| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
|---|
| 08/15/2012 | CN102639724A Conveyance rack, method for retaining metal ring, and method for heat treatment of metal ring |
| 08/15/2012 | CN102639274A A method of and a welding station for laying a pipeline, with pipe section welded together by internal and external welding |
| 08/15/2012 | CN102636041A Continuous heat treatment furnace with function of clearing metal accretions on furnace rollers and process method for clearing accretions on furnace rollers |
| 08/15/2012 | CN102634751A Well-type multi-component cementation special furnace of high-speed locomotive motor overhanging plate spring |
| 08/15/2012 | CN102634738A Supporting roller with roughness keeping capability and manufacturing method thereof |
| 08/15/2012 | CN102634734A Wear-resistant hammer head for crusher and production method thereof |
| 08/15/2012 | CN102634733A Composite roll having uniform roll surface hardness and made of high-speed steel containing boron and method for manufacturing composite roll |
| 08/15/2012 | CN102634651A Heating method of weak, micro-oxidation and oxidation combustion for ferrous metal steel slab |
| 08/15/2012 | CN102634650A Thermal treatment method for hinge pin shaft of hydraulic support |
| 08/15/2012 | CN102634649A Detachable reusable type thermal treatment device |
| 08/15/2012 | CN102634648A Pit furnace with protective atmosphere device and automatic workpiece transferring device in quenching |
| 08/15/2012 | CN102632339A Laser welding method for thin stainless steel composite plate |
| 08/15/2012 | CN102021298B Stabilization treatment method for magnetic property of permanent magnetic part |
| 08/15/2012 | CN102002578B Air cushion suspension generating device of air cushion furnace |
| 08/15/2012 | CN101942552B Aging treatment method of large-size circular magnetic steel part precision magnetic field |
| 08/15/2012 | CN101450414B Hard surface repair technique of wrapper rolls |
| 08/14/2012 | US8241559 Steel material having a high silicon content for producing piston rings and cylinder sleeves |
| 08/14/2012 | US8241442 Method of making a hypereutectoid, head-hardened steel rail |
| 08/09/2012 | WO2012105405A1 Steel for nitriding and nitrided component |
| 08/09/2012 | WO2012105326A1 Welding method and welding device |
| 08/09/2012 | WO2012105126A1 High-strength cold-rolled steel sheet having excellent processability and high yield ratio, and method for producing same |
| 08/09/2012 | WO2012104306A1 Process for producing high strength steel, and to a steel produced thereby |
| 08/09/2012 | WO2012104004A1 Method for heat treating weld seams on power plant components |
| 08/09/2012 | WO2012103563A1 Method for controlling a protective gas atmosphere in a protective gas chamber for the treatment of a metal strip |
| 08/09/2012 | US20120200205 Conductive component and method for treating the conductive component |
| 08/09/2012 | US20120200015 Device for heat-treating sheet metal strips |
| 08/09/2012 | US20120199255 High strength steel pipes with excellent toughness at low temperature and sulfide stress corrosion cracking resistance |
| 08/09/2012 | CA2825855A1 Method for controlling a protective gas atmosphere in a protective gas chamber for the treatment of a metal strip |
| 08/09/2012 | CA2824934A1 High-strength cold-rolled steel sheet with high yield ratio having excellent formability and method for producing the same |
| 08/08/2012 | EP2484793A1 Steel pipe for air bag and process for producing same |
| 08/08/2012 | EP2484792A1 Steel plate with low yield ratio, high strength, and high toughness and process for producing same |
| 08/08/2012 | EP2484789A1 Steel for machine structural use, manufacturing method for same, case hardened steel components, and manufacturing method for same |
| 08/08/2012 | EP2484788A1 Power-transmitting part |
| 08/08/2012 | EP2484785A1 Method and apparatus for the spray cooling of mechanical parts, particularly for large mechanical parts, in execution of thermal treatments |
| 08/08/2012 | EP2484784A1 Heavy wall steel pipes with excellent toughness at low temperature and sulfide stress corrosion cracking resistance |
| 08/08/2012 | EP2483431A1 High-temperature annealing line roll |
| 08/08/2012 | EP1766100B1 Integrated metal processing facility |
| 08/08/2012 | EP1621644B1 Martensitic stainless steel for disc brake |
| 08/08/2012 | CN202369621U Furnace door frame of aluminum foil continuous annealing furnace |
| 08/08/2012 | CN202369620U Steel wire thermal processing heating furnace |
| 08/08/2012 | CN202369619U Steel coil terminal cooling device |
| 08/08/2012 | CN202369618U Recycling device of waste heat produced during heat treatment of steel wires |
| 08/08/2012 | CN202369617U Cooling equipment for machining of forging of GH4169 turbine disc |
| 08/08/2012 | CN202369616U Traction discharge device of on-line induction annealing furnace |
| 08/08/2012 | CN202369615U Furnace body structure of stainless steel bright heat treatment heating furnace |
