| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 07/03/2013 | CN103184458A Method for processing bending die with long service life |
| 07/03/2013 | CN103184388A Integral normalizing process of 95CrMo steel for rock drilling rod |
| 07/03/2013 | CN103184331A Processing method of cutting module for automobile exhaust pipe |
| 07/03/2013 | CN103184318A Carbon restoration quenching treatment method for decarburized connecting rod forgings |
| 07/03/2013 | CN103184317A Steel plate type circular quenching roller with uniformly sand-blast surface |
| 07/03/2013 | CN103183097A Front fork tube of high-strength front shock absorber and manufacturing method of front fork tube |
| 07/03/2013 | CN102305026B Special-shaped drill pipe for geological exploration and processing method thereof |
| 07/02/2013 | US8475610 Induction hardening system and method |
| 06/27/2013 | WO2013095244A1 Method for manufacturing a steel component by flash butt welding and a component made by using the method. |
| 06/27/2013 | WO2013095005A1 Non-magnetic high manganese steel sheet with high strength and manufacturing method thereof |
| 06/27/2013 | WO2013094876A1 Jig for producing vehicle wiper tension springs |
| 06/27/2013 | WO2013094777A1 Grain-oriented electrical steel sheet having low core loss and high magnetic flux density, and method for manufacturing same |
| 06/27/2013 | WO2013094179A1 High-strength seamless steel pipe with excellent resistance to sulfide stress cracking for oil well, and process for producing same |
| 06/27/2013 | WO2013094130A1 High-strength steel sheet and process for producing same |
| 06/27/2013 | WO2013094116A1 Method for manufacturing steel tube for airbag |
| 06/27/2013 | WO2013093609A1 Rolling bearing arrangement with inclined hardness zones |
| 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 | US20130160906 Method for producing a motor vehicle component and motor vehicle component |
| 06/27/2013 | US20130160903 Method for quenching steel pipe and method for producing steel pipe using the same |
| 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 | DE102011057007A1 Verfahren zum Herstellen eines Kraftfahrzeugbauteils sowie Kraftfahrzeugbauteil A method of manufacturing a motor vehicle component, and motor vehicle component |
| 06/27/2013 | CA2857439A1 High-strength seamless steel pipe for oil well use having excellent resistance to sulfide stress cracking |
| 06/26/2013 | EP2607522A1 Steel sheet for can with excellent corrosion resistance |
| 06/26/2013 | EP2607504A1 Load transport mechanism for a multi-station heat treating system |
| 06/26/2013 | EP2607273A1 Treatment assembly for ferromagnetic parts |
| 06/26/2013 | CN203021625U Novel sector-shaped heater |
| 06/26/2013 | CN203021624U Heating device in weld joint area |
| 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 | CN203021621U Heating furnace for long-rod workpieces |
| 06/26/2013 | CN203021620U Medium-frequency steering knuckle quenching inductor |
| 06/26/2013 | CN203021616U Hanging-type rotating quenching device of axle |
| 06/26/2013 | CN203021612U Quenching heater applicable to rollers |
| 06/26/2013 | CN203021607U Rotary supporting quenching sensor |
| 06/26/2013 | CN103180476A Steel for cold forging/nitriding, steel material for cold forging/nitriding, and cold-forged/nitrided component |
| 06/26/2013 | CN103180468A Cold-rolled steel sheet and process for production thereof |
| 06/26/2013 | CN103173689A 316L material for sealing gasket and thermal treatment method of 316L material |
| 06/26/2013 | CN103173688A High-hardness impact-resistant cold rolled steel working roll and processing technique thereof |
| 06/26/2013 | CN103173681A Cold rolled steel working roll using SKD-11 steel and production process thereof |
| 06/26/2013 | CN103173607A Patentizing lead dust treatment device |
| 06/26/2013 | CN103173606A Method for producing a motor vehicle component and motor vehicle component |
| 06/26/2013 | CN103173605A Automatic hub loading device of heat treatment rack |
| 06/26/2013 | CN103173604A Thermal treatment method for improving low-temperature impact work of air blower main shaft |
| 06/26/2013 | CN103173603A Method and device for manufacturing sawtooth card clothing and all-steel card clothing as well as sawtooth wire |
