| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 08/01/2012 | CN102618712A Heat treatment method of compact-type flat link chains |
| 08/01/2012 | CN102618711A Heat treatment technology for stainless steel bearing rings |
| 08/01/2012 | CN102618710A Method for reconstructing scrapped cold roll into qualified cold roll |
| 08/01/2012 | CN102618709A Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment |
| 08/01/2012 | CN102618708A Special rail of quenching machine tool for ball screw |
| 08/01/2012 | CN102618705A Quenching machine special for guide plate |
| 08/01/2012 | CN102618703A Method and device for rapid high-temperature heating of plates |
| 08/01/2012 | CN102615478A Forging process of wind power main shaft |
| 08/01/2012 | CN102615224A Radial-axial rolling forming method for inner step section ring pieces |
| 08/01/2012 | CN102615213A Machining process for multifunctional folding tool shovel blade |
| 08/01/2012 | CN101688279B High-strength hot-dip galvanized steel sheet with low yield strength and with less material quality fluctuation and process for producing the same |
| 07/31/2012 | US8231826 Hot-strip cooling device and cooling method |
| 07/26/2012 | WO2012098988A1 Method for manufacturing bearing ring, bearing ring, and rolling bearing |
| 07/26/2012 | WO2012098938A1 Delayed-fracture-resistant boron-containing steel for high-strength bolts, and high-strength bolts |
| 07/26/2012 | WO2012098230A1 Method and machine tool for machining and hardening metallic workpieces |
| 07/26/2012 | WO2012097976A1 Method to produce a hot formed part, and part thus formed |
| 07/26/2012 | US20120186705 Method and Device for Producing a Metal Component |
| 07/25/2012 | EP2479308A1 Steel sheet for cans having excellent surface roughening resistance, and method for producing same |
| 07/25/2012 | EP2479294A1 Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment |
| 07/25/2012 | EP2478121A1 Method for pre-treating and preparing a sheet metal part |
| 07/25/2012 | CN202350522U Fixer of fireproof material in band steel thermal treatment furnace |
| 07/25/2012 | CN202347063U Tilting gear |
| 07/25/2012 | CN202347062U Push rod of pushing device for positioning heating furnace |
| 07/25/2012 | CN202347061U Well-type drawing annealing furnace |
| 07/25/2012 | CN202347060U Continuous tempering device for band saw blade |
| 07/25/2012 | CN202347059U Carbon sleeve roller core with cooling support rib |
| 07/25/2012 | CN202347058U Pipeline connecting device |
| 07/25/2012 | CN202347057U Trolley type heat treatment resistance furnace |
| 07/25/2012 | CN202347056U Device for heat treatment of long and slim thin-walled parts |
| 07/25/2012 | CN202347051U Combined hanging tool for normalizing treatment of swing bolster and lateral rack |
| 07/25/2012 | CN202347050U Iron core and annealing cooling device for amorphous alloy transformer iron core annealing |
| 07/25/2012 | CN102612569A High strength hot-rolled steel plate exhibiting excellent acid pickling property, chemical conversion processability, fatigue property, stretch flangeability, and resistance to surface deterioration during molding, and having isotropic strength and d |
| 07/25/2012 | CN102606810A Manufacture method of low carbon nickel chrome molybdenum niobium alloy stainless steel seamless steel tube |
| 07/25/2012 | CN102605378A Carburizing and quenching method |
| 07/25/2012 | CN102605306A Spiral line setting and annealing process |
| 07/25/2012 | CN102605297A High low-temperature impact toughness thick steel plates for hydrogen-contacting equipment and production method thereof |
| 07/25/2012 | CN102605269A Cold-rolled sheet and method for manufacturing same |
| 07/25/2012 | CN102605235A High-collapse resistance hot stretch-reducing electric welding (SEW) petroleum casing pipe and manufacturing method thereof |
| 07/25/2012 | CN102605167A Heat-agglomerating method of bearing steel |
| 07/25/2012 | CN102605166A Equipment for measuring temperature of steel coil in top hat annealing furnace and using method of equipment |
| 07/25/2012 | CN102605165A Steel wire diffusion fluidized bed furnace |
| 07/25/2012 | CN102605164A Wire heating device |
| 07/25/2012 | CN102605163A Drying method of continuous annealing furnace |
| 07/25/2012 | CN102605162A Emergency state control system of continuous annealing furnace on continuous assembly line |
| 07/25/2012 | CN102605161A Internal straightener for annealing furnaces |
| 07/25/2012 | CN102605160A Heating processing technology for tooth punching and tempering on open large gear |
| 07/25/2012 | CN102605159A Waste heat temperature control quenching process method for front axle of large-scale vehicle |
| 07/25/2012 | CN102605158A Local heat treatment method of thick-wall P92 pipeline in field condition |
| 07/25/2012 | CN102605157A Heat treatment method of automotive body stamping die |
