| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 06/12/2013 | CN202989222U Length adjusting device of water quenching tank |
| 06/12/2013 | CN202989220U Device for performing heat-treatment water-bath quenching on tire bead wires |
| 06/12/2013 | CN202989215U Heating device for high frequency automatic annealing machine of band saw blade |
| 06/12/2013 | CN202989211U Quenching device outward-spray water storage device on tubing hardening and tempering production line |
| 06/12/2013 | CN202989210U Medium-frequency induction quenching system applied to concrete pump wear-resisting tube production |
| 06/12/2013 | CN202989206U Outer ring local quenching inductor of spring gland of drilling machine |
| 06/12/2013 | CN202984880U Post-welding seam tracking and residual stress relieving system |
| 06/12/2013 | CN103154297A High-strength steel sheet and method for producing same |
| 06/12/2013 | CN103154294A Ferritic stainless steel excellent in heat resistance and workability |
| 06/12/2013 | CN103154279A Method of hot forming a steel blank and the hot formed part |
| 06/12/2013 | CN103147803A Treated valve seat |
| 06/12/2013 | CN103147085A On-line blueing technology of electric steel and substitute DD750 cold rolled strip thereof |
| 06/12/2013 | CN103147084A Vertical continuous annealing furnace bluing device and bluing technology thereof |
| 06/12/2013 | CN103147083A Dust-resistant wear-resistant cylinder liner production technology |
| 06/12/2013 | CN103147009A N80Q steel-grade oil casing and manufacture method thereof |
| 06/12/2013 | CN103146909A Electric control system used for scraper knife connecting seat induction quenching apparatus, and control method thereof |
| 06/12/2013 | CN103146907A Cold-rolled high-temperature furnace roller covered with oxide ceramic coating |
| 06/12/2013 | CN103146906A Parameter adjustment and control method for two-stage control model of walking beam heating furnace |
| 06/12/2013 | CN103146905A Heating furnace temperature decision-making method based on billet optimizing heating curve |
| 06/12/2013 | CN103146904A Take-up device and method for heat treatment of bead wires |
| 06/12/2013 | CN103146903A Finishing method of hollow circular ring member |
| 06/12/2013 | CN103146902A Automatic production line for saw blade heat treatment |
| 06/12/2013 | CN103146901A Water quenching method of steel pipes |
| 06/12/2013 | CN103146900A Cylinder type induction heating furnace with insulating cabinet |
| 06/12/2013 | CN103146899A Processing apparatus for preventing pistons on hydraulic cylinder for hammer from deforming, and method thereof |
| 06/12/2013 | CN103146898A Heat treatment for cylinder block casted with high pressure die-casting |
| 06/12/2013 | CN103146896A Induction quenching apparatus used for concave spherical surface of scraper knife connecting seat, and operation method thereof |
| 06/12/2013 | CN103146895A Integral normalizing process for 8Cr steel for rock drilling rod |
| 06/12/2013 | CN102618715B Insert strip for steel coil temperature measuring device in bell type annealing furnace and preparing method thereof |
| 06/12/2013 | CN102492809B Triangular guide-machining tooling and triangular guide-machining technique |
| 06/12/2013 | CN102399973B Vapor cooling device for heat treatment |
| 06/12/2013 | CN102399972B Temperature on-line measuring device for roller type quenching process of medium and heavy plate |
| 06/12/2013 | CN102399948B Method for carrying out heat treatment upon automobile sprocket wheel by using high-frequency wave |
| 06/12/2013 | CN102373326B Stainless steel strip solution annealing cooling system |
| 06/12/2013 | CN102337389B Rust-removal corrosion-resisting thermal treatment method of rod and wire steel surface and rectangular burner used by same |
| 06/12/2013 | CN102312073B Pinch roller mechanism of quenching device |
| 06/12/2013 | CN102203303B Method for manufacturing steel plate and steel pipe for ultrahigh-strength line pipe |
| 06/12/2013 | CN102203301B Method for manufacturing steel plate and steel pipe for ultrahigh-strength line pipe |
| 06/12/2013 | CN102181615B Automotive half shaft quenching process method and quenching induction coil |
| 06/12/2013 | CN102100124B Induction heating apparatus and induction heating method |
| 06/12/2013 | CN102061362B Method and device for strengthening fastening hole by shocking with ring laser |
| 06/12/2013 | CN101962577B Steel heating technology byutilizing biomass gas |
| 06/12/2013 | CN101852080B Cutting pick, cutting pick head and manufacturing method thereof |
| 06/12/2013 | CN101696483B Bake-hardening hot-rolled steel sheet with excellent workability and process for producing the same |
| 06/12/2013 | CN101504049B Suspension spring of high-speed locomotive steering frame and manufacturing method thereof |
| 06/11/2013 | US8460483 Method for heat treatment of coiled spring |
| 06/06/2013 | WO2013081451A1 Heat treatment process in a manufacturing method for a drive belt metal ring component |
| 06/06/2013 | WO2013080699A1 Stainless steel and method of manufacturing same |
| 06/06/2013 | WO2013080528A1 Tool for piercing mill |
| 06/06/2013 | WO2013080526A1 Ferritic stainless steel |
