| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 06/27/2013 | WO2013094876A1 Jig for producing vehicle wiper tension springs |
| 06/27/2013 | WO2013091922A1 Process for producing a ring-pull top and also use of a steel sheet provided with a protective layer for a ring-pull top |
| 06/27/2013 | DE102011122145A1 Rolling element assembly useful for rotational connection with ball-rolling element raceway system, comprises overlap region at initial- and end region of hardened rolling body raceway, where overlap region has region of lesser hardness |
| 06/27/2013 | DE102011056900A1 Manufacturing a workpiece, comprises deforming the workpiece by generating a temperature profile in the workpiece, and processing the deformed workpiece using a profile-imaging mold, for forming a profile |
| 06/27/2013 | DE102011056846A1 Verfahren zur Herstellung eines Aufreißdeckels sowie Verwendung eines mit einer Schutzschicht versehenen Stahlblechs zur Herstellung eines Aufreißdeckels A method for preparing a pull-tab, and using a protective layer provided with a steel sheet for making a pull-tab |
| 06/26/2013 | EP2607503A1 Quenching chamber with an integral access door |
| 06/26/2013 | CN203021651U Seamless steel tube core rod surface strengthening device |
| 06/26/2013 | CN203021625U Novel sector-shaped heater |
| 06/26/2013 | CN203021623U Spray cooling device applicable to roller quenching |
| 06/26/2013 | CN203021622U Quenching and tempering quick cooling equipment of bimetal strip saw blade heat treatment production line |
| 06/26/2013 | CN203021620U Medium-frequency steering knuckle quenching inductor |
| 06/26/2013 | CN203021617U Charging platform for vertical vacuum furnace |
| 06/26/2013 | CN203021616U Hanging-type rotating quenching device of axle |
| 06/26/2013 | CN203021615U Quenching-oil cooling and circulating device |
| 06/26/2013 | CN203021614U Full-automatic quenching mechanism for quenching furnace |
| 06/26/2013 | CN203021613U Quench machining tool |
| 06/26/2013 | CN203021612U Quenching heater applicable to rollers |
| 06/26/2013 | CN203021611U Vacuum dual-chamber high-pressure gas quenching furnace |
| 06/26/2013 | CN203021610U Multifunctional constant warm tube annealing furnace device |
| 06/26/2013 | CN203021609U Annealing furnace charge frame |
| 06/26/2013 | CN203021608U Adjustable annealing furnace charge frame |
| 06/26/2013 | CN203021607U Rotary supporting quenching sensor |
| 06/26/2013 | CN203021606U Novel roller type electrospark hardening device |
| 06/26/2013 | CN203021605U Novel roller type electrospark hardening device |
| 06/26/2013 | CN103180476A Steel for cold forging/nitriding, steel material for cold forging/nitriding, and cold-forged/nitrided component |
| 06/26/2013 | CN103180467A Method for controlling carrying-in of metallic materials in walking beam heat treatment furnace |
| 06/26/2013 | CN103173606A Method for producing a motor vehicle component and motor vehicle component |
| 06/26/2013 | CN103173602A Method for heat treatment of expanding mold piece |
| 06/26/2013 | CN103173601A T8A steel bidirectional elastic chuck quenching technology |
| 06/26/2013 | CN103173600A M56*3 high-strength bolt production method |
| 06/26/2013 | CN103173595A Quenching inductor for shaft parts and quenching method |
| 06/26/2013 | CN103173594A Process for performing complete stress relief annealing on cold-rolled stainless steel coil by means of continuous annealing furnace |
| 06/26/2013 | CN103170709A Non-penetration copper build up welding method on D406A steel surface |
| 06/26/2013 | CN102605269B Cold-rolled sheet and method for manufacturing same |
| 06/26/2013 | CN102560035B Clamping tool for inner gear ring |
| 06/26/2013 | CN102505098B Low-alloy heat-resistant high-strength steel and member thereof |
| 06/26/2013 | CN102409144B Continuous type alloy steel heat treatment line |
| 06/26/2013 | CN102345006B Method for manufacturing screw |
| 06/26/2013 | CN102345005B Alloy screw production method |
| 06/26/2013 | CN102260826B High temperature resistant martensitic stainless steel and production method thereof |
| 06/26/2013 | CN102242312B Ferrous seal sliding part and producing method thereof |
| 06/26/2013 | CN102234744B Ultra-pure alloy and method for manufacturing turbine rotor forging by using same |
