| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 02/23/2005 | CN1584062A Alloy/high alloy cemental steel cementing quenching method in low-carbon |
| 02/23/2005 | CN1584061A Steel ball thermal treating method |
| 02/23/2005 | CN1583668A Graphite sleeves of rollers at furnace bottom and their dipping process and special apparatus thereof |
| 02/23/2005 | CN1190617C Cylinder shape pipe piece with inner harden layer and its production method and equipment |
| 02/23/2005 | CN1190591C Method for producing compressor base plate |
| 02/22/2005 | US6859125 Induction heat treatment of complex-shaped workpieces |
| 02/22/2005 | US6858099 Cold plastic- working marageing steel to form a predetermined dimension; solution-heating at 750-800 degrees C. for 60 minutes or more; and aging to form steels of high fatigue strength used in power transmission industrial |
| 02/22/2005 | US6858096 Carburizing-quenching and carbonitriding-quenching; shot peening; finish grinding |
| 02/22/2005 | US6857255 Reciprocating cutting blade having laser-hardened cutting edges and a method for making the same with a laser |
| 02/17/2005 | WO2005014869A2 Process of preparing metal parts to be heated by means of infrared radiance |
| 02/17/2005 | US20050035095 Laser annealing apparatus and semiconductor device manufacturing method |
| 02/17/2005 | US20050034795 High strength; toughness; stability during welding; controlling concentration of silicon and manganese in steel; induction heating; water quenching |
| 02/16/2005 | EP1507090A1 Rolling part and power transmission part |
| 02/16/2005 | EP1506321A1 Rock drill product and method |
| 02/16/2005 | EP1356126B1 Process for the production of grain oriented electrical steel strips |
| 02/16/2005 | EP1356125B1 Method for pre-treating a ring support prior to the alfin process |
| 02/16/2005 | EP1341938B1 Method and device for annealing tubes |
| 02/16/2005 | CN1580295A Method for laser surface hardening treatment of local end surface of thin-wall piece by workpiece clamping |
| 02/16/2005 | CN1580294A Pin axle electric spark surface strengthening process and electric spark strengthening apparatus |
| 02/16/2005 | CN1189577C Clean isthermal quenching or stepwise quenching process |
| 02/15/2005 | US6855218 Steel containing .0001-1.05% C; less than or equal to 1.5% Si; .05-3.5% Mn; and less than or equal to 2.5% Al is continuously finish rolled and subjected to continuous accelarated cooling in at least two cooling phases |
| 02/15/2005 | US6855217 Heating surface layers of steel parts with a high frequency or ultra-high frequency to generate difference in temperature between surface layers and interiors of the parts, the heating effective for causing distortion in lattices |
| 02/10/2005 | WO2005012580A1 Process for producing steel product and production facility therefor |
| 02/10/2005 | US20050028904 Method for manufacturing steel parts by continuous copper-brazing and quench hardening |
| 02/10/2005 | US20050028574 Flat metal, production device and production method |
| 02/10/2005 | DE10333166A1 Pressgehärtetes Bauteil und Verfahren zur Herstellung eines pressgehärteten Bauteils Press-hardened component and method for producing a press-hardened component |
| 02/10/2005 | DE10327383A1 Verfahren und Anlage zur Herstellung von Warmband mit Dualphasengefüge Process and apparatus for the production of hot-rolled dual-phase microstructure |
| 02/09/2005 | EP1504464A2 Plasma-assisted nitrogen surface-treatment |
| 02/09/2005 | EP1423215B1 Arrangement for cooling heat-treated wires |
| 02/09/2005 | EP0789093B2 Process for producing directional electrical sheet excellent in glass coating and magnetic properties |
| 02/09/2005 | CN1575882A Method of making a metallic thin wire and a medical tool into which the metallic thin wire is incorporated |
| 02/08/2005 | US6852181 Cold working of a high strength steel rods |
| 02/08/2005 | CA2337277C Method and apparatus for control of the cooling rate of cast steel railway wheels |
| 02/03/2005 | WO2005010386A1 Roller bearing with steel plate race |
| 02/03/2005 | WO2005009642A1 Press-hardened component and method for the production of a press-hardened component |
| 02/03/2005 | WO2004073009A3 Plasma processing installation, influenced by a magnetic field, for processing a continuous material or a workpiece |
| 02/03/2005 | US20050024792 CPP GMR read head |
| 02/03/2005 | US20050023738 Method and device for inhibiting contamination of a workpiece |
| 02/03/2005 | US20050022572 Method of making a metallic thin wire and a medical tool into which the metallic thin wire is incorporated |
| 02/03/2005 | DE19718530B4 Verfahren zum Kühlen von walzwarmem Walzgut und Vorrichtung zur Durchführung des Verfahrens und Verwendung der Vorrichtung A method of cooling hot-rolled rolling stock and apparatus for performing the method and using the apparatus |
| 02/03/2005 | DE10332031A1 Production of a crash-stable chassis for vehicle construction comprises subjecting molded chassis parts made from deformed steel to a heat treatment |
| 02/02/2005 | EP1502490A1 Plasma-assisted joining |
| 02/02/2005 | EP1502489A1 Plasma generation and processing with multiple radiation sources |
| 02/02/2005 | EP1502488A1 Plasma-assisted decrystallization |
| 02/02/2005 | EP1502487A1 Plasma-assisted coating |