| 08/08/2012 | CN202369612U Triangular guide rail machining tooling |
| 08/08/2012 | CN202369611U Heating air duct for furnace body |
| 08/08/2012 | CN202369610U Annealing device for on-line induction annealing furnace |
| 08/08/2012 | CN202369609U On-line induction annealing furnace cooling device |
| 08/08/2012 | CN102628147A High-sulfur alloy steel roll and production method |
| 08/08/2012 | CN102628146A High-nickel-chromium-alloy semi-steel roll and manufacturing method thereof |
| 08/08/2012 | CN102628145A High strength steel pipe with excellent toughness at low temperature and good sulfide stress corrosion cracking resistance |
| 08/08/2012 | CN102628096A Thermal processing process of bearing ring |
| 08/08/2012 | CN102626844A Producing technology of rail shock-insulating spring |
| 08/08/2012 | CN102626724A Method for producing titanium alloy pipe |
| 08/08/2012 | CN102626723A Method for manufacturing steel pipe for bearing ring |
| 08/08/2012 | CN102071301B Ultra-deep hardness lowering method for effective hardened layer of gear with shallow carburized layer |
| 08/08/2012 | CN102031360B Steel belt direct electrical continuous heater of pressure plate electrode |
| 08/08/2012 | CN101993994B Water cooling device arranged on strip thermal treatment equipment |
| 08/08/2012 | CN101932745B High-strength steel sheet and process for production thereof |
| 08/08/2012 | CN101407856B Continuous annealing device |
| 08/02/2012 | WO2012101399A1 Weld cooling apparatus and method using an expansible coolant and a refractory seal |
| 08/02/2012 | WO2012100414A1 Solid solution heat treatment surnace |
| 08/02/2012 | DE102011009947A1 Verfahren zur Wärmebehandlung von Schweißnähten an Kraftwerksbauteilen A method of heat treatment of welded joints of power plant components |
| 08/01/2012 | EP2480698A1 Ferritic stainless steel having high drawability properties |
| 08/01/2012 | EP2480370A1 Parts welded in a rotationally symmetrical manner |
| 08/01/2012 | EP2096184B1 Steel wire for spring excellent in fatigue property and drawing property |
| 08/01/2012 | EP1446509B9 Duplex stainless steels |
| 08/01/2012 | CN202361811U Steel pushing machine for heat accumulating type heating furnace |
| 08/01/2012 | CN202361756U Blowing device for online induction annealing furnace |
| 08/01/2012 | CN202359183U Aging furnace for section bars |
| 08/01/2012 | CN202359178U Steel ingot overturning device |
| 08/01/2012 | CN202359177U Waste hydrogen burner for full hydrogen bell type annealing furnace |
| 08/01/2012 | CN202359176U Bottom-rail driven door frame for aluminum foil continuous annealing furnace |
| 08/01/2012 | CN202359175U Material frame of aluminum-foil continuous annealing furnace |
| 08/01/2012 | CN202359174U Furnace body for continuous annealing furnace for aluminum foil |
| 08/01/2012 | CN202359173U Heat preserving furnace of continues annealing furnace |
| 08/01/2012 | CN202359172U Furnace body of continuous annealing furnace |
| 08/01/2012 | CN202359171U Shielding device for medium-frequency quenching of gear |
| 08/01/2012 | CN202359170U Helical gear quenching sensor |
| 08/01/2012 | CN202359169U Controllable internal circulation cooling system for thermal treatment furnace |
| 08/01/2012 | CN202359168U Quenching mechanism for car stabilizer bar |
| 08/01/2012 | CN202359166U Numerical control quenching machine tool control system of clutch disk-shaped parts |
| 08/01/2012 | CN202359165U Numerical control quenching machine tool for disk-like part of clutch |
| 08/01/2012 | CN202359164U Clutch disc-shape part pressure-quenching device |
| 08/01/2012 | CN202359163U Quenching device for steel bars |
| 08/01/2012 | CN202359162U Quench machining tool for axle tube |
| 08/01/2012 | CN202359160U Sedan stabilizing rod disc quenching machine |
| 08/01/2012 | CN202359158U Heating furnace |
| 08/01/2012 | CN202359157U Furnace body skeleton of heating-up furnace |
| 08/01/2012 | CN202359156U Preheating furnace of continuous annealing furnace |
| 08/01/2012 | CN202359155U Trolley type resistance annealing furnace |
| 08/01/2012 | CN102626001A Induction heating and quenching device, induction heating and quenching method, induction heating coil, heat treatment device, and heat treatment method |
| 08/01/2012 | CN102620562A Carrier roller type gas-electric compound heating mesh belt furnace |
| 08/01/2012 | CN102620561A Gas-electric compound heating mesh belt furnace with gas radiation pipes in vertical arrangement |
| 08/01/2012 | CN102618755A Seamless steel pipe and manufacturing method thereof |
| 08/01/2012 | CN102618716A High-temperature furnace roller for CSP (Compact Strip Production) heating furnace |
| 08/01/2012 | CN102618715A Insert strip for steel coil temperature measuring device in bell type annealing furnace and preparing method thereof |
| 08/01/2012 | CN102618714A Heat treatment tool for steel strip coil |
| 08/01/2012 | CN102618713A Heat treatment method for welding SA335-P91/P92 steel by ultra-supercritical coal-fired power plant |