| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 05/11/2006 | CA2581305A1 High pressure gas jet impingement heat treatment system |
| 05/10/2006 | EP1655383A1 Process and device for limiting the vibrations of aluminium or steel sheets during gas cooling |
| 05/10/2006 | EP1354967B1 Multi-layer heat treating furnace, heat treating device, and heat treating method |
| 05/10/2006 | EP1332233B1 Proceeding when producing pieces of metal materials capable of being hardened, a production process and a production line |
| 05/10/2006 | CN1771764A Induction heating coil and induction heating method for multi-step shaft member |
| 05/10/2006 | CN1771348A Hot dip alloyed zinc coated steel sheet and method for production thereof |
| 05/10/2006 | CN1771344A High strength hot dip galvanized steel sheet, and its production method |
| 05/10/2006 | CN1771342A Method for producing helical springs or stabilisers. |
| 05/10/2006 | CN1771341A Method for the thermomechanical treatment of steel |
| 05/10/2006 | CN1769509A Strength-ductility balanced plate steel with excellent weldability and manufacturing methods thereof |
| 05/10/2006 | CN1769503A Steel band edge annealing process |
| 05/09/2006 | US7041181 hardenable steel workpiece having two regions is first hardened so that both regions are of generally the same low ductility, then only one of the regions is hot coated so as to increase ductility of the one region while not heating other |
| 05/09/2006 | US7041149 Sintered sprocket for silent chain and production method therefor |
| 05/09/2006 | US7040080 Track link production method and track link produced by the same |
| 05/04/2006 | WO2006046919A1 Method and arrangement for heating extended steel products. |
| 05/04/2006 | WO2006046503A1 Steel pipe for air bag inflator and method for production thereof |
| 05/04/2006 | WO2006046266A1 Process and production line for manufacturing hot ultrathin steel strips with two casting lines for a single endless rolling line |
| 05/04/2006 | WO2006045622A1 Process for the manufacture of a containment device and a containment device manufactured thereby |
| 05/04/2006 | WO2006045461A1 Mechanically-stressed actuator or bearing component made from mechanically-hardened steel |
| 05/04/2006 | WO2005113841A3 Method for producing a shaft pertaining to a starter |
| 05/04/2006 | DE112004000474T5 Verfahren zur Herstellung einer hochfesten Feder A process for producing a high-strength spring |
| 05/04/2006 | DE102004051546A1 Verfahren zum verzugsarmen Härten von metallischen Bauteilen A method for low-distortion hardening of metal components |
| 05/04/2006 | CA2587035A1 Method and arrangement for heating extended steel products |
| 05/04/2006 | CA2584144A1 Process and production line for manufacturing hot ultrathin steel strips with two casting lines for a single endless rolling line |
| 05/03/2006 | EP1651788A2 Method and device for chilling a cast part |
| 05/03/2006 | EP1293269B1 Device and method for manufacturing soft metal tubes |
| 05/03/2006 | CN2776988Y Up and down heating thermal storage type water less cold push steel heating furnace |
| 05/03/2006 | CN1768153A Annealing frame |
| 05/03/2006 | CN1766134A 50 steel computer CPU fastener heat treatment process |
| 05/02/2006 | US7037390 Gas supplying devices for supplying an atmospheric gas consisting of hydrogen or a mixed gas of hydrogen and argon, are provided on the outlet side, atmospheric gas is supplied into the tube from the front end , continuous heat treatment |
| 05/02/2006 | US7037386 prevention of early exfoliation of rolling bearing for belt-type continuously variable transmission with metal belt including pieces where at least one of inner ring, outer ring and rolling element is made of iron alloy having chromium content of 2.5 to 20.0% by weight |
| 05/02/2006 | US7037383 Process for producing a component from metal |