| 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 | CN103170802A Processing method for improving stability of Gcr15 main shaft |
| 06/26/2013 | CN103170777A Metal pipe butt-joint circumferential seam heating device |
| 06/26/2013 | CN103170561A Machining process of TP (topaz) bead ring for spinning |
| 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 | CN102430889B Method for repairing crack and chipping of shunt ring of case |
| 06/26/2013 | CN102409144B Continuous type alloy steel heat treatment line |
| 06/26/2013 | CN102399961B Heat treatment process for improving GH4145 alloy pipe |
| 06/26/2013 | CN102345006B Method for manufacturing screw |
| 06/26/2013 | CN102345005B Alloy screw production method |
| 06/26/2013 | CN102247985B Method for producing steel for stirring tank with limit specification through hot rolling |
| 06/26/2013 | CN102242312B Ferrous seal sliding part and producing method thereof |
| 06/25/2013 | US8470104 High strength valve spring for vehicle engine and method of manufacturing the same |
| 06/25/2013 | US8470099 Wire rod, steel wire, and manufacturing method thereof |
| 06/25/2013 | US8469829 Fixed constant velocity universal joint |
| 06/20/2013 | WO2013089952A2 Superelastic wire and method of formation |
| 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 | WO2013089297A1 Method for manufacturing grain-oriented electrical steel sheets having excellent magnetic properties |
| 06/20/2013 | WO2013089095A1 High-strength cold-rolled steel sheet having small variations in strength and ductility, and method for producing same |
| 06/20/2013 | WO2013088692A1 Steel sheet with excellent aging resistance, and method for producing same |
| 06/20/2013 | WO2013088666A1 High-yield-ratio high-strength cold-rolled steel sheet and method for producing same |
| 06/20/2013 | WO2013087650A1 Method for induction hardening of crankshafts made from spheroidal graphite cast iron and induction hardened crankshaft |
| 06/20/2013 | WO2013087646A1 Bell-type furnace with a heat dispensing device positioned within a protective hood, in particular fed by an energy source external to the furnace chamber, for dispensing heat to annealing gas |
| 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 | US20130153095 Superelastic wire and method of formation |
| 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 |
| 06/20/2013 | DE102011088633A1 Haubenofen mit innerhalb einer Schutzhaube positioniertem Wärmeabgabegerät, insbesondere gespeist von einer ofenraumexternen Energiequelle, zum Abgeben von Wärme an Glühgas Hood furnace with a positioned inside a protective hood heat dissipation device, powered by a particular room stove external power source for supplying heat to the annealing gas |
| 06/19/2013 | EP2605613A2 Inductive heating using magnets for hardening of gear teeth and components alike |
| 06/19/2013 | EP2604716A1 High-strength hot-rolled steel sheet having excellent workability, and a method for producing same |
| 06/19/2013 | EP2604715A1 High-strength cold-rolled steel sheet having excellent workability and impact resistance, and method for manufacturing same |
| 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 | EP2604372A1 Inductive hardening of pinion teeth |
| 06/19/2013 | EP2603685A1 Piston for an internal combustion engine and method for producing same |
| 06/19/2013 | CN203007352U Biomass gas steel rolling system |
| 06/19/2013 | CN203007351U Cushion block for steel feeder |
| 06/19/2013 | CN203007350U Oxygen-enriched-air heat-accumulating walking-beam heating furnace |
| 06/19/2013 | CN203007349U Electric titanium blank heating furnace |
| 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 | CN203007346U Titanium and titanium alloy double-coil-base hood-type annealing furnace |
| 06/19/2013 | CN203007345U Oil fume filtering water cooling device of roller hearth continuous annealing furnace |
| 06/19/2013 | CN203007344U Horizontal type non-muffle stainless steel continuous annealing furnace |
| 06/19/2013 | CN203007343U Winding and unreeling device for vertical continuous annealing furnace |
| 06/19/2013 | CN203007342U Welding line heat treatment device for numerical control steel structure welding piece |
| 06/19/2013 | CN203007341U Local annealing device for bearing ring |
| 06/19/2013 | CN203007340U Heating device of bearing heat treatment furnace body |