| Patents for B21K 29 - Arrangements for heating or cooling during processing (208) |
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| 06/13/2012 | CN1947932B Workpiece molding method, workpiece produced therefor, and device for processing the workpiece |
| 05/30/2012 | CN202239468U Cooling device for core rod |
| 05/30/2012 | CN101961765B Manufacturing process and equipment for upset forging of flanges |
| 05/16/2012 | CN102458712A Forging die heating apparatuses and methods for use |
| 04/25/2012 | CN102423791A 锻件余热利用装置 Forging waste heat utilization equipment |
| 04/18/2012 | EP2440346A1 Forging die heating apparatuses and methods for use |
| 04/04/2012 | CN102397965A Microalloy non-quenched and tempered steel forging and cooling control technology and automatic production line |
| 03/22/2012 | US20120067101 Forging tool |
| 03/21/2012 | EP1737590B1 Method for local forming of a hollow workpiece |
| 03/21/2012 | CN101947617B Double-chamber high-temperature forging and forming device of TiAl intermetallic compound forge piece and method thereof |
| 02/29/2012 | CN101912940B Forming mould of high-toughness magnesium alloy thin-web high-reinforcement forging with flow-dividing bin |
| 02/22/2012 | CN202146967U 一种胀断连杆的控温冷却装置 A temperature-controlled cooling device off inflation link |
| 02/01/2012 | CN102335715A Temperature-controlled cooling method of splitting connecting rod |
| 01/11/2012 | CN202105977U Spray cooling device for forging moulds |
| 12/21/2011 | CN202079228U 闭式单点压力机模具自动水冷润滑循环系统 Closed single-point press mold automatic water cooling circulation system lubrication |
| 12/07/2011 | CN202062041U 智能控冷装置 Intelligent controlled cooling device |
| 11/30/2011 | CN101695806B 汽车变速器倒档齿轮制造工艺 Automobile transmission reverse gear manufacturing process |
| 11/23/2011 | CN202045333U Waste heat collecting device for forge pieces |
| 11/23/2011 | CN102248119A Temperature-controlled cooling device of fracture-splitting connecting rod |
| 11/16/2011 | CN202037285U Four-hammer-head hydraulic precision-forging machine forging oil cylinder with cooling device |
| 10/12/2011 | CN202006264U Die for isothermal forging |
| 08/17/2011 | CN101773979B Heating device suitable for dynamic isothermal forging mold |
| 06/29/2011 | CN102107257A Method and device for determining heating start point of electric upsetting through current detection |
| 06/22/2011 | CN201871659U Punch hot forging processing fixture |
| 06/16/2011 | WO2011071196A1 Titanium alloy bolt manufacturing facility and method for manufacturing titanium alloy bolt using same |
| 05/04/2011 | CN201815624U Upsetting flange manufacturing device |
| 03/23/2011 | CN201768873U Heating, upsetting and cooling device of drill pipe end |
| 03/23/2011 | CN201768872U Spray cooling device for moulds in oil press |
| 02/16/2011 | CN201744610U Hot forging upper die and lower die bidirectional & synchronous spray liquid cooling device |
| 02/02/2011 | CN101961911A Negative pressure type mold temperature controller |
| 02/02/2011 | CN101961765A Manufacturing process and equipment for upset forging of flanges |
| 02/02/2011 | CN101568654B Method of cooling hot forged part, apparatus therefor, and process for producing hot forged part |
| 01/26/2011 | CN101954437A Plunger tip hot-forging machining jig |
| 01/19/2011 | CN201711479U One-step forming mould for supporting single lug |
| 01/19/2011 | CN101947617A Double-chamber high-temperature forging and forming device of TiAl intermetallic compound forge piece and method thereof |
| 01/05/2011 | CN101934341A Forging technology of TC4 titanium alloy cylindrical part |
| 12/29/2010 | CN101927312A Method for processing TC4 titanium alloy into forged rings |
| 12/22/2010 | CN101920307A Heating and upsetting cooling device of drill rod pipe end |
| 12/16/2010 | WO2010144220A1 Forging die heating apparatuses and methods for use |
| 12/16/2010 | CA2762223A1 Forging die heating apparatuses and methods for use |
| 12/15/2010 | CN101912940A Forming mould of high-toughness magnesium alloy thin-web high-reinforcement forging with flow-dividing bin |
| 12/08/2010 | CN101203340B Hot forging equipment |
| 11/10/2010 | CN101879568A Automatic cooling, purging and lubricating device for drill pipe thickening machine |
| 08/25/2010 | CN101811171A Wind power steel ball hot-blocking blank automatic heating and feeding device |
| 08/12/2010 | US20100200123 Hardened titanium structure for transmission gear applications |
| 07/14/2010 | CN101773979A Heating device suitable for dynamic isothermal forging mold |
| 06/02/2010 | CN101716648A Bearing part post-forging intelligent cooling control technical process and device |
| 04/21/2010 | CN101695806A Process for manufacturing backward gear of automobile gearbox |