| 04/27/2006 | WO2006043686A1 STEEL SHEET HAVING HIGH Al CONTENT AND EXHIBITING EXCELLENT WORKABILITY AND METHOD FOR PRODUCTION THEREOF |
| 04/27/2006 | WO2006043653A1 Induction hardening method and tool for hardening |
| 04/27/2006 | WO2006043156A1 Treatment process for bars |
| 04/27/2006 | WO2006042937A1 Method and device for limiting the vibration of steel or aluminium strips in gas or air blown cooling areas |
| 04/27/2006 | WO2006042601A1 Method and device for quenching flat steel products |
| 04/27/2006 | US20060086439 Cleaning a furnace by injecting a gas at a workpiece center location and applying heat; diffusion heat treating at least one workpiece in a gas atmosphere with gas being injected at workpiece center location |
| 04/27/2006 | US20060086436 Tempered plated wire and methods of manufacture |
| 04/27/2006 | US20060086431 Heating steel in a reducing atmosphere followed by subjecting to to an oxidizing treatment; overcoating of chromia; overcoated surface has superior chemical stability in coke-forming environments |
| 04/27/2006 | US20060086429 Cold-rolled steel strip with silicon content of at least 3.2 wt % and used for electromagnetic purposes |
| 04/27/2006 | DE102004051885A1 Mechanisch belastbares Stell- oder Lagerbauteil aus mechanisch gehärtetem Stahl Mechanically resilient actuator or bearing component of mechanically hardened steel |
| 04/27/2006 | CA2584672A1 High al-content steel sheet excellent in workability and method of production of same |
| 04/26/2006 | EP1650451A1 Roller bearing with steel plate race |
| 04/26/2006 | EP1649178A1 Thin-walled antifriction bearings |
| 04/26/2006 | EP1648630A1 Thermo-electromechanical process and system for coiling and uncoiling an in-line hot rolled pre-strip from thin slab continuous casting |
| 04/26/2006 | EP1648628A1 Device for warming a metal strip and systems for producing hot-rolled metal strips, fitted with said type of device |
| 04/26/2006 | CN1764989A Induction heat treatment of complex-shaped workpieces |
| 04/26/2006 | CN1764775A Piston for internal combustion engine |
| 04/26/2006 | CN1764733A Steel for spring being excellent in resistance to setting and fatigue characteristics |
| 04/26/2006 | CN1764730A Process for producing high-strength spring |
| 04/26/2006 | CN1253600C Magnesium oxide particle aggregate |
| 04/26/2006 | CN1253588C Method for quick adjusting stress of metallurgy roller |
| 04/25/2006 | US7032725 Ultrasonic machining and reconfiguration of braking surfaces |
| 04/25/2006 | CA2243495C Procedure for fabricating a thin sheet of ultra-low carbon steel for the production of stamped products for packaging and the thin sheet obtained by the procedure |
| 04/20/2006 | WO2006041198A1 High strength intermediate shaft for constant velocity universal joint |
| 04/20/2006 | WO2006041184A1 Roll/slide member, toroidal continuously variable transmission utilizing the same, and process for producing roll/slide member |
| 04/20/2006 | US20060082040 Clamp device and clamp method for heat-treated article |
| 04/20/2006 | US20060082035 In-magnetic-field heat-treating device |
| 04/20/2006 | DE4219916B4 Verfahren zum Herstellen einer Führungsschiene zur Verwendung in einer Rollkontakt-Linearbewegungseinheit A method for manufacturing a guide rail for use in a rolling contact linear movement unit |
| 04/19/2006 | EP1648201A2 Method for hardening of above surfaces of metallic work objects through heat treatment |
| 04/19/2006 | EP1647608A1 Steel material for high strength constant velocity joint intermediate shaft and high strength constant velocity joint intermediate shaft |
| 04/19/2006 | EP1647604A2 Process and device for improving the quality of steel or aluminium sheet during heat treatment in a continuous furnace |
| 04/19/2006 | EP1646459A1 Press-hardened component and method for the production of a press-hardened component |
| 04/19/2006 | EP1646458A1 Press-hardened component and associated production method |
