| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 06/19/2013 | CN203007339U Continuous tempering furnace for saw blades |
| 06/19/2013 | CN203007338U Steel tube heat treatment device in variable frequency induction manner |
| 06/19/2013 | CN203007337U Titanium and titanium alloy sheet stacking type bell type annealing furnace |
| 06/19/2013 | CN203007334U Continuous quenching device of saw blade |
| 06/19/2013 | CN203007333U Heat treatment system |
| 06/19/2013 | CN203007332U Supporting device for carburizing and quenching disk type thin-all gear |
| 06/19/2013 | CN203007329U Biomass gas stainless steel annealing system |
| 06/19/2013 | CN203007328U Furnace door pressing device of aluminum material annealing furnace |
| 06/19/2013 | CN203007325U Automatic high-frequency quenching device of double end faces of gear hub |
| 06/19/2013 | CN203007322U Through furnace steel plate capable of improving effect of through furnace |
| 06/19/2013 | CN103168112A Bearing steel and ingot material for bearing having excellent rolling contact fatigue life characteristics and method for manufacturing the same |
| 06/19/2013 | CN103168106A Steel sheet and steel sheet production process |
| 06/19/2013 | CN103168105A A steel strip composite and a method for making the same |
| 06/19/2013 | CN103161825A Air-cooled local-hardened miniature guide rail and manufacturing method thereof |
| 06/19/2013 | CN103161817A Hollow axle for high-speed locomotive and method for manufacturing hollow axle |
| 06/19/2013 | CN103160898A Preparation process for super-faced silver-plated oxygen-free copper wire, and device thereof |
| 06/19/2013 | CN103160767A Method for increasing temperature of semi-hardness aluminum-zinc-plating strip steel entering zinc pot |
| 06/19/2013 | CN103160752A High strength seamless steel pipe with excellent low temperature toughness and manufacturing method thereof |
| 06/19/2013 | CN103160750A Homogenizing guide roller for rods/wires and processing technique thereof |
| 06/19/2013 | CN103160747A Low welding crack sensitivity off-line tempering super thick steel plate and manufacturing method thereof |
| 06/19/2013 | CN103160737A Bainite steel, steel guard rail prepared by bainite steel thereof and preparation method |
| 06/19/2013 | CN103160736A High strength bainitic steel rail and heat treatment process thereof |
| 06/19/2013 | CN103160730A Large-swelling-amount welded tube and manufacturing method thereof |
| 06/19/2013 | CN103160678A Postweld heat treatment technology of improving aluminum bronze welding wire welded joint performance |
| 06/19/2013 | CN103160677A Inductive hardening of pinion teeth |
| 06/19/2013 | CN103160676A Quenching clamp mechanism for small shaft parts |
| 06/19/2013 | CN103160675A Method for processing straight pipe of cantilever crane pipe of concrete pump truck |
| 06/19/2013 | CN103160674A Charging method applied to pipe fitting vacuum heat treatment |
| 06/19/2013 | CN103160673A Stainless steel welded pipe bright solid solution processing device |
| 06/19/2013 | CN103160672A Online brightness solid solution machine for stainless steel welding tube |
| 06/19/2013 | CN103160671A Online brightness solid solution furnace for stainless steel welding tube |
| 06/19/2013 | CN103160670A Solid solution furnace |
| 06/19/2013 | CN103160669A Solid solution machine |
| 06/19/2013 | CN103160662A Roller cold-treatment technology |
| 06/19/2013 | CN103160661A Press machine quenching machine frame structure |
| 06/19/2013 | CN103160660A High-precision diaphragm pressure quenching die |
| 06/19/2013 | CN103160658A Continuous muffle mesh belt hardening furnace production line |
| 06/19/2013 | CN103160656A Adjusting device for electromagnetic induction heat treatment automatic linear induction heating coil center height |
| 06/19/2013 | CN103160655A Mesh belt type isothermal normalization apparatus |
| 06/19/2013 | CN103160654A Manufacturing method of ultrahigh strength surface-active steel plate and the steel plate |
| 06/19/2013 | CN103160653A Sensor for read arm in electronic multi-arm opening device of high speed loom |
| 06/19/2013 | CN103157917A Water wall base cone assembly welding and heat treatment device and method |
| 06/19/2013 | CN103157765A Resin sand cast fully-polishing forming device of stator blades of large turbine |
| 06/19/2013 | CN102643958B Heat treatment device for gradient of disk component |
| 06/19/2013 | CN102560259B Preparation method for twinning induced plasticity (TWIP) steel for low-cost large-expansibility expansion pipe and steel pipe |
| 06/19/2013 | CN102534145B Quenching cooling device for large cylindrical workpieces |
| 06/19/2013 | CN102416411B Manufacturing method of directly cold-drawn spring steel wire with excellent fatigue performance |
| 06/19/2013 | CN102399967B Heat treatment method of eliminating overheated structure of crankshaft forging for large-scale ship |
| 06/19/2013 | CN102352431B Large-scale high-chrome cast iron roller permissible differential temperature heat treatment |
