| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 02/08/2007 | US20070029015 High-yield-ratio high-strength thin steel sheet and high-yield-ratio high-strength hot-dip galvanized thin steel sheet excelling in weldability and ductility as well as high-yield ratio high-strength alloyed hot-dip galvanized thin steel sheet and process for producing the same |
| 02/08/2007 | DE102005056876A1 Hardening cams of camshaft by inductive heating while rotating shaft, using inductor radially guided over cams in dependence on cam profile to ensure even hardening depth |
| 02/08/2007 | CA2615916A1 Process for laser rounding and flattening of cylindrical parts |
| 02/07/2007 | EP1577412B1 High strength steel sheet exhibiting good burring workability and excellent resistance to softening in heat-affected zone and method for production thereof |
| 02/07/2007 | CN2866519Y Steel pipe water quenching heat treatment device |
| 02/07/2007 | CN1910379A Rolling bearing and method for heat treatment of steel |
| 02/07/2007 | CN1910302A Austenitic stainless steel sheet excellent in color tone of surface and method for manufacturing it |
| 02/07/2007 | CN1910301A Hot dip galvanized high strength steel sheet having excellent plating adhesion and hole expansibility, and its production method |
| 02/07/2007 | CN1910296A Steel sheet for use in containers and manufacturing method therefor |
| 02/07/2007 | CN1908204A Three-section type atmosphere controlled heat treatment furnace |
| 02/07/2007 | CN1908203A Double layer roller bottom type continuous spheroidizing annealing furnace |
| 02/07/2007 | CN1908202A Soaking heat treatment technique for automobile steering knuckle after forging |
| 02/07/2007 | CN1907625A Welding process and apparatus for major diameter roller |
| 02/07/2007 | CN1907623A Welding method for large breadth die steel board |
| 02/07/2007 | CN1907593A Forming processing technics for stainless steel flume |
| 02/07/2007 | CN1298869C Maraging steel and process for manufacturing a strip or a part cut out of a strip of cold-rolled maraging steel |
| 02/01/2007 | WO2007013503A1 Seamless steel pipe and method for producing same |
| 02/01/2007 | WO2007013485A1 High-strength steel pipe and method of heat treatment therefor |
| 02/01/2007 | WO2007013431A1 Electromagnetic steel sheet component and method for manufacture thereof |
| 02/01/2007 | WO2007013429A1 Process for producing seamless steel pipe |
| 02/01/2007 | WO2007013279A1 Heating device and heating method |
| 02/01/2007 | WO2007013126A1 Continuous heat treatment furnace and utilizing the same, metal pipe and method of heat treatment |
| 02/01/2007 | DE102005054995A1 Jet system for treating strip material, especially metal strip, comprises pairs of plates with perforations across their whole surface, each pair being separated from next by transverse, slot-shape jets |
| 01/31/2007 | CN2863816Y Furnace bladder |
| 01/31/2007 | CN1906426A Shell type needle roller bearing, support structure of compressor spindle, and support structure of piston pump drive part |
| 01/31/2007 | CN1906314A Rail manufacturing method |
| 01/31/2007 | CN1905986A Process for forming ultrafine crystal layer, machine component having ultrafine crystal layer formed by the ultrafine crystal layer forming process, process for producing the machine component, proces |
| 01/31/2007 | CN1904120A Steel for high temperature resistant anticorrosion heat insulating oil pipe and its manufacturing method |
| 01/31/2007 | CN1904119A Stone material cutting saw blade steel and its manufacturing method |
| 01/31/2007 | CN1904089A Nozzle system for processing netted material |
| 01/31/2007 | CN1904088A Method of implementing on line softening annealing of medium, high carbon steel wire using high energy electric pulse |
| 01/31/2007 | CN1904087A Correction method of thin plane gasket after heat treatment |
| 01/31/2007 | CN1297681C Atmosphere corrosion resisting steel plate having high strength and excellent bending formability and method for production thereof |
| 01/30/2007 | US7169244 Process for manufacturing steel strip with low aluminum content for containers |
| 01/30/2007 | US7169243 Cold rolling of hot rolled steel sheets containing carbon, aluminum, manganese, nitrogen and iron, continuous annealing above pearlitic transformation temperature, holding, and then rapid cooling; use as food, nonfood and industrial containers |
| 01/30/2007 | US7168279 Method of manufacturing metal ring for endless metal belt |
| 01/30/2007 | CA2267363C Cold-rolled thick sheet steel with good deep drawability, and method for producing it |
| 01/25/2007 | WO2007010774A1 Process for producing bearing device for wheel |
| 01/25/2007 | WO2007010772A1 Bearing device for wheel |
| 01/25/2007 | WO2007010567A1 Heat-treating of rolling elements for bearings, and furnace for implementing such treatment |
| 01/25/2007 | US20070017774 Roller-conveyor roller for the transport of furnace-heated metallic strip material |
| 01/25/2007 | US20070017607 Method for heating components |
| 01/24/2007 | CN2861179Y Heat-treatment induction heating apparatus for parts such as non-equant and unequal wall thick shaft |
| 01/24/2007 | CN2861178Y Medium frequency quenching and tempering hot-treatment device for petroleum drilling tool such as drill collar and loading drill rod |
| 01/24/2007 | CN2861177Y Segmented heat treatment furnace for test |
| 01/24/2007 | CN1902333A Ferritic cr-containing steel |
| 01/24/2007 | CN1902330A Low carbon alloy steel tube having ultra high strength and excellent toughness at low temperature and method of manufacturing the same |
| 01/24/2007 | CN1900328A Heat treatment process for large microalloyed medium carbon steel engine crankshaft |
| 01/24/2007 | CN1899755A Method for producing nickel belt |
