| Patents for C21D 1 - General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (27,435) |
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| 08/03/2006 | US20060169374 Process for the production of an articulated structural part having improved wear resistance |
| 08/03/2006 | DE102005061946A1 Einsatzgehärteter Stahl mit hervorragender Zahnoberflächendauerfestigkeit, diesen verwendendes Zahnrad, und Verfahren zur Herstellung desselben Of the same hardened steel with excellent tooth surface fatigue strength, this gear-use, and methods for preparing |
| 08/02/2006 | EP1686295A1 Three piece-combined oil ring |
| 08/02/2006 | CN2801805Y Eccentric clamp used for rotating quenching small crank shaft |
| 08/02/2006 | CN2801804Y Heating quenching inductor for small size camshaft having multicam |
| 08/02/2006 | CN2801803Y Small multipurpose single chamber vacuum water hardening furnace |
| 08/02/2006 | CN2801802Y Quick changing connecting device of quenching inductor |
| 08/02/2006 | CN2801801Y Quenching inductor used for driving wheel tooth part |
| 08/02/2006 | CN2801800Y Full length quenching inductor used for small shaft having convex edge at middle part |
| 08/02/2006 | CN2801799Y Large step spindle nose surface quenching inductor |
| 08/02/2006 | CN1813163A Gas cooling type vacuum heat treating furnace and cooling gas direction switching device |
| 08/02/2006 | CN1812863A A steel member and a method of hard-facing thereof |
| 08/02/2006 | CN1811004A Cold working die steel |
| 08/02/2006 | CN1810998A Heat treatment process of nanometer composite permanent magnetic RE material |
| 08/02/2006 | CN1810997A Heat treatment process for raising comprehensive performace of low alloy structure steel |
| 08/01/2006 | US7083759 Method of producing a heat dissipation substrate of molybdenum powder impregnated with copper with rolling in primary and secondary directions |
| 08/01/2006 | US7083688 Formed via induction hardening, tempering; superior rotating fatigue properties and anti-surface fatigue strength |
| 08/01/2006 | CA2239553C Laser peening process and apparatus with reduction of dielectric breakdown to increase peak pressure pulse |
| 07/27/2006 | WO2006078052A1 Heat treatment furnace and heat treatment facility having the same |
| 07/27/2006 | WO2005072234A3 Coolant delivery system and continuous fabrication apparatus which includes the system |
| 07/27/2006 | US20060165533 Method and device for recycling gas |
| 07/27/2006 | US20060163782 Ceramic core spacer blocks for high temperature preheat cycles |
| 07/27/2006 | US20060163222 Workpiece structure modification |
| 07/27/2006 | US20060162826 Steel plate; silicon, aluminum, manganese, nickel, chromium, molybdenum, copper, titanium, zirconium, niobium, tantalum,tellurium, calcium, bismuth, lead, iron, vanadium and selenium; suitable for welding and thermal cutting |
| 07/27/2006 | US20060162825 Structural steel having improved quenchability without a reduction in its weldability; addition of silicon enables the quenching effectof boron to increased from 30-50%; this synergy occurs withoutincreasing the boron amount added, while silicon has no appreciable quenching effect in boron's absense |
| 07/27/2006 | US20060162823 Steel product for induction hardening, induction-hardened member using the same, and methods producing them |
| 07/27/2006 | US20060162819 Pin for chain and method for manufacture thereof |
| 07/27/2006 | DE10109694B4 Beheizungsvorrichtung Heating device |
| 07/26/2006 | EP1683885A1 High strength stainless steel pipe for line pipe excellent in corrosion resistance and method for production thereof |
| 07/26/2006 | EP1682686A1 Dual phase steel strip suitable for galvanizing |
| 07/26/2006 | CN1809648A Steel product excellent in characteristics of resistance to fatigue crack extension and method for production thereof |
| 07/26/2006 | CN1807659A Alloyed steel quenching |
