| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 03/30/2011 | CN101993984A Quenching method using calcium chloride aqueous solution as quenching medium of chain part |
| 03/30/2011 | CN101992382A Method for carrying out cold extrusion molding on pinion in automobile steering device |
| 03/30/2011 | CN101992224A Production process of clad steel wire rod with steel core wire of dual phase structure |
| 03/30/2011 | CN101613840B Super-thick steel plate with obdurability matching and excellent high-temperature performance and manufacturing method thereof |
| 03/30/2011 | CN101389778B Wire with excellent suitability for drawing and process for producing the same |
| 03/30/2011 | CN101376960B Alloying furnace cooling section strip steel cooling apparatus and cooling control method |
| 03/30/2011 | CN101353754B Steel for internal magnetic shield and manufacturing method thereof |
| 03/30/2011 | CN101121957B Link joint strengthening method for bicycle chain under weak carbon potential atmosphere |
| 03/29/2011 | US7914630 Method for producing mat-surfaced austenitic stainless steel strips |
| 03/29/2011 | CA2631576C Method and apparatus for heating steel components in a continuous furnace |
| 03/24/2011 | WO2011032685A1 Method for pre-treating and preparing a sheet metal part |
| 03/24/2011 | WO2010009701A3 Retort furnace for heat treating metal workpieces |
| 03/24/2011 | US20110068518 Heating furnace for press hardening process |
| 03/24/2011 | US20110067788 Processes for reducing flatness deviations in alloy articles |
| 03/24/2011 | DE112007003026B4 Verfahren zur Herstellung eines Glas-Formwerkzeugs A process for producing a glass-forming die |
| 03/24/2011 | DE102009040825A1 Induktor und Verwendung eines solchen Induktors Inductor and use of such an inductor |
| 03/24/2011 | DE102009040823A1 Vorrichtung zum induktiven Erwärmen und Verwendung einer solchen Vorrichtung A device for inductive heating and use of such a device |
| 03/24/2011 | DE102009040322A1 Process for storing a cast motor vehicle component having a curved shape with areas of different wall thickness during heat treatment subsequent to casting, comprises determining a storage position of the vehicle component |
| 03/23/2011 | EP2299132A1 Grease-sealed bearing |
| 03/23/2011 | EP2298939A2 Device for inductive heating and use of such a device |
| 03/23/2011 | EP2298488A1 A medical guide wire, a method of making the same, an assembly of balloon catheter and guiding catheter combined with the medical guide wire, an assembly of microcatheter and guiding catheter combined with the medical guide wire |
| 03/23/2011 | EP2297367A1 Method for producing a formed steel part having a predominantly ferritic-bainitic structure |
| 03/23/2011 | EP1285098B2 Method and device for induction hardening crankshafts |
| 03/23/2011 | CN201770748U Sealed electric conduction wheel |
| 03/23/2011 | CN201770747U Residual-heat utilization steel-tape heat treatment system |
| 03/23/2011 | CN201770746U 退火设备 Annealing equipment |
| 03/23/2011 | CN201770745U Spheroidizing furnace for manufacturing steel tube |
| 03/23/2011 | CN201770744U Bright annealing furnace with roller bottom |
| 03/23/2011 | CN201770743U Sealing device of bright annealing furnace |
| 03/23/2011 | CN201770742U Electric control system of diaphragm spring quenching machine tool |
| 03/23/2011 | CN201770741U Diaphragm spring quenching machine tool fixture |
| 03/23/2011 | CN201770740U Isothermal normal fire copying local thermal equilibrium device |
| 03/23/2011 | CN201770739U Protective gas reclaiming and recycling device for bell type bright annealing oven |
| 03/23/2011 | CN201770738U Charging mechanism of horizontal vacuum thermal treatment furnace |
| 03/23/2011 | CN201770737U Centre device of quenching machine tool |
| 03/23/2011 | CN201770736U Natural gas bending furnace |
| 03/23/2011 | CN201770735U Pin-track double-tooth induction quenching device |
| 03/23/2011 | CN201770734U Cooling device for thermal treatment of drill rod |
| 03/23/2011 | CN201770730U Induction heating end temperature equilibrium device |
| 03/23/2011 | CN1978675B Car-type heat treatment furnace |
| 03/23/2011 | CN101988570A Design method of gears and racks for airplane slat actuators |
| 03/23/2011 | CN101988371A Intelligent drilling rod for petroleum and natural gas extraction and manufacture method thereof |
| 03/23/2011 | CN101988370A Short-process flexible drill rod producing equipment and process |
| 03/23/2011 | CN101988176A Structural alloy steel and processing technology for preparing heat-insulating oil tube from same |
| 03/23/2011 | CN101988152A Method for detecting cleaness of furnace gas in continuous annealing furnace |
| 03/23/2011 | CN101988151A Continuous annealing furnace gas cleanliness detecting system |
| 03/23/2011 | CN101988150A Detection system for detecting oil content in gas in continuous annealing furnace on line |