| 02/02/2005 | EP1502486A1 Plasma catalyst |
| 02/02/2005 | EP1502480A1 Plasma-assisted heat treatment |
| 02/02/2005 | EP1502287A2 Plasma-assisted processing in a manufacturing line |
| 02/02/2005 | EP1502274A1 Plasma-assisted gas production |
| 02/02/2005 | EP1502012A1 Plasma-assisted engine exhaust treatment |
| 02/02/2005 | EP1501959A1 Plasma-assisted enhanced coating |
| 02/02/2005 | EP1501911A1 Plasma-assisted doping |
| 02/02/2005 | EP1501649A1 Plasma-assisted sintering |
| 02/02/2005 | EP1501632A1 Plasma-assisted carburizing |
| 02/02/2005 | EP1501631A1 Plasma-assisted formation of carbon structures |
| 02/02/2005 | EP1412543B1 Method for cooling work pieces especially shape-rolled products from rail steel |
| 02/02/2005 | CN1575344A Multi-layer heat treatment furnance, heat treatment device and heat treating method |
| 02/02/2005 | CN1573152A Constant velocity universal joint and method of manufacturing the same |
| 02/02/2005 | CN1573148A Rolling bearing, cam-follower, and cam |
| 02/02/2005 | CN1572891A Reduced mist laser shock peening |
| 02/02/2005 | CN1572890A Heat treatment apparatus for cylinder-shaped workpiece |
| 02/02/2005 | CN1187163C Positioner for clamping workpiece |
| 02/02/2005 | CN1187159C Method for brazing and article made therefrom |
| 01/27/2005 | WO2005007917A2 Method and device for chilling a cast part |
| 01/27/2005 | US20050016643 Vertical multilayer rolls |
| 01/27/2005 | DE202004018563U1 Bell-type annealing furnace for heat treatment comprises hood connected to protective gas flow, preferably collecting chamber, suctioned from protective hood using radial fan |
| 01/26/2005 | EP1434889A4 High-hardness, highly ductile ferrous articles |
| 01/26/2005 | CN2673880Y High frequency quench equipment for last-stage vane anti-water erosion |
| 01/26/2005 | CN1571859A Martensitic stainless steel and method for manufacturing same |
| 01/26/2005 | CN1570155A Sintered Nd Iron boron permanent magnet tempering process |
| 01/26/2005 | CN1569603A High-strength shackle |
| 01/26/2005 | CN1186583C Sealing device for continuous heat treatment furnace and sealing method |
| 01/25/2005 | US6847006 Laser annealing apparatus and semiconductor device manufacturing method |
| 01/25/2005 | US6846367 Heat-treating method for improving wear-resistance and corrosion-resistance of chromium-plated steel substrate |
| 01/25/2005 | US6846366 Carburizing method and carburizing apparatus |
| 01/20/2005 | US20050014453 Process of preparing metal parts to be heated by means of infrared radiance |
| 01/20/2005 | US20050012254 Annealing apparatus |
| 01/20/2005 | US20050012250 Forging quench |
| 01/20/2005 | US20050011597 Mixture of oil, polyolefin, saligenin compound and succinic compound; heat treatment of metals |
| 01/20/2005 | DE10330400A1 Process for quenching cast part made from light metal alloy comprises using gaseous quenching medium |
| 01/19/2005 | EP1498507A1 Cold-rolled steel sheet and galvanized steel sheet having excellent strain age hardenability and method of producing the same |
| 01/19/2005 | EP1498506A1 High tensile strength cold-rolled steel sheet having a high r-value, excellent strain age hardenability and natural aging resistance and method of producing the same |
| 01/19/2005 | EP1498502A1 Vertical muffle type heat treating furnace |
| 01/19/2005 | EP1498501A1 Method for producing martensitic stainless steel |
| 01/19/2005 | EP1498500A2 Forging quench |
| 01/19/2005 | CN1568234A Method of manufacturing steel plate |
| 01/19/2005 | CN1568232A Flat metal, production device and production method |
| 01/19/2005 | CN1566374A Heat/cold treatment mechanism |
| 01/18/2005 | US6843867 Method of austempering steel parts |
| 01/18/2005 | US6843866 Noncracking; laser welding |
| 01/18/2005 | CA2376633C Low-alloy carbon steel for the manufacture of pipes for the exploration and the production of oil and/or gas having an improved corrosion resistance, a process for the manufactureof seamless pipes, and the seamless pipes obtained therefrom |
| 01/13/2005 | WO2003080014A8 Two-phase cosmetic or dermatological preparations |
| 01/13/2005 | US20050006828 Apparatus for heat treatment of structural body parts in the automobile industry |
| 01/13/2005 | US20050006827 Arrangement for cooling heat-treated wires |
| 01/13/2005 | DE20122269U1 Machine used for rolling sheet metal has a pair of exchangeable counter rolls located on a first free end of its shaft |
| 01/13/2005 | DE20023544U1 Process for surface tempering metallic workpieces using inductive heat treatment comprises arranging an inductor and a workpiece on a fixed machine frame, positioning relative to each other and measuring their position relative to the frame |
| 01/13/2005 | DE10326071A1 Deviating device for metallic strips is formed by a number of rollers arranged so that a strip running over the rollers take on a circular contour |
| 01/13/2005 | DE10314040B3 Verfahren und Vorrichtung zum Härten ringförmiger Werkstücke Method and apparatus for curing an annular workpieces |
| 01/12/2005 | EP1496132A1 Steel for case hardening bearing excellent in toughness and rolling fatigue life in quasi-high temperature region |
| 01/12/2005 | EP1496129A1 Heat treating device, heat treating method, recording medium recording heat treating program and steel product |