| 04/19/2006 | EP1398392B1 High tensile hot rolled steel sheet excellent in shape freezing property and endurance fatigue characteristics after forming |
| 04/19/2006 | CN1760398A Steel in use for soldering pressure pipe in hydraulic power station under large line energy, and manufacturing method |
| 04/19/2006 | CN1252291C Technological method for raising toughness and hardening layer depth of heavy truck axle shaft |
| 04/19/2006 | CN1252290C Laser surface hardening process of gear |
| 04/18/2006 | US7029625 Continuous vacuum carburizing furnace |
| 04/13/2006 | WO2006038708A1 High strength thin steel plate excellent in elongation and bore expanding characteristics and method for production thereof |
| 04/13/2006 | WO2005087690A3 Low mass kiln furniture |
| 04/13/2006 | US20060078403 Method for the production of a screw, and screw produced according to said method |
| 04/13/2006 | US20060076092 Self-adjusting hot box |
| 04/13/2006 | US20060076086 Cold rolling a steel slab, decarburizing annealing, annealing separator secondary-recrystallization, purification; excellent magnetic and bend properties; strip-shaped electrical steel sheet |
| 04/13/2006 | DE10257967B4 Verwendung einer Chrom-Stahllegierung Using a chromium steel alloy |
| 04/13/2006 | DE102004042707A1 Method for making crankshaft for piston engines comprises thermally hardening connecting zones between pins and webs, other connecting zones being roll-hardened and shaft being leveled during this process |
| 04/12/2006 | EP1644540A2 Nano-precipitation strengthened ultra-high strength corrosion resistant structural steels |
| 04/12/2006 | EP1114196B2 Method for cleaning metallic surfaces |
| 04/12/2006 | CN1759198A High strength hot rolled steel sheet excelling in bore expandability and ductility and process for producing the same |
| 04/12/2006 | CN1757682A Metal-ceramic oxide(s) coating material, and its application |
| 04/12/2006 | CN1250752C Tempering process for non quenched and tempered steel engine crank shaft |
| 04/12/2006 | CN1250751C Hard alloy ultra-low temp. treatment process |
| 04/12/2006 | CN1250354C Processing technology of 70KM rocket radome |
| 04/11/2006 | US7026751 Material for shadow mask, method for production thereof, shadow mask comprising the material and picture tube using the shadow mask |
| 04/11/2006 | US7025927 Hot air blowing type fluidized-bed furnace, rotary heat-treatment furnace, heat-treatment apparatus, and method of heat treatment |
| 04/06/2006 | WO2006035667A1 Stainless steel sheet for gasket and method for producing same |
| 04/06/2006 | US20060070687 Method for producing seamless steel pipe for inflator of air bag |
| 04/05/2006 | EP1642990A1 High strength steel plate excellent in formability and method for production thereof |
| 04/05/2006 | EP1641575A1 Method for leveling hot profiles |
| 04/05/2006 | CN1756854A High strength and high magnetic permeability steel sheet for cathode ray tube band and method for production thereof |
| 04/05/2006 | CN1756853A High strength hot rolled steel sheet and method for manufacturing the same |
| 04/05/2006 | CN1754970A Method and arrangement for annealing of strips |
| 04/05/2006 | CN1754968A Method for producing Fe-Ni based alloy thin plate |
| 04/05/2006 | CN1249262C Ferritic stainless steel sheet excellent in solidifiability of shape |
| 04/05/2006 | CN1249256C Heat processing apparatus and method for safety working under control gas of heat processing room |
| 04/05/2006 | CN1249255C Method for relieving stress before plating whole chain |
| 04/04/2006 | CA2270625C Sand core removal and casting heat treatment |
| 03/30/2006 | US20060065334 High carbon steel wire with bainitic structure for spring and other cold-formed applications |
| 03/30/2006 | US20060065328 Steel material for mechanical structure excellent in suitability for rolling, quenching crack resistance, and torsional property and drive shaft |