| 06/19/2013 | CN102329946B Calculation method of heating time of large steel ingot |
| 06/19/2013 | CN102329944B Operating method of sequential differential temperature heat treatment for rollers of different diameters |
| 06/19/2013 | CN102321795B Heat treatment method for high ferrochrome roll requiring stepped hardness of roll body |
| 06/19/2013 | CN102312072B Rivet quenching system |
| 06/19/2013 | CN102294548B Welding method of nuclear reactor evaporator supporting stop rack |
| 06/19/2013 | CN102260777B Heat processing process for lockset material and equipment thereof |
| 06/19/2013 | CN102220459B Heat process capable of lowering ductile-brittle transition temperature and intergranular fracture ratio of turbine blades |
| 06/19/2013 | CN102019534B Manufacturing method of valve part |
| 06/19/2013 | CN101983247B Steel material, process for producing steel material, and apparatus for producing steel material |
| 06/19/2013 | CN101974674B Spraying quenching device for steel cylinders |
| 06/19/2013 | CN101906527B Heat processing furnace |
| 06/19/2013 | CN101755061B Electric induction heat treatment |
| 06/19/2013 | CN101578381B Processes for production of steel sheets for cans |
| 06/18/2013 | US8465601 High carbon steel sheet superior in tensile strength and elongation and method for manufacturing the same |
| 06/18/2013 | CA2610378C Method for producing a metallic component comprising adjoining portions having differing material properties |
| 06/13/2013 | WO2013085033A1 Bearing components, rolling bearing, and methods for producing same |
| 06/13/2013 | WO2013085005A1 Hot-rolled ferritic stainless steel sheet with excellent cold cracking resistance and manufacturing process therefor |
| 06/13/2013 | WO2013084870A1 Method and device for determining rotational speed of cooling furnace blower |
| 06/13/2013 | WO2013084864A1 Machine part, rolling bearing, conical roller bearing and method for manufacturing machine part |
| 06/13/2013 | WO2013084800A1 Rolling bearing and method for producing same |
| 06/13/2013 | WO2013084478A1 Method for manufacturing high-strength cold-rolled steel sheet having excellent aging resistance and bake hardenability |
| 06/13/2013 | WO2013084458A1 Hot-rolled steel sheet for cold rolling material, and method for producing same |
| 06/13/2013 | WO2013083540A1 Corrosion-resistant screw, use of a screw of this type in a corrosive environment, and method for producing a screw of this type |
| 06/13/2013 | US20130146366 Earth-boring tools, methods of forming earth-boring tools, and methods of repairing earth-boring tools |
| 06/13/2013 | DE102011120681A1 Anlage und Verfahren zum Vorwärmen von Platinen beim Warmumformen System and method of preheating of blanks during hot forming |
| 06/13/2013 | DE102011120679A1 Anlage und Verfahren zum Warmumformen von Platinen System and method for hot forming of boards |
| 06/12/2013 | EP2602350A1 Spring and manufacture method thereof |
| 06/12/2013 | EP2602348A1 Grain-oriented magnetic steel sheet |
| 06/12/2013 | EP2602341A1 Grain-oriented electrical steel sheet, and method for producing same |
| 06/12/2013 | EP2602340A1 Oriented electromagnetic steel plate and production method for same |
| 06/12/2013 | EP2602339A1 Grain-oriented electrical steel sheet, and method for producing same |
| 06/12/2013 | EP2602334A1 Plant and method for hot forming blanks |
| 06/12/2013 | EP2601322A2 Method for heat treating the wheel rim of railway vehicle wheels |
| 06/12/2013 | CN202989260U Clean and pollution-free ultra-soft tin-coated solder strip production system |
| 06/12/2013 | CN202989246U Hydro-generator seat vibration aging device |
| 06/12/2013 | CN202989245U Gas joint for gas cover-type furnace |
| 06/12/2013 | CN202989244U Heat treatment device of solar photovoltaic solder strips |
| 06/12/2013 | CN202989243U Cooling air supply device used for cold-strip steel continuous annealing furnace |
| 06/12/2013 | CN202989242U Galvanized vertical annealing furnace |
| 06/12/2013 | CN202989241U Device for inhibiting thermal crown change of furnace rollers |
| 06/12/2013 | CN202989240U Steel cord austenite furnace wire leading machine |
| 06/12/2013 | CN202989239U Adjustable wind shield for austenite furnace opening |
| 06/12/2013 | CN202989238U Shaft end lengthening device of minisize supporting roll |
| 06/12/2013 | CN202989237U Hardened inner gear |
| 06/12/2013 | CN202989236U Hardening supporting axle |
| 06/12/2013 | CN202989235U Tubing hardening and tempering single-wheeled pinch roller |
| 06/12/2013 | CN202989234U Swing arm type steel pipe transporting lifting roller table |
| 06/12/2013 | CN202989233U Spraying cooling device used for induction heating furnace |
| 06/12/2013 | CN202989232U Stepping type pipe heating furnace |
| 06/12/2013 | CN202989231U Heat treatment device of steel sheet for hosiery machine needle cylinder |
| 06/12/2013 | CN202989230U Irregular curved surface part adjustable heat treatment clamp device |