| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 01/19/2011 | CN101952559A Roller follower, valve gear, apparatus for high-frequency hardening, method of heat-treating shaft member, process for producing shaft, and shaft |
| 01/19/2011 | CN101949454A Enamelled butterfly valve and manufacturing method thereof |
| 01/19/2011 | CN101948952A Single-ingot power frequency heating furnace |
| 01/19/2011 | CN101948951A Integral heat treatment process of integrated axle |
| 01/19/2011 | CN101948950A Self-adjustable flat-flame burner for annealing furnace |
| 01/19/2011 | CN101948949A High temperature insulation beam of annealing furnace mouth |
| 01/19/2011 | CN101948947A Heat treatment technology of spheroidal graphite cast iron piston ring |
| 01/19/2011 | CN101948945A Rotary flat-flame burner of annealing furnace |
| 01/19/2011 | CN101948944A Processing method for preventing deformation of chassis mould of full-automatic coffee machine |
| 01/19/2011 | CN101947630A Controlled-forging controlled-cooling processing technology of bearing ring prepared by GCr15 |
| 01/19/2011 | CN101660036B Heat treating method of high strength and high ductility steel tube |
| 01/19/2011 | CN101613794B Same-tooth positioning device with single gear tooth continuous induction quenching |
| 01/19/2011 | CN101566066B High-intensity hydraulic support pipe with wall thickness of 60mm-70mm |
| 01/19/2011 | CN101549449B Processing technology for high-strength large hexagon head bolt used for steel structure |
| 01/19/2011 | CN101543947B Method for manufacturing spring of derrick centralizer |
| 01/19/2011 | CN101463419B Tension stabilizing device for band steel in continuous annealing wire annealing furnace |
| 01/19/2011 | CN101457287B Auxiliary quenching fixture and quenching method of thin wall internal tooth ring |
| 01/19/2011 | CN101454465B Process for producing grain-oriented magnetic steel sheet with high magnetic flux density |
| 01/19/2011 | CN101435015B Trolley type annealing furnace |
| 01/19/2011 | CN101402138B Powder alloy smithing float grease seal ring with upper and lower double-layer and method of producing the same |
| 01/19/2011 | CN101374966B Process for manufacturing an airbag inflator bottle member |
| 01/19/2011 | CN101297048B Process for producing sliding rings and/or mating rings of a sliding-ring seal by means of laser hardening |
| 01/19/2011 | CN101285152B A ferritic stainless steel wire and wire rod excellent in corrosion resistance, cold-rolling ability and toughness having reduced surface defects and magnetic property |
| 01/19/2011 | CN101184860B Carburized induction-hardened component |
| 01/13/2011 | WO2011004913A1 Steel wire for high-strength spring |
| 01/13/2011 | WO2011004779A1 High-strength steel sheet and manufacturing method therefor |
| 01/13/2011 | WO2011004554A1 Process for production of cold-rolled steel sheet having excellent press moldability, and cold-rolled steel sheet |
| 01/13/2011 | WO2011004302A1 Device for separating atmospheres |
| 01/13/2011 | WO2011003119A1 Tower furnace for heat treating a metal strip in a protective gas atmosphere |
| 01/13/2011 | WO2010099779A3 Method and apparatus for welding wires, including an annealing process prior to, during, or following the welding process; wire produced; use of small tubes in said method |
| 01/13/2011 | DE10222098B4 Verfahren zur Wärmebehandlung von einem Bauteil aus einer härtbaren Leichtmetalllegierung A method of heat treatment of a component made of a curable light metal alloy |
| 01/13/2011 | CA2767439A1 High-strength steel sheet and method for manufacturing the same |
| 01/12/2011 | EP2272995A1 A manufacturing method of oriented si steel with high electric-magnetic property |
| 01/12/2011 | EP2271779A1 Steel filament patented in bismuth |
| 01/12/2011 | EP2176438B1 Combined annealing and galvanisation line and method for converting a continuous annealing line into such combined line |
| 01/12/2011 | CN201704379U Communication type forged heating and after-forged heat-treatment furnace |
| 01/12/2011 | CN201704378U Electromagnetic heating furnace type steel wire heat treatment device |
| 01/12/2011 | CN201704377U Gas circulatory injection cooling device |
| 01/12/2011 | CN201704376U Device for drying coolant in order to prevent bonding wires from getting stuck after being annealed |
| 01/12/2011 | CN201704375U Fixing part used for refractory fibers in vertical annealing furnace |
| 01/12/2011 | CN201704374U Cooling-free furnace roller device |
| 01/12/2011 | CN201704373U Strip steel deviation rectifying device in annealing furnace |
| 01/12/2011 | CN201704372U High-temperature furnace roll adopting air-cooling technology |
| 01/12/2011 | CN201704371U Panel turnover machine |
| 01/12/2011 | CN201704370U Lead pot circulating cooling device |
| 01/12/2011 | CN201704369U Induction heating annealing device for metal wires |
| 01/12/2011 | CN201704368U Large bearing microstructure thinning processor |
| 01/12/2011 | CN201704367U Electrical heating belt arrangement structure of annealer |
| 01/12/2011 | CN201704366U End induction heating device |
| 01/12/2011 | CN201704365U System for controlling cooling process of heated steel plates |
| 01/12/2011 | CN201704364U One-drives-two forging heat and post-forging heat treatment furnace |