| 07/26/2006 | CN1807658A Production method for high accuracy car steering rod seasoning, suspended rod eleminating stress |
| 07/26/2006 | CN1807006A Process and equipment for formation of low-plasticity nonferrous metal shaped wire |
| 07/26/2006 | CN1807005A Machining process and equipment for low-plasticity nonferrous metal round wire formation |
| 07/25/2006 | US7081174 Process for producing steel products having improved grain size properties and machinability |
| 07/20/2006 | WO2006075520A1 Method of manufacturing sliding member |
| 07/20/2006 | WO2006075120A1 Gas quenching cell for steel parts |
| 07/20/2006 | US20060157169 Gas quenching cell for steel parts |
| 07/20/2006 | US20060157160 High strength, noncracking |
| 07/20/2006 | DE60115232T2 Stahllegierung, werkzeug zum plastiggiessen und zähgehärteter rohling für plastikgiesswerkzeuge Alloy steel, tool for plastiggiessen and zähgehärteter rohling for plastikgiesswerkzeuge |
| 07/20/2006 | DE102005045341A1 Hochfestes, hochzähes Al-Zn-Legierungsprodukt und Verfahren zum Herstellen eines solches Produkts High strength, high ductility of Al-Zn alloy product and method of making such a product |
| 07/20/2006 | CA2595020A1 Gas quenching cell for steel parts |
| 07/19/2006 | EP1681365A1 Steel for case-hardened highly stressed machine components |
| 07/19/2006 | EP1681364A1 Expansible seamless steel pipe for use in oil well and method for production thereof |
| 07/19/2006 | EP1681359A1 High temperature bolt material |
| 07/19/2006 | CN1806061A Steel parts for machine structure, material therefor, and method for manufacture thereof |
| 07/19/2006 | CN1805803A Controllable cooling method for thick steel plate, thick steel plate manufactured by the controllable cooling method, and cooling device for the thick steel plate |
| 07/19/2006 | CN1804365A Expansion pipe device for oilfield well completion |
| 07/19/2006 | CN1804128A High carbon chromium bearing parts surface chemical heat-treatment process |
| 07/19/2006 | CN1804109A Preparation method of ultrathin, large-size, high-silicon silicon steel sheet by electron beam physical vapor deposition |
| 07/19/2006 | CN1804095A Preparation method for casting wear-resistant high speed steel |
| 07/19/2006 | CN1804091A Toughening method for casting high-boron wear-resistant alloy |
| 07/19/2006 | CN1804089A High-strength tempered bead steel wire |
| 07/19/2006 | CN1804088A Manganese chromium boron rare earth composite anti-wear cast iron and preparation process thereof |
| 07/19/2006 | CN1265684C Atmospheric plasma method and device for treating electricity conducting materials |
| 07/19/2006 | CN1264998C Novel process for double medium oil-air quenching of alloy wear resistant casting |
| 07/18/2006 | US7077993 Apparatus for softening a selected portion of a steel object by heating |
| 07/18/2006 | US7077920 coating opposite faces of a flat sheet-metal workpiece of low ductility; stripping the coating from the faces in one region while leaving the coating on the faces in another region; deforming and heating to harden only the uncoated region |
| 07/18/2006 | CA2166267C Method of producing a tool or die tool |
| 07/13/2006 | WO2005107325A3 Multi-frequency heat treatment of a workpiece by induction heating |
| 07/13/2006 | US20060153485 Roller bearing with steel plate race |
| 07/13/2006 | US20060151580 Coating compositions for solder spheres, powders and preforms, methods of production and uses thereof |
| 07/13/2006 | US20060150907 Method and device for blacking components |
| 07/13/2006 | DE19610722B4 Verfahren zum Herstellen von Schutz- oder Reaktionsgasen für die Wärmebehandlung von Metallen A process for the manufacture of protective or reaction gases for the heat treatment of metals |
| 07/13/2006 | DE102005000837A1 Thermische Bestrahlungsanordnung zur Erwärmung eines Bestrahlungsgutes Thermal radiation arrangement for heating a material to be irradiated |
