| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 01/04/2007 | US20070000881 Plasma processing installation, influenced by a magnetic field, for processing a continuous material or a workpiece |
| 01/04/2007 | US20070000582 Adjusting the prior austenite grain size through the thickness of a hardened layer formed by induction hardening to < 12 mu m to increase the torsional fatigue strength; controlling silicon and molybdenum content to inhibitaustenite grain growth; automobile drive shafts/constant velocity joints |
| 01/04/2007 | US20070000579 Cooling element, particularly for furnaces, and method for producing a cooling element |
| 01/04/2007 | US20070000117 Method for producing hardened parts from sheet steel |
| 01/03/2007 | EP1739200A1 Strip made of stainless austenitic steel with bright surface and excellent mechanical properties |
| 01/03/2007 | EP1738612A2 Multi-frequency heat treatment of a workpiece by induction heating |
| 01/03/2007 | EP1404882B1 Method for quenching steel in pressurized air |
| 01/03/2007 | CN1890397A Method for producing alloyed zinc hot dip galvanized steel sheet |
| 01/03/2007 | CN1890394A Steel product for structural member of automobile and method for production thereof |
| 01/03/2007 | CN1890390A Method for annealing grain-oriented electromagnetic steel sheet and method for producing grain-oriented electromagnetic steel sheet |
| 01/03/2007 | CN1890389A Steel sheet for containers, and manufacturing method therefor |
| 01/03/2007 | CN1888119A Sulfur-preventing oil well pipe and its production process |
| 01/03/2007 | CN1888118A Cold rolled strip steel for shadow mask and its making process |
| 01/03/2007 | CN1888117A Ultra-high strength strip steel and its production process |
| 01/03/2007 | CN1888114A Soft tin-plate and its making process |
| 01/03/2007 | CN1888113A Soft tin-plate of hardness HR30T 51+/-3 and its making process |
| 01/03/2007 | CN1888112A High magnetic induction and high grad non-orientation electrical steel and its making process |
| 01/03/2007 | CN1888111A Non-orientation electrical steel and its making process |
| 01/03/2007 | CN1888094A Copying quech inducer for guide wheel beside tropezoidal wheel |
| 01/03/2007 | CN1888093A Inducing quenching and tempering process of automobile knuckle |
| 01/03/2007 | CN1888092A Heat treatment process for antiwear ferrous metal material ZG35CrMnSiBRe |
| 01/03/2007 | CN1888090A Orthodontic arch filament forming method and apparatus |
| 01/03/2007 | CN1888089A Heat treatment process of important screw of marine diesel engine |
| 01/03/2007 | CN1887709A Prepn process of magnesia for silicon steel |
| 01/03/2007 | CN1887514A Process of welding flow passage cover plate and frame of through-flow generator set |
| 01/03/2007 | CN1293210C High frequency quenching device for uniform speed universal joint |
| 01/03/2007 | CN1292847C Method and installation for producing a hot rolled strip from austenitic rust-resistant steels |
| 01/02/2007 | US7155950 Dampers for furnace coilers |
| 01/02/2007 | CA2372062C Pushing block for cvt belt and manufacturing method therefor |
| 12/28/2006 | WO2006136702A1 Induction furnace for treating electrically conductive strips, sheets, plates, and field winding therefor |
| 12/28/2006 | WO2006136701A1 Induction furnace for treating electrically conductive strips, sheets, plates, and field winding therefor |
| 12/28/2006 | US20060292513 Method and device for cooling or quenching slabs and sheets with water in a cooling pond |
| 12/28/2006 | US20060289092 Heat dissipation device having low melting point alloy coating and a method thereof |
| 12/27/2006 | EP1736556A2 Furnace for heating elongated aluminum strands |
| 12/27/2006 | EP1735474A1 Cold rolled steel sheet and hot dipped steel sheet with superior strength and bake hardenability and method for manufacturing the steel sheets |
| 12/27/2006 | EP1735473A1 Plants for annealing metal straps |
| 12/27/2006 | EP1735116A1 Method for producing mat-surfaced austenitic stainless steel straps |
| 12/27/2006 | EP1328374B1 Method and apparatus for welding pipes together |
| 12/27/2006 | CN2851273Y Continuous marquenching device for steel strip |
| 12/27/2006 | CN1886524A Cooling process and device for a steel sheet |
| 12/27/2006 | CN1886523A Method of quench hardening and device for use therein |
| 12/27/2006 | CN1884609A High Cr series stainless steel jointless oil well tube and its production method |
| 12/27/2006 | CN1884606A Ultra-fine pearlite high-strength rail steel and its preparation method |
| 12/27/2006 | CN1884593A Sheet annealing furnace |
| 12/27/2006 | CN1292089C Steel sheet for vitreous enameling and method for producing the same |
| 12/27/2006 | CN1292088C Hot rolled steel plates with excellent machinability, fatigue strength and surface appearance |
| 12/27/2006 | CN1292081C Heat treatment apparatus, heat treatment method, medium on which heat treatment program is recorded |
| 12/26/2006 | US7154067 Hardening method and apparatus utilizing laser beams |
| 12/21/2006 | DE102005037740B3 Heat treating combustion engine piston of steel or aluminum, to give wear resistance edge layer, by local solution annealing with inducer in evacuable housing, quenching with cooling device and annealing |