| 03/23/2011 | CN101988149A Continuous electric heating and annealing furnace boiler device for uniformly softening T-shaped strip material |
| 03/23/2011 | CN101988148A Energy-saving stainless steel wire hydrogen retreat furnace |
| 03/23/2011 | CN101988147A Treatment method for welding zone of high-performance sulfur-resisting drill pipe body and joint |
| 03/23/2011 | CN101988146A Creep age forming method of integral wing panel |
| 03/23/2011 | CN101748261B Box type groove form heating furnace |
| 03/23/2011 | CN101705348B Technology for quenching drive half shaft of a truck made from 42CrMo |
| 03/23/2011 | CN101638713B Device capable of using heat treatment waste heat for blackening process |
| 03/23/2011 | CN101591727B Heat treatment method for low-carbon alloy steel forging blank |
| 03/23/2011 | CN101580897B Method for improving Bi-system high temperature superconducting wire internal interface conditions |
| 03/23/2011 | CN101413088B Sulfurated hydrogen stress etching-resisting petroleum casing pipe and manufacturing method thereof |
| 03/23/2011 | CN101283109B Process for manufacturing roller rim of lower running body of construction machine |
| 03/22/2011 | CA2488156C Method and device for patenting steel wires |
| 03/17/2011 | WO2011031511A1 Heat retention tunnel for processing coils of hot rolled bar and rod products |
| 03/17/2011 | WO2011030853A1 High-strength bolt |
| 03/17/2011 | WO2011030827A1 Process for production of carbonitrided member |
| 03/17/2011 | US20110061775 Method for producing metal-based materials for magnetic cooling or heat pumps |
| 03/16/2011 | EP2295777A1 Internal engine piston and its production method |
| 03/16/2011 | EP2295615A1 High-strength hot-rolled steel sheet for line pipe excellent in low-temperature toughness and ductile-fracture-stopping performance and process for producing the same |
| 03/16/2011 | EP2295607A1 Inductor and use of such an inductor |
| 03/16/2011 | EP1982134B1 Roller hearth furnace for heating and/or temperature equalisation of steel or steel alloy continuous cast products and arrangement thereof before a hot strip final rolling mill |
| 03/16/2011 | CN201765519U Pipe high-speed continuous inductive annealing furnace material collecting control system |
| 03/16/2011 | CN201762410U Handling manipulator jaw-adjusting rod |
| 03/16/2011 | CN201762409U Coiler furnace |
| 03/16/2011 | CN201762408U Bell type stacking frame for bell-type annealing furnace |
| 03/16/2011 | CN201762407U Bell type furnace convection plate |
| 03/16/2011 | CN201762406U Cooling device of bell-type annealing furnace inner cover seal ring |
| 03/16/2011 | CN201762405U High-efficient annealing furnace capable of preventing cold-rolled strip steel from adhering |
| 03/16/2011 | CN201762404U Device for carrying out automatic continuous cleanliness detection on multiple sampling points |
| 03/16/2011 | CN201762403U Novel roll changing device |
| 03/16/2011 | CN201762402U Cold-rolling silicon steel sheet workpiece slow cooling device of continuous annealing bluing furnace |
| 03/16/2011 | CN201762401U Cold-rolling silicon steel sheet workpiece bluing device of continuous annealing bluing furnace |
| 03/16/2011 | CN201762400U Continuous induction hardening machine tool with stepped shaft neck and circular arc transitional surface |
| 03/16/2011 | CN201762399U Closed quenching common normalization cooling device |
| 03/16/2011 | CN201762398U Bimetallic tape saw blade on-line full-automatic tempering device with multi-tapes in one furnace |
| 03/16/2011 | CN201762397U External hook type scavenging device of annealing furnace |
| 03/16/2011 | CN201762396U Annealing material rest device |
| 03/16/2011 | CN201762395U Heat treatment device for thin-walled annular elastic components |
| 03/16/2011 | CN201762394U Heat shaping bell jar furnace of friction plate |
| 03/16/2011 | CN201762393U Continuous quenching and annealing device of valve rod end |
| 03/16/2011 | CN201762392U Door of annealing furnace |
| 03/16/2011 | CN201762390U Gas supply device capable of realizing section protection atmosphere with different hydrogen concentration |
| 03/16/2011 | CN201762388U Bottom-spraying quenching device |
| 03/16/2011 | CN201762381U Cooling titration device for gold bonding wire in annealing process |
| 03/16/2011 | CN101985754A Continuous heat processing technology of steel wire |
| 03/16/2011 | CN101985687A Contact-type automatic measuring equipment and method for plate temperature |
| 03/16/2011 | CN101985686A Continuous heat treatment equipment |
| 03/16/2011 | CN101985685A Roller tempering heat treatment process |
| 03/16/2011 | CN101985684A GCr15 roller quenching process |
| 03/16/2011 | CN101985683A Quenching process of Cr12MoV roller |
| 03/16/2011 | CN101985682A Quenching process of Cr12 roller |
| 03/16/2011 | CN101985681A Quenching process of 9Cr2Mo roller |
| 03/16/2011 | CN101985680A Barrel supporting device of tube mill |
| 03/16/2011 | CN101985674A Heat treatment method of mining scraper |