| 01/12/2011 | CN201704360U Gas circulating spray cooling device with afterheat recycling function |
| 01/12/2011 | CN201704358U Suspending drop type bonding wires annealing liquid continuous applying device |
| 01/12/2011 | CN201703840U Automatic feeding device capable of controlling quantity |
| 01/12/2011 | CN201702608U Ball distributing mechanism of steel bar processer |
| 01/12/2011 | CN1851006B Laser reinforcing technological method for circular saw bit |
| 01/12/2011 | CN1697889B Low carbon martensitic stainless steel and its manufacture method |
| 01/12/2011 | CN101943234A Compound technology of titanium carbide reinforced cast iron base brake disc |
| 01/12/2011 | CN101942978A Preparation method of continuous expansion pipe with high strength and high plastic elasticity |
| 01/12/2011 | CN101942616A Bainite steel plate with high elongation, high strength and low carbon and production method thereof |
| 01/12/2011 | CN101942615A Machining method of high-strength and ultra high-strength steel tubes |
| 01/12/2011 | CN101942557A Method for controlling hot-conveying charging temperature of casting blanks accurately |
| 01/12/2011 | CN101942555A Heat treatment process of GCr15 steel bearing ring |
| 01/12/2011 | CN101942554A Technology for heating processing and quenching of thick-wall seamless steel tube |
| 01/12/2011 | CN101942553A Offline or online integral quenching/tempering thermal treatment production line for standard steel rail and profiled steel rail |
| 01/12/2011 | CN101942552A Aging treatment method of large-size circular magnetic steel part precision magnetic field |
| 01/12/2011 | CN101942551A Continuous vehicle lamp destressed tempering furnace |
| 01/12/2011 | CN101942550A Heat treatment process for hollow drill collar |
| 01/12/2011 | CN101942549A Heat treatment process for adjusting valve disc forge piece of supercritical steam turbine unit |
| 01/12/2011 | CN101942544A Structure for putting bricks into annealing electric stove hearth |
| 01/12/2011 | CN101941021A Method for producing extra-deep drawing cold-rolled steel plate based on ASP process |
| 01/12/2011 | CN101698899B Single-column open gear die press quenching machine tool |
| 01/12/2011 | CN101628374B Method for preparing forging mould by double-layer metal resurfacing welding based on cast steel substrate |
| 01/12/2011 | CN101570818B Spiral material quick auto transferring device |
| 01/12/2011 | CN101560595B Induction heat processing method of truck longeron and device thereof |
| 01/12/2011 | CN101509059B Thermal treatment method for multi-link lever press off-centering body |
| 01/12/2011 | CN101476025B Oblique fillet type ring induction quenching machine |
| 01/12/2011 | CN101389781B High-strength stainless steel spring and method of manufacturing the same |
| 01/12/2011 | CN101331243B High strength steel wire for good wire drawability property and the manufacture method thereof |
| 01/12/2011 | CN101031667B Grain-oriented electrical steel sheet, and manufacturing method therefor |
| 01/11/2011 | US7867345 Manufacturing method of thin component, bearing ring, thrust needle roller bearing, manufacturing method of rolling bearing ring, rolling bearing ring, and rolling bearing |
| 01/06/2011 | WO2011001124A1 Method for producing martensitic steel with mixed hardening |
| 01/06/2011 | WO2010127837A3 Device and method for heating workpieces which are to be hot-formed |
| 01/06/2011 | WO2010112553A3 Method for welding a recess in a component by means of sheeting for fusion welding applied outside or around the contour, and corresponding component |
| 01/06/2011 | CA2766779A1 Method for producing martensitic steel with mixed hardening |
| 01/05/2011 | EP2270247A1 Piston ring material for internal combustion engine |
| 01/05/2011 | EP2268841A1 A bearing component |
| 01/05/2011 | EP1512762B1 Method for producing cold rolled steel plate of super high strength |
| 01/05/2011 | DE102007049197B4 Verfahren zur Erhöhung der Dauerfestigkeit einer Kurbelwelle, sowie Kurbelwelle Method for increasing the fatigue strength of a crankshaft, and the crankshaft |
| 01/05/2011 | DE10024990B4 Verfahren und Vorrichtung zum induktiven Härten von Kurbelwellen Method and apparatus for induction hardening of crankshafts |
| 01/05/2011 | CN201695066U High-density straight collecting pipe cooling device |
| 01/05/2011 | CN201695065U Device for preventing tension roller from skidding |
| 01/05/2011 | CN201695064U Steel thermal treatment cooling and shaping sprinkler |
| 01/05/2011 | CN201695063U Metal guide bracket for tempering production line |
| 01/05/2011 | CN201695062U Heat treatment device used for saw blade of stone carborundum saw |
| 01/05/2011 | CN201695061U Inductor of gear shift lever |
| 01/05/2011 | CN101939459A High-strength hot-rolled steel sheet and process for production thereof |
| 01/05/2011 | CN101939458A High-strength hot-rolled steel sheet and process for production thereof |
| 01/05/2011 | CN101939457A High strength galvanized steel sheet with excellent formability and method for manufacturing the same |
| 01/05/2011 | CN101939456A High strength galvanized steel sheet with excellent formability and method for manufacturing the same |