| 12/21/2006 | DE102005025827B3 Low heat loss furnace system, e.g. for annealing metallic articles, comprises at least two furnaces located in common housing and separated by intermediate wall with compensator folds |
| 12/21/2006 | DE102005016535B3 Forming zones of different hardness in hardenable workpiece, e.g. of steel, by simultaneous direct and indirect cooling of different regions using coolant supplied via channel- and/or slit-form guide paths |
| 12/20/2006 | EP1734323A2 Frame for supporting articles during a heat treatment |
| 12/20/2006 | EP1734143A1 Ferritic stainless steel sheet excellent in formability and method for production thereof |
| 12/20/2006 | EP1734136A2 Method and apparatus for the treatment of a component |
| 12/20/2006 | EP1733062A1 Method for producing a component by reshaping a plate, and device for carrying out said method |
| 12/20/2006 | EP1732716A1 Method for producing a metal |
| 12/20/2006 | EP1423547B1 An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained |
| 12/20/2006 | CN2848869Y Automobile half shaft bulk medium frequency quenching device constructed using rectangular multi loop sensor |
| 12/20/2006 | CN2848868Y Multichamber vacuum heat treatment furnace |
| 12/20/2006 | CN1290634C Method for cooling steel sheet and method of manufacturing steel sheet |
| 12/19/2006 | US7150800 Production method of belt for stainless steel continuously variable transmission belt |
| 12/14/2006 | WO2006132441A1 Oil well pipe for expandable-tube use excellent in toughness after pipe expansion and process for producing the same |
| 12/14/2006 | WO2006132163A1 Ferrite stainless steel sheet for bellows stock pipe |
| 12/14/2006 | DE19750606B4 Verfahren zur Wärmebehandlung und Temperung von chirurgischen Nadeln Process for the heat treatment and annealing of surgical needles |
| 12/13/2006 | EP1731777A1 Machine element and method for manufacture thereof |
| 12/13/2006 | EP1731776A1 Bearing device for wheel |
| 12/13/2006 | EP1731627A1 High-rigidity high-strength thin steel sheet and method for producing same |
| 12/13/2006 | EP1731626A1 High-rigidity high-strength thin steel sheet and method for producing same |
| 12/13/2006 | EP1731625A1 Steel wire for spring |
| 12/13/2006 | EP1729889A1 Device for painting and drying of endless materials |
| 12/13/2006 | CN2846434Y 线材退火机 Wire annealing machine |
| 12/13/2006 | CN2846433Y Anti-warp device for continuous annealing machine set |
| 12/13/2006 | CN2846432Y Gear heat treating device |
| 12/13/2006 | CN1878971A Method of manufacturing rotating body of torque converter and rotating body of torque converter manufactured by the manufacturing method |
| 12/13/2006 | CN1878926A 径向扩张系统 Radial expansion of the system |
| 12/13/2006 | CN1876886A Process for machining nitrified parts of impact type hydroturbine generator unit |
| 12/13/2006 | CN1289705C Duplex stainless steel |
| 12/13/2006 | CN1289697C Thermal shield apparatus for vertical continuous annealing furnace |
| 12/13/2006 | CN1289696C Wheel rotating quenching process and apparatus therefor |
| 12/13/2006 | CN1289695C Method and device for quenching steel in pressurized air |
| 12/13/2006 | CN1289219C Hot continuous rolling process of high-sulfur (sulfur-phosphorus) free cutting structural steel |
| 12/12/2006 | US7147732 Quenching method and apparatus |
| 12/12/2006 | US7147731 Flanged parts producing method, and heat-treating device and heat treating method therefor |
| 12/12/2006 | US7147730 High carbon steel and production method thereof |
| 12/12/2006 | US7146735 Method of making a bearing ring for a large roller bearing |
| 12/12/2006 | US7146731 Snapping and hinging arrangements, watches and associated methods |
| 12/07/2006 | WO2006129425A1 High-strength steel sheet plated with zinc by hot dipping with excellent formability and process for producing the same |
| 12/07/2006 | WO2006128821A1 Method for producing a metallic component comprising adjacent sections having different material properties by means of press hardening |
| 12/07/2006 | WO2006071502A3 Composition and process for enhanced properties of ferrous components |
| 12/07/2006 | US20060275728 Roller table roll, particularly for conveying furnace-heat |
| 12/07/2006 | US20060272751 Heat mold device and a method of making a guide wire by using the same heat mold device |
| 12/07/2006 | DE102005018145B3 Vorrichtung zur Kühlbehandlung von auf einem Rollgang aufliegenden Walzdrahtschlingen An apparatus for cooling treatment of resting on a roller table wire rod loops |
| 12/07/2006 | CA2610378A1 Method for producing a metallic component comprising adjoining portions having differing material properties |
| 12/06/2006 | EP1728883A1 High strength bolt excellent in characteristics of resistance to delayed fracture and resistance to relaxation |
| 12/06/2006 | EP1728878A2 Process and device for hardening of saw-tooth and all-steel card clothing, and saw-toothed wire |
| 12/06/2006 | EP1728578A1 Steel sheet for dissimilar materials weldbonding to aluminum material and dissimilar materials bonded body |
| 12/06/2006 | EP1648630B1 Thermo-electromechanical process and system for coiling and uncoiling an in-line hot rolled pre-strip from thin slab continuous casting |
| 12/06/2006 | EP1191114B1 High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same |
| 12/06/2006 | CN2844550Y Copper-alloy bush of large grinder |
| 12/06/2006 | CN2844134Y Automatic medium-frequency quenching producer |