| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 08/21/2013 | CN203144468U Taper shank drill blank heating device |
| 08/21/2013 | CN203144467U Dual-convex-rib quenching sensor |
| 08/21/2013 | CN203144459U Tool hanger for quenching slender shaft workpiece |
| 08/21/2013 | CN203144456U Regulating device for center height of electromagnetic induction heat treatment automatic line induction heating coil |
| 08/21/2013 | CN203144455U Induction quenching device for concave spherical surface of shovel blade connecting base |
| 08/21/2013 | CN203144454U Heating and heat-preserving device of pile leg main board tube |
| 08/21/2013 | CN203144450U Quenching inductor for concave spherical surface of shovel blade connecting base |
| 08/21/2013 | CN203144448U High-temperature vertical strip material heat treatment test furnace with flipping plates |
| 08/21/2013 | CN103261475A Holder for boring head coating |
| 08/21/2013 | CN103261465A Hot-dip zinc-plated steel sheet and process for production thereof |
| 08/21/2013 | CN103261464A Hot-rolled or cold-olled steel plate, method for manufacturing same, and use thereof in the automotive industry |
| 08/21/2013 | CN103261453A Method for continuously annealing steel strip and hot-ip galvanization method |
| 08/21/2013 | CN103261452A Method for manufacturing hot stamped body having vertical wall, and hot stamped body having vertical wall |
| 08/21/2013 | CN103261451A Process for producing steel pipe for air bag |
| 08/21/2013 | CN103261450A High-carbon chromium bearing steel, and process for production thereof |
| 08/21/2013 | CN103261449A Heating device |
| 08/21/2013 | CN103255348A Low-carbon high-boron high-speed steel composite roll and preparation method thereof |
| 08/21/2013 | CN103255345A 80ksi-steel-grade hydrogen sulfide stress corrosion resistant petroleum casing pipe and manufacturing method thereof |
| 08/21/2013 | CN103255283A Thermal treatment process for improving tread tissue and mechanical property of CL60 steel wheel |
| 08/21/2013 | CN103255282A Continuous annealing furnace plate temperature control method |
| 08/21/2013 | CN103255279A Heat treatment process of steel wire |
| 08/21/2013 | CN103255278A Strip steel annealing method |
| 08/21/2013 | CN103255277A Method for producing wide and thin IF (Interstitial Free) steel in continuous annealing manner |
| 08/21/2013 | CN103255276A Novel large-diameter stainless steel column tube solid melting processing process |
| 08/21/2013 | CN103255275A Automobile torsion rod spring annealing process |
| 08/21/2013 | CN103255270A Annealing device used before forming of products |
| 08/21/2013 | CN102534144B Disc quenching machine for car stabilizer bar |
| 08/21/2013 | CN102489758B Lock hook processing method |
| 08/21/2013 | CN102341510B Coating method |
| 08/21/2013 | CN102319851B Cold precision forging technique for Z type contacts |
| 08/21/2013 | CN102119234B High-strength cold-rolled steel sheet excellent in weldability and process for production of same |
| 08/21/2013 | CN102021312B Scheduling method of hot rolling heating furnace energy based on heat balance |
| 08/20/2013 | US8512487 Seamless expandable oil country tubular goods and manufacturing method thereof |
| 08/15/2013 | WO2013117953A1 Process for making a steel part, and steel part so obtained |
| 08/15/2013 | US20130209948 Method for increasing the temperature homogeneity in a pit furnace |
| 08/14/2013 | EP2625436A1 Roller made from a composite material and used for high-temperature annealing |
| 08/14/2013 | DE112011103824T5 Drahtelektrodenanlassbearbeitungsverfahren und Drahtelektroerodierbearbeitungsvorrichtung Wire electrodes event processing method and Drahtelektroerodierbearbeitungsvorrichtung |
| 08/14/2013 | CN203132367U Smoke exhausting system for heat treatment |
| 08/14/2013 | CN203130764U Spline shaft |
| 08/14/2013 | CN203128630U Furnace bottom structure for preventing steel billet in annular heating furnace from rolling |
| 08/14/2013 | CN203128629U Multifunctional water quenching tank for large-sized rubber tube wires and electroplating lines |
| 08/14/2013 | CN203128628U Horizontal double-station Laura induction quenching and tempering device |
| 08/14/2013 | CN203128627U Automobile wheel heat treatment and residual heat recycling device |
| 08/14/2013 | CN203128626U Center temperature measurement type steel pipe induction heating device |
| 08/14/2013 | CN203128625U Waste heat recycling steel pipe induction heating device |
| 08/14/2013 | CN203128624U Automatic heat treatment system |
| 08/14/2013 | CN203128623U Double-chamber single-air-suction type guiding device |
| 08/14/2013 | CN203128619U Intermediate-frequency induction coil |
| 08/14/2013 | CN203125046U Paired welding and heat treatment device for water-cooled wall bottom cone |
| 08/14/2013 | CN103249855A Steel sheet for bottom covers of aerosol cans and method for producing same |
| 08/14/2013 | CN103249853A Hot-rolled steel sheet, cold-olled steel sheet, and plated steel sheet each having exellent uniform ductility and local ductility in high-speed deformation |
