| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 08/03/2005 | CN1648276A Alloy tool steel |
| 08/03/2005 | CN1648263A Heat treatment process after full length quenching steel rail welding |
| 08/03/2005 | CN1213160C Fe-Ni alloy material for shadow mask and its preparing process |
| 08/03/2005 | CN1213156C Manufature for circulation ball steering gear screw rod |
| 08/02/2005 | US6923576 Rolling bearing and belt continuously variable transmission |
| 08/02/2005 | CA2390254C Sintered sprocket |
| 07/28/2005 | WO2005068862A1 Rolling bearing and method for heat treatment of steel |
| 07/28/2005 | WO2005068675A1 Rolling bearing |
| 07/28/2005 | WO2005068667A1 Steel sheet for use in containers and manufacturing method therefor |
| 07/28/2005 | US20050161869 Installation for the heat-treatment of parts |
| 07/28/2005 | US20050161867 Gasifier structure |
| 07/28/2005 | US20050161134 High strength and low yield ratio cold rolled steel sheet and method of manufacturing the same |
| 07/28/2005 | US20050161133 alloy strips comprising carbon, chromium, manganese, niobium, molybdenum, iron, nitrogen, phosphorus and sulfur, having high strength, corrosion and oxidation resistance, used in automobile exhaust systems |
| 07/28/2005 | US20050161132 inductor rings having dielectrics used for hardening gear teeth using induction heating |
| 07/28/2005 | US20050161131 Hot rolled wire is cold drawn with a predetermined reduction of area, high frequency induction heating is conducted; ferrite fraction in the microscopic structure is specified; of steel with lower carbon content and higher silicon content; higher performance than a hot-formed coil spring |
| 07/28/2005 | US20050161125 High temperature strength at an operating temperature of 700 degrees Celcius, while maintaining room-temperature strength as high as that of a conventional matrix high-speed tool steel; improve lifetime of hot/warm plastic working dies |
| 07/28/2005 | US20050160602 Method for manufacturing a bearing raceway member |
| 07/28/2005 | DE19710142B4 Vorrichtung zur Wärmebehandlung schwebend geführter Bänder - Schwebeofen Apparatus for heat treating Mid-led bands - levitation furnace |
| 07/28/2005 | DE10361739A1 Verfahren zum Bearbeiten von Kurbelwellenradien A method for processing crank radii |
| 07/28/2005 | DE10359458A1 Jobs interlinked heat treatment device, has treatment chambers each corresponding over inner shutters with transport chamber that contains transport equipment for conveying jobs, where equipment are rotated on admission arms |
| 07/28/2005 | DE10325795B4 Verfahren zum Herstellen von aufgekohlten Stahlbändern A process for the manufacture of carburized steel strips |
| 07/27/2005 | EP1556524A2 Rolling bearing in aircraft |
| 07/27/2005 | EP1488014B1 Method and device for convective heat transfer between a heat transfer medium and the front face of a wound metal strip in the form of a coil |
| 07/27/2005 | EP1451379B1 Dampers for furnace coilers |
| 07/27/2005 | EP0905262B1 Heating method and heating apparatus |
| 07/27/2005 | CN2712941Y Cylinder cushion device for crankshaft quenching machine tool |
| 07/27/2005 | CN2712940Y Rotary supporting wheel for steel pipe quenching |
| 07/27/2005 | CN2712939Y Transmission mechanism for automated numerically-controlled quenching machine tool |
| 07/27/2005 | CN1646717A Bulk steel for the production of injection moulds for plastic material or for the production of pieces for working metals |
| 07/27/2005 | CN1646716A Deformed wire for reinforcing marine optical fiber cable |
| 07/27/2005 | CN1646714A Steel wire for hard drawn spring excellent in fatigue strength and resistance to settling, and hard drawn spring |
| 07/27/2005 | CN1644743A Hot rolled steel plates with excellent machinability, fatigue strength and surface appearance |
| 07/27/2005 | CN1644718A High-damp internal composite steel plates and production thereof |
| 07/27/2005 | CN1644715A Production of concrete transporting pipes and special quenching apparatus thereof |
| 07/27/2005 | CA2494411A1 Method and apparatus for case hardening a work piece |
| 07/21/2005 | WO2005066377A1 Rail manufacturing method |
| 07/21/2005 | WO2005040705A3 Muffle furnace |
| 07/21/2005 | US20050158685 Heat treatment furnace |
| 07/21/2005 | US20050155674 Iron, carbon, manganese, chromium, molbdinum |
| 07/21/2005 | US20050155673 High strength hot rolled steel sheet superior in workability, fatigue property, and surface quality |
| 07/21/2005 | US20050155672 High carbon steel wire rod superior in wire-drawability and method for producing the same |
| 07/21/2005 | DE10360417A1 Production of a hardened sheet metal profile comprises adjusting the distance between a die and a sheet metal holder before deformation so that the distance is more than the plate thickness |
| 07/21/2005 | DE10356679A1 Verfahren und Vorrichtung zur Beschichtung oder Wärmebehandlung von BLISK-Scheiben für Fluggasturbinen Method and apparatus for coating or heat treatment of the blisk discs for aircraft gas turbines |
| 07/21/2005 | DE10216492B4 Verfahren zum Herstellen eines Wälzlager-Bauteils aus Metall A method of manufacturing a rolling bearing component made from metal |
| 07/21/2005 | DE102004059667A1 Übertragungsabtriebsrad Übertragungsabtriebsrad |
| 07/20/2005 | EP1555330A2 Installation and process for the transport of metallic workpieces and installation for the heat treatment of metallic workpieces |
| 07/20/2005 | EP1554912A1 Coil for induction heating of a strip or another elongate metal workpiece |
| 07/20/2005 | EP1228253B1 Steel composition, method for making same and parts produced from said compositions, particularly valves |