| 01/24/2007 | CN1296507C High-tensile strength hot-rolled steel sheet excellent in elongation properties and stretch flangeability and producing method thereof |
| 01/24/2007 | CN1296498C In-line recrystallization process for the solidified coarse strips of carbon steel and in low-alloyed steel and so obtainable strips having a highly checked microstructure |
| 01/23/2007 | US7166175 Method and device for hardening a metal component by plasma pulse technology |
| 01/18/2007 | WO2007007423A1 Non-oriented electromagnetic steel sheet and process for producing the same |
| 01/18/2007 | WO2007007417A1 Grain-oriented electromagnetic steel sheet having chromium-free insulation coating and insulation coating agent therefor |
| 01/18/2007 | WO2006128050B1 Razor blades and compositions and processes for the production of razor blades |
| 01/18/2007 | WO2006071502B1 Composition and process for enhanced properties of ferrous components |
| 01/18/2007 | US20070012748 Method for manufacturing multi-component structural members |
| 01/18/2007 | US20070012385 Martensitic stainless steel for oil wells and method for manufacturing martensitic stainless steel pipe for oil wells |
| 01/17/2007 | EP1743950A1 Seamless steel pipe and method for production thereof |
| 01/17/2007 | EP1743103A1 Ball element for two-part ball pivot and corresponding method of production |
| 01/17/2007 | EP1508260B1 Device for the induction heating of toothing belonging to a mechanical part |
| 01/17/2007 | EP1342799B1 Method for baking steel parts |
| 01/17/2007 | CN2858668Y Bearing steel ball atmosphere-controlled heat treatment production line |
| 01/17/2007 | CN2858667Y Heat processing mechanism for spring of full-automatic spring coiling machine |
| 01/17/2007 | CN2858666Y Car-type heat treating furnace |
| 01/17/2007 | CN2858665Y Gas heating slow-cooling pit-type furnace |
| 01/17/2007 | CN2858664Y Multi-trolley continuous product line for casting annealing and ageing |
| 01/17/2007 | CN1898404A Material of case for storage cell |
| 01/17/2007 | CN1896555A Production of rotary compressor crank |
| 01/17/2007 | CN1295035C Method of manufacturing oriented silicon steel strip in razor-thin |
| 01/16/2007 | US7163754 Wear resistance and corrosion resistance |
| 01/16/2007 | US7162798 Ported engine cylinder liner with selectively laser-hardened and induction-hardened bore |
| 01/11/2007 | WO2007004707A1 Steel for mechanical structure excelling in strength, ductility and toughness and process for producing the same |
| 01/11/2007 | WO2007004322A1 High-tensile cold-rolled steel sheet, high-tensile plated steel sheet and process for producing them |
| 01/11/2007 | WO2007003725A1 Austenitic stainless steel strip having a bright surface finish and excellent mechanical properties |
| 01/11/2007 | WO2007003222A1 Equipment and method for hardening treatment of metallic parts |
| 01/11/2007 | WO2003000937A3 Heat treatment method for a cold-rolled strip with an ni and/or co surface coating, sheet metal producible by said method and battery can producible by said method |
| 01/11/2007 | US20070006948 High strength thin steel sheet excellent in resistance to delayed fracture after forming and method for preparation thereof , and automobile parts requiring strength manufactured from high strength thin steel sheet |
| 01/11/2007 | US20070006947 Steel wire for cold forging having excellent low temperature impact properties and method of producing the same |
| 01/11/2007 | US20070006946 Manufacturing method of martensite stainless seamless steel pipe |
| 01/11/2007 | US20070006680 Stabilized lithium metal powder for li-ion application, composition and process |
| 01/10/2007 | EP1741800A1 Steel sheet for can and method for production thereof |
| 01/10/2007 | EP1741798A1 Parts for machine construction and method for production thereof |
| 01/10/2007 | EP1740735A1 Heat treatment method for monocrystalline or directionally solidified structural components |
| 01/10/2007 | EP1740330A2 Installation for treating continuously cast bars or continuously cast billets |
| 01/10/2007 | CN2856059Y Two-stage deforming-proof water spraying coil for intermediate frequency quenching narrow length metal tubes |
| 01/10/2007 | CN2856058Y Continuous hot treatment machine for narrow length fastener |
| 01/10/2007 | CN1894433A Cold-rolled fixing screw comprising a self-tapping thread |
| 01/10/2007 | CN1894432A Steel wire for cold forging having excellent low temperature impact properties and method of producing same |
| 01/10/2007 | CN1891846A Martensite stainless steel |
| 01/10/2007 | CN1294291C Process for producing aluminum material for electrolytic capacitor electrode, aluminum material for electrolytic capacitor electrode and electrolytic capacitor |
| 01/09/2007 | US7160399 Nanocarbide precipitation strengthened ultrahigh-strength, corrosion resistant, structural steels |
| 01/09/2007 | US7159641 Cooling drum for thin slab continuous casting, processing method and apparatus thereof, and thin slab and continuous casting method thereof |
| 01/09/2007 | CA2380377C Cold-rolled steel sheets with superior strain-aging hardenability |
| 01/04/2007 | WO2007000955A1 High-carbon hot-rolled steel sheet and process for producing the same |
| 01/04/2007 | WO2007000954A1 Process for manufacture of cold-rolled high-carbon steel plate |
| 01/04/2007 | WO2007000109A1 Soft blackplates for tinning and production method for the same |
| 01/04/2007 | WO2007000108A1 Soft blackplates with hardness hr30t of 51±3 for tinning and production method for the same |
| 01/04/2007 | WO2006087152A3 Method for the production of a bearing ring for large-size rolling bearings |
| 01/04/2007 | US20070000916 Induction heating coil and induction method for multi-step shaft member |