| 08/14/2013 | CN103249847A 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 |
| 08/14/2013 | CN103249846A UV laser exposure of housings and components of door drives and door closers |
| 08/14/2013 | CN103244671A Method for manufacturing novel tungsten, molybdenum and chrome alum turbocharger sealing ring |
| 08/14/2013 | CN103243273A Conical-face welding type hydrogen sulfide corrosion-resistant boring rod adopting same material and processing process thereof |
| 08/14/2013 | CN103243212A Manufacturing method of high-temperature-resistant rolling shaft bearing |
| 08/14/2013 | CN103243211A Roller quenching method by electric heating and device |
| 08/14/2013 | CN103243210A Two-stage quenching heat treatment process method of crusher combined hammer head and special device thereof |
| 08/14/2013 | CN103243203A Heat treatment process of 4Cr13 stainless steel granulator circular mould |
| 08/14/2013 | CN103243202A Thermal treatment processing technology for transmission shaft of petroleum drilling and production equipment |
| 08/14/2013 | CN102851460B Stepping feeding heat-treatment furnace |
| 08/14/2013 | CN102605162B Emergency state control system of continuous annealing furnace on continuous assembly line |
| 08/14/2013 | CN102312157B Cold-rolled TRIP steel at over 1000 MPa and preparation method thereof |
| 08/14/2013 | CN101921899B Induction quenching method of gearshift shaft of change gear case |
| 08/14/2013 | CN101802233B Dual-phase steel, flat product made of such dual-phase steel and method for producing flat product |
| 08/13/2013 | US8506879 Method for cooling hot strip |
| 08/13/2013 | US8506878 Rod or wire manufacturing system, related methods, and related products |
| 08/13/2013 | US8506732 Heat treatment of helical springs or similarly shaped articles by electric resistance heating |
| 08/13/2013 | CA2668393C Coated steel strips, fabrication processes thereof, usage processes thereof, stamping blanks prepared from same, stamped products prepared therefrom and manufactured products containing such a stamped product |
| 08/13/2013 | CA2569175C Wiper blade, jig for heat treating wiper frame of wiper blade and method for machining wiper frame using the same |
| 08/08/2013 | WO2013114519A1 Uoe steel pipe for line pipe |
| 08/08/2013 | US20130203004 Method for increasing the temperature homogeneity in a pit furnace |
| 08/08/2013 | DE102011056444A1 Verfahren und Vorrichtung zum partiellen Härten von Blechbauteilen Method and apparatus for partial hardening of sheet metal parts |
| 08/07/2013 | EP2623631A1 High-strength steel sheet and method for producing same |
| 08/07/2013 | EP2623630A1 High-strength steel sheet and method for producing same |
| 08/07/2013 | EP2623629A1 High-strength hot-dip galvanized steel sheet having excellent fatigue characteristics and manufacturing method therefor |
| 08/07/2013 | EP2623622A1 High-strength hot-dip galvanized steel sheet with excellent deep drawability and stretch flangeability, and process for producing same |
| 08/07/2013 | EP2623618A1 High-strength steel sheet and manufacturing method therefor |
| 08/07/2013 | EP2623617A2 Method for producing an armouring component and armouring component |
| 08/07/2013 | EP2623615A2 Preventive maintenance method and apparatus for a structural components in a reactor pressure vessel |
| 08/07/2013 | EP2623252A1 Method of forming a strong connection between two components using forms for manipulating the components |
| 08/07/2013 | EP2623226A1 Press-molded article and method for producing same |
| 08/07/2013 | EP2622107A1 Method and device for conducting the flow in industrial furnaces for the thermal treatment of metal materials/workpieces |
| 08/07/2013 | CN203112895U Monitoring system of medium frequency heating and annealing PLC (Programmable Logic Controller) control upper computer of metal tube |
| 08/07/2013 | CN203112892U Steel turning device |
| 08/07/2013 | CN203112891U Chain type aluminum wire annealing furnace |
| 08/07/2013 | CN203112890U External-contacting quenching fixture assembly |
| 08/07/2013 | CN203112889U Heating furnace |
| 08/07/2013 | CN203112888U Gear shaft quenching work fixture |
| 08/07/2013 | CN203112887U Multi-roller way steel tube annealing furnace |
| 08/07/2013 | CN203112886U Double-station steel rail intermediate frequency induction quenching device |
| 08/07/2013 | CN203112885U Air cooling device for accelerated cooling of medium plate |
| 08/07/2013 | CN203112884U Converter parallel feeding device for thermal treatment of chain parts |
| 08/07/2013 | CN203112883U Annealing furnace for heat treatment of pressure vessel |
| 08/07/2013 | CN203112878U Quenching device for transmission guide plate |
| 08/07/2013 | CN203112877U Crankshaft quenching balance suspension |
| 08/07/2013 | CN203112876U High-frequency heating sensor |
| 08/07/2013 | CN103237927A Process for producing hot-pressed member |
| 08/07/2013 | CN103237913A Rolling bearing and method for producing same |
| 08/07/2013 | CN103237906A 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 |