| 12/31/2009 | US20090320544 Coiling furnace |
| 10/28/2009 | CN101568654A Method of cooling hot forged part, apparatus therefor, and process for producing hot forged part |
| 09/23/2009 | EP2103696A1 Method of cooling hot forged part, apparatus therefor, and process for producing hot forged part |
| 02/17/2009 | US7490500 Tape measure device and method of manufacturing blade therefor |
| 01/13/2009 | US7475581 Method of increasing the control precision of the path of a product in a levelling machine with interlocking rollers, and levelling installation used to implement same |
| 11/19/2008 | CN100434554C Zinc-aluminium alloy wire, and its manufacturing method and use |
| 10/08/2008 | CN101279354A Method for producing connecting pin forging |
| 07/10/2008 | WO2008081955A1 Method of cooling hot forged part, apparatus therefor, and process for producing hot forged part |
| 06/18/2008 | CN101203340A Hot forging equipment |
| 05/14/2008 | CN101176904A Method for shaping hollow iron bannister |
| 04/16/2008 | EP1911536A1 Hot forging equipment |
| 10/10/2007 | EP1843093A2 Burner nozzle, system, furnace and installation |
| 07/31/2007 | US7250133 Device for use when hardening |
| 06/13/2007 | CN1978684A Zinc-aluminium alloy wire, and its manufacturing method and use |
| 04/18/2007 | CN1947932A Cryofluid assisted forming method |
| 03/21/2007 | CN1305597C Hot-forming and forging method for large-sized high-temperature alloy turbine disc |
| 01/18/2007 | WO2007007497A1 Hot forging equipment |
| 01/03/2007 | EP1737590A1 Local forming, locally formed work piece and tool for such forming |
| 09/14/2006 | US20060201218 Device for free three-dimensional profile forming |
| 07/19/2006 | EP1681113A1 Hot dies type forging press and thermal insulation means for said press |
| 04/26/2006 | EP1649949A1 Method of heating forging tools in a forging device, and releasable furnace element for heating such tools |
| 12/22/2005 | DE102004016735B3 Tool heating device for deforming machine has heating element able to be fitted to deforming machine for preheating |
| 08/25/2005 | WO2005077560A1 Local forming, locally formed work piece and tool for such forming |
| 08/17/2005 | CN1654140A Hot-forming and forging method for large-sized high-temperature alloy turbine disc |
| 07/06/2005 | CN1209209C Production process of high strength bolt with above 1300MPa |
| 06/16/2005 | US20050127583 Device for use when hardening |
| 02/27/2005 | CA2472499A1 Ballistic forging |
| 11/24/2004 | EP1478789A2 Device for use when hardening |
| 04/21/2004 | CN2612479Y Residual heat pick device for forged piece |
| 11/27/2003 | WO2003072842A3 Quenching device for two or more workpieces |
| 09/24/2003 | CN1443946A Production process of high strength bolt with above 1300MPa |
| 09/18/2003 | WO2003076096A1 Heating apparatus for formable metals |
| 09/04/2003 | WO2003072842A2 Quenching device for two or more workpieces |
| 09/10/1998 | DE19756581A1 Method for heating and cooling of non-quenched and tempered steel |
| 09/09/1998 | CN1192476A Method for heating and cooling non-quenched and tempered steel and apparatus for the same |
| 04/15/1998 | CN2278760Y Non-hardened and -tempered steel pumping rod forging and air cooling apparatus |
| 04/16/1997 | CN1034558C Device for cooling pressing tool of upsetting press and method for operating this device |
| 09/27/1994 | US5349842 For use in an upsetting press for width reduction of slabs |
| 09/02/1992 | EP0500969A1 Integral type wheel made of light metal having grain flow metallographic structure |
| 07/22/1992 | CN1062859A Device for cooling pressing tool of upsetting press and method for operating this device |
| 07/01/1992 | EP0492227A1 Device for cooling the pressing tools of a pressing machine and methods for its operation |
| 06/17/1992 | EP0490763A1 Apparatus for the semi-hot forging of a metal workpiece and method for applying such an apparatus |
| 03/20/1992 | WO1992005039A1 Integral type wheel made of light metal having grain flow metallographic structure |
| 03/20/1992 | CA2068999A1 One-piece forged type wheels of light alloy having a metal flow metallographic structure |
| 08/28/1991 | CN1054022A Preparing technology for electric conducting wear-resistant alloy |
| 03/05/1991 | US4996863 Radially convergent hot forging apparatus and method |
| 12/26/1989 | US4888973 Heater for superplastic forming of metals |
| 08/16/1988 | US4763501 Punch-probing device on a cross transfer press |
| 12/30/1986 | EP0206187A1 Punch-sensing device in a cross-transfer press |
| 06/18/1985 | US4523445 Hot working method and apparatus in the swaging working technology |
| 04/24/1984 | US4444039 Die forging press |
| 08/23/1983 | US4399681 Forging of an article having a plurality of longitudinally arranged protuberances |