| 06/25/2013 | US8469829 Fixed constant velocity universal joint |
| 06/20/2013 | WO2013089422A1 Method and apparatus for controlling the strip temperature of the rapid cooling section of a continuous annealing line |
| 06/20/2013 | WO2013088764A1 Infrared heating device |
| 06/20/2013 | WO2013087650A1 Method for induction hardening of crankshafts made from spheroidal graphite cast iron and induction hardened crankshaft |
| 06/20/2013 | WO2013087274A1 Method and device for partially hardening sheet metal components |
| 06/20/2013 | WO2013036166A4 Method and apparatus for heat treating rails |
| 06/20/2013 | US20130152650 Method and device for treatment of continuous or discrete metal products |
| 06/20/2013 | DE102011088634A1 Geschlossenes Transportfluidsystem zum ofeninternen Wärmeaustausch zwischen Glühgasen Closed fluid transport system for kiln internal heat exchange between Glühgasen |
| 06/19/2013 | EP2604710A1 Method for hardening of a metallic workpiece |
| 06/19/2013 | EP2604709A1 Fluidised bed treatment |
| 06/19/2013 | EP2604708A1 Fluidised bed treatment |
| 06/19/2013 | EP2604707A1 Fluidised bed treatment |
| 06/19/2013 | EP2604706A1 Method for thermal processing of articles consisting of alloys on the basis of iron (variants) |
| 06/19/2013 | CN203007348U Convection disc capable of preventing bonding steel of cold-strip steel housing anneal furnace |
| 06/19/2013 | CN203007347U Exhaust oil-gathering device for full-hydrogen bell type annealing furnace valve station |
| 06/19/2013 | CN203007345U Oil fume filtering water cooling device of roller hearth continuous annealing furnace |
| 06/19/2013 | CN203007343U Winding and unreeling device for vertical continuous annealing furnace |
| 06/19/2013 | CN203007336U Heat treatment device |
| 06/19/2013 | CN203007335U Cooling device for heat treatment |
| 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 | CN203007331U Production line with two symmetric vertical quenching furnaces in aluminum alloy extrusion workshop |
| 06/19/2013 | CN203007330U Combustion device for aluminum profile time-effective furnace |
| 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 | CN203007327U Pin shaft automatic high-frequency annealing tool |
| 06/19/2013 | CN203007326U Locking mechanism for cabin door of annealing furnace |
| 06/19/2013 | CN203007325U Automatic high-frequency quenching device of double end faces of gear hub |
| 06/19/2013 | CN203007324U Leaser head for strengthening laser shock for shielding parts of blisk |
| 06/19/2013 | CN203007323U Chunk glass collecting device |
| 06/19/2013 | CN203007322U Through furnace steel plate capable of improving effect of through furnace |
| 06/19/2013 | CN203007321U Aluminum alloy deformation tool clamp |
| 06/19/2013 | CN103168106A Steel sheet and steel sheet production process |
| 06/19/2013 | CN103161825A Air-cooled local-hardened miniature guide rail and manufacturing method thereof |
| 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 | CN103160747A Low welding crack sensitivity off-line tempering super thick steel plate and manufacturing method thereof |
| 06/19/2013 | CN103160734A Super-thick steel P460NL1 (L2) plate for pressure vessel and method for producing same |
| 06/19/2013 | CN103160727A Low-temperature high-tenacity nodular cast iron bearing block and manufacturing method thereof |
| 06/19/2013 | CN103160677A Inductive hardening of pinion teeth |
| 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 | CN103160671A Online brightness solid solution furnace for stainless steel welding tube |
| 06/19/2013 | CN103160670A Solid solution furnace |
| 06/19/2013 | CN103160668A Device for online thermal deformation treatment of steel wire |
| 06/19/2013 | CN103160661A Press machine quenching machine frame structure |
| 06/19/2013 | CN103160660A High-precision diaphragm pressure quenching die |
| 06/19/2013 | CN103160659A Clamp type compact on-line quenching system |
| 06/19/2013 | CN103160658A Continuous muffle mesh belt hardening furnace production line |
| 06/19/2013 | CN103160657A Plant and method for hot forming blanks |
| 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 | CN102643958B Heat treatment device for gradient of disk component |