| 07/12/2006 | EP1679385A1 Method for controlling bright annealing furnace |
| 07/12/2006 | EP1678339A1 Long fatigue life nitinol |
| 07/12/2006 | EP1276915B1 Rolling bearing component |
| 07/12/2006 | CN2795227Y Medium frequency welding sem heat processing test device |
| 07/12/2006 | CN1802524A Pin for chain and method for manufacture thereof |
| 07/12/2006 | CN1800430A Impact wrench anvil and method of forming an impact wrench anvil |
| 07/12/2006 | CN1263873C Method and apparatus for thermal treatment of rails |
| 07/11/2006 | CA2337145C Device for loading parts to be heat treated |
| 07/06/2006 | WO2006050209A3 High pressure gas jet impingement heat treatment system |
| 07/06/2006 | US20060147784 Low- contact-resistance interface structure between separator and carbon material for fuel cell, separator and carbon material used therein, and production method for stainless steel separator for fuel cell |
| 07/06/2006 | US20060147742 Composite copper foil, method of production thereof and high frequency transmission circuit using said composite copper foil |
| 07/06/2006 | US20060147296 Screw or tapping screw |
| 07/06/2006 | US20060144483 Steel contains, in % by weight: more than 0.1% of carbon in order to have a sufficient level of hardness and to allow the formation of carbides, but less than 0.23%, and preferably less than 0.22% so that it is suitable for welding and cutting |
| 07/06/2006 | US20060144482 Method of producing a cold-rolled band of dual-phase steel with a ferritic/martensitic structure and band thus obtained |
| 07/06/2006 | US20060144481 Track bushing and method and apparatus for producing the same |
| 07/06/2006 | US20060144480 Track bushing and method and apparatus for producing the same |
| 07/06/2006 | DE102004060354A1 Heat treatment plant for hardening, quenching and tempering steel has trolley with support elements forming resting surface for heat treatment of material |
| 07/06/2006 | CA2592420A1 Composition and process for enhanced properties of ferrous components |
| 07/05/2006 | EP1384391A4 Transverse flux induction heating of conductive strip |
| 07/05/2006 | CN2793097Y Structural quenching press |
| 07/05/2006 | CN2793096Y Isothermal quenching nitrate tank |
| 07/05/2006 | CN1796587A Orientating silicon steel, manufacturing process and equipment |
| 07/05/2006 | CN1262365C Method of manufacturing steel plate |
| 07/04/2006 | US7070666 Machinable austempered cast iron article having improved machinability, fatigue performance, and resistance to environmental cracking and a method of making the same |
| 07/04/2006 | US7070664 High strength bolt superior in delayed fracture resistant property and steel material for the same |
| 07/04/2006 | US7070228 Press molding and its high frequency quenching method and its high frequency quenching system |
| 06/29/2006 | US20060138718 Systems and methods for controlling heat treating atmospheres and processes based upon measurement of ammonia concentration |
| 06/29/2006 | US20060137784 Heat treating method for golf club head |
| 06/29/2006 | US20060137780 Thermal quenching carried out in the heat for forming in the hot state, such as rolling or after austenitization by reheating in a furnace; cooling at a rate greater than 0.5 degrees C./s between a specific temperature range; and cooling at a core rate greater than 0.1 degrees C./s between another range |
| 06/29/2006 | US20060137779 Press-hardened part and method for the production thereof |
| 06/28/2006 | EP1674744A1 Vehicle pinion shaft support system |
| 06/28/2006 | EP1673483A1 Method for heat-treating iron-containing materials |
| 06/28/2006 | EP1291448B1 Cold rolled steel sheet and galvanized steel sheet having strain aging hardening property and method for producing the same |
| 06/28/2006 | CN2791066Y Alloy sucker polish rod medium-fuequency induction heating water-cooling device |