| 07/20/2005 | CN2711176Y Hot sliding rail used for billet heating furnace |
| 07/20/2005 | CN2711175Y High precision, gradate control apparatus for cryogenic quenching beltsaw |
| 07/20/2005 | CN2710818Y Build-up welding device for rollers |
| 07/20/2005 | CN1643324A Installation for the heat-treatment of parts |
| 07/20/2005 | CN1643265A Rolling bearing for belt type non-stage transmission |
| 07/20/2005 | CN1643169A Vertical muffle type heat treating furnace |
| 07/20/2005 | CN1641062A Screw blade carburization process and auxiliary apparatus |
| 07/20/2005 | CN1640557A Preparation of aluminium alloy part with precoating |
| 07/20/2005 | CN1211494C Heat treatment process for producing complicated sectional powdered metallurgical die using LD steel |
| 07/14/2005 | WO2005064030A1 FERRITIC Cr-CONTAINING STEEL |
| 07/14/2005 | WO2005064029A1 STRUCTURAL Fe-Cr BASED STEEL PLATE AND METHOD FOR PRODUCTION THEREOF |
| 07/14/2005 | WO2005064028A1 Material of case for storage cell |
| 07/14/2005 | WO2005063442A1 Method for machining crankshaft radii |
| 07/14/2005 | US20050154874 Setting in wireless communication device for encrypted communication |
| 07/13/2005 | EP1553200A1 Material for aperture grill for color image receiving tube, aperture grill, and color image receiving tube |
| 07/13/2005 | EP1553197A1 Steel material for mechanical structure excellent in suitability for rolling, quenching crack resistance, and torsional property and drive shaft |
| 07/13/2005 | EP1551591A1 Seam-welded air hardenable steel tubing |
| 07/13/2005 | EP1051530B1 Case carburized steel |
| 07/13/2005 | CN1640197A Inner diameter surface induction heating coil |
| 07/13/2005 | CN1639371A Atmosphere corrosion resisting steel plate having high strength and excellent bending formability and method for production thereof |
| 07/13/2005 | CN1210442C Electromagnetic steel sheet having insulating coating and insulating coating thereof |
| 07/13/2005 | CN1210428C Unidirectional silicon steel sheet of ultra low iron loss and method for production thereof |
| 07/13/2005 | CN1210427C Piston ring excellent in resistance to scuffing, cracking and fatigue and method for producing same, and use |
| 07/07/2005 | US20050145306 Welded joints with new properties and provision of such properties by ultrasonic impact treatment |
| 07/07/2005 | US20050145305 Computer model simulating deformation of vehicular crash box to stress; effect a heat treatment on structure to produce a modified deformation behaviour; thermal gradient on chosen axes |
| 07/06/2005 | EP1549776A1 Cooling device for steel strip |
| 07/06/2005 | CN2707768Y Three-zone continuous fluidified particles steel wire austempering furnace |
| 07/06/2005 | CN1636073A 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 |
| 07/06/2005 | CN1209474C Method for heating high-carbon large steel blank or steel ingot |
| 07/06/2005 | CN1209209C Production process of high strength bolt with above 1300MPa |
| 07/05/2005 | US6913659 Blowing gas through nozzles of a higher cooling capacity than conventional ones in a continuous annealing facility (furnace) to apply heat treatment to the steel strip continuously. |
| 07/05/2005 | US6913658 Carrying out chemical treatments on the strip, simultaneously with the annealing heat treatment or not, such as oxidation-reduction, in atmospheres different from those of the usual sections of the furnace |
| 06/30/2005 | WO2005059193A1 Cold-rolled fixing screw comprising a self-tapping thread |
| 06/30/2005 | WO2005059192A1 Steel wire for cold forging having excellent low temperature impact properties and method of producing same |
| 06/30/2005 | WO2004048631A8 Weldable steel building component and method for making same |
| 06/30/2005 | US20050141799 Wheel-support rolling bearing unit |
| 06/30/2005 | US20050139298 Cold-formed spring elements with improved spring properties and a high dimensional accuracy; leaf springs, spring rails for windscreen wipers and reed lamellae for textile machines, oil stripper rings for internal combustion engines and sealing lamellae for hydraulic installations |
| 06/30/2005 | US20050139293 Cracking resistance; tensile strength; good ductility |
| 06/30/2005 | US20050139290 Better ice skate blade |
| 06/30/2005 | US20050139026 Rack and pinion steering apparatus and method of manufacturing rack shaft |
| 06/29/2005 | EP1548142A1 High-strength cold-rolled steel sheet excellent in coating film adhesion |
| 06/29/2005 | EP1548141A1 Machine part and method for manufacturing same |
| 06/29/2005 | EP1547904A1 Rack and pinion steering apparatus and method of manufacturing rack shaft |
| 06/29/2005 | CN1633514A Ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained |
| 06/29/2005 | CN1633509A Method for the production of a siderurgical product made of carbon steel with a high copper content, and siderurgical product obtained according to said method |
| 06/29/2005 | CN1632154A Fe-Cr-Mo base alloy steel strip, its production method and use |
| 06/28/2005 | US6911633 Suspended induction coil and method for replacement of turns comprising same |
| 06/23/2005 | WO2005056856A1 Steel product for structural member of automobile and method for production thereof |
| 06/23/2005 | WO2005056841A1 Steel sheet for containers, and manufacturing method therefor |
| 06/23/2005 | US20050133482 Method and apparatus for heat-treating an article and a fixture for use in the same |
| 06/23/2005 | US20050132867 Steel wire and manufacturing method therefor |
| 06/23/2005 | US20050132835 Transfer driven gear |