| 07/25/2012 | CN102605156A Electric furnace with dust remover |
| 07/25/2012 | CN102605155A Pipe fitting processing process for liquefied natural gas deep cooling device |
| 07/25/2012 | CN102605151A Gear shaft quenching work fixture |
| 07/25/2012 | CN102605149A Irregular bearing ring heat treatment process and quenching oil applicable to same |
| 07/25/2012 | CN102605146A High-performance furnace bottom plate of annular annealing furnace |
| 07/25/2012 | CN102181611B Induction quenching method for crawler belt plate of crawler crane and device |
| 07/25/2012 | CN102071296B Improved grinding ball quenching bed |
| 07/25/2012 | CN102040158B Furnace roller hanger for hoisting |
| 07/25/2012 | CN102009325B Method for improving corrosion resistance of weld joint of hastelloy conductive roller |
| 07/25/2012 | CN102006948B Method of manufacturing coil spring using helicoid reduction mill |
| 07/25/2012 | CN102000813B Integrated metal processing facility and method |
| 07/25/2012 | CN101984093B Hot charging method and system for continuous casting round billet of hot rolled steel pipe |
| 07/25/2012 | CN101956061B Process and device for recovering and recycling protective gas of bell-type bright annealing furnace |
| 07/25/2012 | CN101914671B Steel ingot heating energy-saving method |
| 07/25/2012 | CN101906571B CSP process-based manufacturing method of economical hot-rolled dual-phase steel with high surface quality |
| 07/25/2012 | CN101838721B Steel coil preheating method capable of preventing rusting |
| 07/25/2012 | CN101784681B Secondary-hardening gear steel |
| 07/25/2012 | CN101772584B High-strength steel sheet |
| 07/25/2012 | CN101663411B Process for producing bend pipe for line pipe and bend pipe for line pipe |
| 07/25/2012 | CN101561224B Method for controlling combustion atmosphere in large-scale walking beam type plate blank heating furnace |
| 07/25/2012 | CN101484601B Hot-pressed steel sheet member and process for production thereof |
| 07/25/2012 | CA2765294A1 Coiled tube with varying mechanical properties for superior performance and methods to produce the same by a continuous heat treatment |
| 07/24/2012 | CA2465604C Ferritic stainless steel having high temperature creep resistance |
| 07/19/2012 | WO2011079341A8 Thermomechanical treatment method |
| 07/19/2012 | US20120181366 Coil winding device and method of winding an elongate member |
| 07/18/2012 | CN202337811U 导电轮组件 Conductive wheel assembly |
| 07/18/2012 | CN202337810U 一种锯片淬火定位检测机构 One kind of blade quench location detection mechanism |
| 07/18/2012 | CN202337809U 一种自动化箱式热处理设备 An automated box-type heat treatment equipment |
| 07/18/2012 | CN202337808U 一种自动化热处理设备 An automated heat treatment equipment |
| 07/18/2012 | CN202337807U 锯片基体淬火抓料装置 Saw the matrix hardening caught feeding device |
| 07/18/2012 | CN202337801U 一种圆管淬火加热体 One kind of tube quenching body |
| 07/18/2012 | CN202337799U 一种钢管水雾冷却装置 Mist cooling device for a steel pipe |
| 07/18/2012 | CN202337797U 汽车发电机爪极的余热退火保温箱 Automobile generator claw pole of heat annealing incubator |
| 07/18/2012 | CN102597543A High-strength bolt |
| 07/18/2012 | CN102597292A High-strength steel sheet having excellent processability and paint bake hardenability, and method for producing same |
| 07/18/2012 | CN102597291A Wire material for saw wire and method for producing same |
| 07/18/2012 | CN102597289A Steel sheet for cans having excellent surface roughening resistance, and method for producing same |
| 07/18/2012 | CN102597276A Gas jet cooling device for continuous annealing furnace |
| 07/18/2012 | CN102588438A Manufacturing method of pitch-regulated swing bearing of wind power generator |
| 07/18/2012 | CN102586698A Axletree steel and heat treatment method thereof |
| 07/18/2012 | CN102586679A Extra-deep drawing IF steel and annealing process thereof |
| 07/18/2012 | CN102586675A Ultra-high strength package binding band with tensile strength more than or equal to 1250MPa, and manufacturing method of package binding band |
| 07/18/2012 | CN102586583A Heat treatment process for free forging die for medium carbon steel |
| 07/18/2012 | CN102586582A Bottom side air inlet type non-standard bell-type furnace |
| 07/18/2012 | CN102586581A Top forced convection type non-standard bell-type furnace |
| 07/18/2012 | CN102586580A Bell-type furnace annealing process for BSYE-N steel belt |
| 07/18/2012 | CN102586579A Nonstandard bell-type furnace |
| 07/18/2012 | CN102586578A Pickling-free treatment process of stainless steel cold-rolled plate and annealing device thereof |
| 07/18/2012 | CN102586577A Continuous reduction annealing furnace for sheet metal strips |
| 07/18/2012 | CN102586576A Vertical annealing furnace for coated superconducting substrate |
| 07/18/2012 | CN102586575A Electric heating device for electric heating furnace for continuous tempering of steel wires |