| 06/06/2013 | WO2013080518A1 Ferritic stainless steel |
| 06/06/2013 | WO2013080259A1 Method of heating long object in radiant heating furnace as well as radiant heating furnace therefor |
| 06/06/2013 | US20130143141 Oxidation resistant ferritic stainless steel, method of manufacturing the steel, and fuel cell interconnect using the steel |
| 06/06/2013 | DE102011016260B4 Vorrichtung und Verfahren zum Erwärmen von Metallbolzen Device and method for heating metal bolt |
| 06/06/2013 | DE102009029767B4 Fixierung eines Bauteils während einer Wärmebehandlung Fixation of a component during a heat treatment |
| 06/05/2013 | EP2600016A1 Sliding member and method for producing same |
| 06/05/2013 | EP2599887A1 Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and processes for producing these |
| 06/05/2013 | EP2599883A1 Orientated electromagnetic steel sheet and manufacturing method for same |
| 06/05/2013 | EP2598663A1 Bearing component and method for surface hardening |
| 06/05/2013 | EP2598662A1 Mechanical component and method for surface hardening |
| 06/05/2013 | CN202968671U Mandrel for carburizing, quenching and shaping synchronizing cone |
| 06/05/2013 | CN202968645U Device for conveying steel billets in heating furnace |
| 06/05/2013 | CN202968644U Vacuum heat treatment furnace for surface of metal coiled tape |
| 06/05/2013 | CN202968643U Feeding mechanism of iron chromium aluminum belt continuous annealing furnace |
| 06/05/2013 | CN202968642U Silver welding wire online annealing device |
| 06/05/2013 | CN202968641U Gear quenching device |
| 06/05/2013 | CN202968640U Plug for preventing thermal deformation of internal spline gear |
| 06/05/2013 | CN202968639U Straight circular pipe fitting positioning device and straight circular pipe fitting induction quenching equipment |
| 06/05/2013 | CN202968638U Thermal treatment locator applied to opening of guide pipe |
| 06/05/2013 | CN202968637U Mini-type steel ball enhanced treatment machine |
| 06/05/2013 | CN202968636U Vacuum-annealing thermal treatment furnace for titanium alloy tubes |
| 06/05/2013 | CN202968635U Small-sized workpiece quenching device |
| 06/05/2013 | CN202968632U Lifting framework guide mechanism in steel pipe tank type water quenching device |
| 06/05/2013 | CN202964646U Pickup manipulator of casting and quenching robot for insert ring aluminum piston |
| 06/05/2013 | CN202963027U Heat treatment device producing minor-diameter high-strength high-ductility steel |
| 06/05/2013 | CN103140597A High-strength steel sheet and method for producing same |
| 06/05/2013 | CN103140596A High-strength hot-dip galvanized steel sheet having excellent fatigue characteristics and manufacturing method therefor |
| 06/05/2013 | CN103140594A High strength galvanized steel sheet having excellent deep drawability and stretch flangeability and method for manufacturing the same |
| 06/05/2013 | CN103140304A Press-formed product and method for producing same |
| 06/05/2013 | CN103132086A Novel carburizing-constant temperature-quenching process for heavy-duty gears |
| 06/05/2013 | CN103131975A Processing method of high speed train aluminum alloy welding structure |
| 06/05/2013 | CN103131971A Novel aluminium profile divided-chamber aging furnace |
| 06/05/2013 | CN103131954A Preparation method of fracture-resistant steel rope bolt |
| 06/05/2013 | CN103131947A High-performance low-carbon microalloy steel SEW (hot stretch-reducing electric welding) expansion casing and manufacturing method thereof |
| 06/05/2013 | CN103131844A Universal type marching heating furnace for cast ingot |
| 06/05/2013 | CN103131843A Stabilization continuous annealing process of low-alloy and high-strength steel cold-rolled sheet used for automobile structural components |
| 06/05/2013 | CN103131842A Bottom rail transmission door frame of aluminum foil continuous annealing furnace |
| 06/05/2013 | CN103131841A Furnace door frame of aluminum foil continuous annealing furnace |
| 06/05/2013 | CN103131840A Aluminum foil continuous annealing furnace |
| 06/05/2013 | CN103131839A Furnace body of continuous annealing furnace |
| 06/05/2013 | CN103131838A Welding thermal treatment process for welding hard alloy blade tool |
| 06/05/2013 | CN103131837A Sheet milling cutter air cooling micro-distortion quenching process |
| 06/05/2013 | CN103131836A Stepping type heating furnace for heat treatment |
| 06/05/2013 | CN103131835A Positioning hydraulic lifting device for both ends of induction heating roller way |
| 06/05/2013 | CN103131827A Band saw blade continuous high frequency quenching transmission apparatus |
| 06/05/2013 | CN103131826A Steel rail on-line wind-jet quenching heat treatment simulation experiment device |
| 06/05/2013 | CN103131825A Quick heating quenching technique for electroslag smelting casting large section crankshaft |
| 06/05/2013 | CN103131824A Quick cooling quenching technique for electroslag smelting casting large section crankshaft |
| 06/05/2013 | CN103131823A Laser surface hardening treatment method for diaphragm-spring separation finger tip |
| 06/05/2013 | CN103128507A Method for processing elastic collet with hardness at three different levels |