cover type heat treatment furnace |
| 07/11/2012 | CN202322941U 一种强对流光亮退火炉 A strongly convective bright annealing furnace |
| 07/11/2012 | CN202322940U 一种大尺寸薄带材软磁合金热处理辅助装置 One kind of large-size thin strip of soft magnetic alloy heat assist device |
| 07/11/2012 | CN202322939U 一种泵用驱动轴的感应淬火装置 An induction hardening apparatus pump drive shaft |
| 07/11/2012 | CN202322938U 对热处理锯条进行冷却的装置 Heat treatment means for cooling the saw blade |
| 07/11/2012 | CN202322937U 钢管正火炉 Positive stove pipe |
| 07/11/2012 | CN202322936U 链式出钢机 Chain tapping machine |
| 07/11/2012 | CN202322935U 经济型斜底加热炉 Cheap sloping bottom furnace |
| 07/11/2012 | CN202322934U Heat treatment furnace |
| 07/11/2012 | CN202322930U Steel strip water-cooled quenching device without protection plate |
| 07/11/2012 | CN202322927U 一种汽车转向节支架感应淬火装置 A vehicle steering knuckle bracket induction hardening apparatus |
| 07/11/2012 | CN202322926U 一种铸钢轧辊热处理喷淬机喷嘴安装结构 One kind of heat-treated steel roll quenching machine spray nozzle mounting structure |
| 07/11/2012 | CN202322922U 一种外热式真空烧结气淬炉 One kind of external thermal vacuum sintering furnace gas quenching |
| 07/11/2012 | CN202322921U 网带淬火炉的炉膛结构 Structural mesh belt furnace quenching furnace |
| 07/11/2012 | CN202322920U 履带驱动轮齿形轮廓双工位感应自动淬火机床 Track toothed wheels outline duplex induction hardening machine automatically |
| 07/11/2012 | CN202322919U 高效型斜底加热炉 Sloping bottom-efficient furnace |
| 07/11/2012 | CN202322917U 一种感应加热炉钢坯卡位故障检测装置 An induction furnace billet card bit fault detection device |
| 07/11/2012 | CN202322916U 旋转式金属棒电磁加热炉 Electromagnetic rotary furnace metal rod |
| 07/11/2012 | CN202322915U 一种自动加热装置 An automatic heating device |
| 07/11/2012 | CN202322911U 一种内热式卧式栅隔导流真空退火炉 Horizontal bar across one kind of heat conductivity vacuum annealing furnace |
| 07/11/2012 | CN202322909U 割草机螺旋滚刀高频淬火机构 Mower spiral hob induction hardening mechanism |
| 07/11/2012 | CN202322908U 一种汽车转向节支架感应淬火装置 A vehicle steering knuckle bracket induction hardening apparatus |
| 07/11/2012 | CN202322907U 一种为机床床身进行激光热处理的装置 One for the machine bed laser heat treatment device |
| 07/11/2012 | CN202321449U 一种二级链动调速装置 One kind of two chains moving speeder |
| 07/11/2012 | CN202317270U 刃部激光淬火的切割刀具 Cutter blade portion laser hardening |
| 07/11/2012 | CN202316584U 一种连拉机 Even pull one kind of machine |
| 07/11/2012 | CN102575325A Power-transmitting part |
| 07/11/2012 | CN102575311A Heat treatment of martensitic stainless steel after remelting under a layer of slag |
| 07/11/2012 | CN102575308A Process for producing an ultra-low-carbon steel slab, strip or sheet |
| 07/11/2012 | CN102564121A Spinning furnace |
| 07/11/2012 | CN102560506A Ion pulse quick nitriding strengthening and toughening process for oil pipe |
| 07/11/2012 | CN102560330A Manufacturing method of nitrided piston ring used for natural gas |
| 07/11/2012 | CN102560282A Nitrided gear steel and heat treatment method thereof |
| 07/11/2012 | CN102560279A Method for manufacturing electric spindle for motor of high-speed numerical control machine |
| 07/11/2012 | CN102560273A Low-alloy seamless steel pipe for supporting crane cantilever |
| 07/11/2012 | CN102560259A Preparation method for twinning induced plasticity (TWIP) steel for low-cost large-expansibility expansion pipe and steel pipe |
| 07/11/2012 | CN102560246A Quenching and tempering heat treatment method of vanadium-containing medium carbon alloy steel pipes |
| 07/11/2012 | CN102560245A Microalloying and heat treatment method for 300MW turbonator rotor material |
| 07/11/2012 | CN102560242A A production method of a seamless steel pipe for a single hydraulic prop |
| 07/11/2012 | CN102560238A Production method of cold-rolled thin strip steel plate for heat radiating fin |
| 07/11/2012 | CN102560228A Method for producing wheel made of austempered ductile iron (ADI) material |