| Patents for C21D 7 - Modifying the physical properties of iron or steel by deformation (3,811) |
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| 03/20/2012 | US8137484 Method of production of steel superior in machinability |
| 03/15/2012 | DE19983148B3 Federoberflächenbehandlungsverfahren Spring surface treatment processes |
| 03/15/2012 | DE102010040698A1 Verfahren zur Herstellung einer Legeform für die Fertigung von Bauteilen A method for producing a countershaft form for the production of components |
| 03/14/2012 | EP2427282A2 Device and method for heating workpieces which are to be hot-formed |
| 03/14/2012 | CN202164331U 挤压器 Extruder |
| 03/14/2012 | CN102373321A Shot peening strengthening method for controlling strain hardening rate of high temperature alloy surface |
| 03/14/2012 | CN102373320A Technology for manufacturing micro/nano-block by stirring, fractionating, welding and performing combined extrusion |
| 03/08/2012 | US20120055216 Manufacturing method for coil spring |
| 03/06/2012 | US8127449 Press-hardened component and method for the production of a press-hardened component |
| 03/06/2012 | CA2620735C Method for cold forging high strength fastener with austenitic 300 series material |
| 03/01/2012 | WO2012025171A1 Profiled component and method for producing a profiled component |
| 03/01/2012 | US20120048390 Wrought and cast aluminum alloy with improved resistance to mechanical property degradation |
| 03/01/2012 | DE102010035322A1 Verfahren zum Temperieren von metallenen Platinen und Wärmetauschervorrichtung für metallene Platinen Method for controlling the temperature of metal plates and heat exchange device for metal boards |
| 02/29/2012 | CN101914660B Composite strengthening method combining electron beam irradiation treatment with liquid shot blasting |
| 02/23/2012 | WO2011129921A3 Flexible beam delivery system for high power laser systems |
| 02/23/2012 | DE102010035038A1 Motor vehicle-bumper bracket, preferably bumper crossbar, sill and/or side impact absorber, comprises longitudinal profile, bar, two legs and flanges |
| 02/22/2012 | CN101941082B 大缸径液压缸杆类外表面的超声波加工方法 Large bore hydraulic cylinder rod outer surface of the ultrasonic processing methods class |
| 02/22/2012 | CN101057078B 压缩机叶轮及其制造方法、压缩机叶轮组件及涡轮增压器 And a method of manufacturing the compressor impeller, the compressor impeller and a turbocharger assembly |
| 02/09/2012 | WO2012018144A1 Spring and manufacture method thereof |
| 02/09/2012 | WO2012017749A1 High-strength spring |
| 02/09/2012 | WO2012017658A1 A method for shot peening a gas carburised steel |
| 02/09/2012 | WO2012017656A1 A method for shot peening |
| 02/09/2012 | WO2012016754A1 Needle peening device for locally working the surfaces of components |
| 02/08/2012 | CN202139272U Brick used for top of tuyere of blast furnace |
| 02/01/2012 | CN101948948B 小能量多次冲击技术制备块体纳米材料的方法 The method of preparation of small energy repeated impact technology bulk nanomaterials |
| 02/01/2012 | CN101678436B 在烧结部件上机加工齿部的方法和设备 Method and apparatus for machining a sintered part on the tooth portion |
| 01/25/2012 | CN102329937A Quantitative part surface nanorization device based on electrohydraulic servo control |
| 01/25/2012 | CN101829882B Manufacture method of variable cross-section reed with high strength of more than 1800 MPa |
| 01/19/2012 | DE112009002325T5 Messung der Kugelstrahlintensität in schwer zugänglichen Bereichen Measurement of shot-peening intensity in hard to reach areas |
| 01/19/2012 | DE102011001763A1 Autofrettagesystem, Autofrettageverfahren und Verfahren zum Herstellen eines Werkstücks mittels Autofrettage Autofrettagesystem, autofrettage and method of manufacturing a workpiece by means of autofrettage |
| 01/19/2012 | DE102010027554A1 Umformwerkzeug und Verfahren zum Warmumformen und partiellen Presshärten eines Werkstückes aus Stahlblech Forming tool and method for hot forming and press hardening of a partial workpiece made of sheet steel |
| 01/18/2012 | EP2407571A2 High cleanliness spring steel and high cleanliness spring excellent in fatigue properties |
| 01/18/2012 | CN102321792A Self-stress processing system, self-stress processing method and method of using self-stress processing production workpiece |
| 01/18/2012 | CN102321791A Method for realizing nanometer modification on metal material surface with sliding friction |
| 01/18/2012 | CN102321790A Nanometer modifying apparatus of metal material surface |
| 01/17/2012 | US8097207 Steel having high mechanical strength and wear resistance |
| 01/17/2012 | US8097096 Fire resistant steel excellent in high temperature strength, toughness, and reheating embrittlement resistance and process for production of the same |
| 01/11/2012 | EP2404636A1 Core for guide wire and method of producing same |
| 01/11/2012 | CN202107735U Multispecies valve body pressure device relative to environments |
| 01/10/2012 | US8091192 Device for surface blasting component |
| 01/05/2012 | WO2012001163A2 Higher-strength, cold-formable steel and steel sheet product consisting of such a steel |
| 01/05/2012 | CA2802129A1 Higher-strength, cold-formable steel and flat steel product made from such steel |
| 01/04/2012 | EP2402472A1 High-tensile, cold formable steel and flat steel product composed of such steel |
| 01/04/2012 | CN102308015A Method for manufacturing metal pipe |
| 01/04/2012 | CN102303288A Auger type steel shot feeding circulator, and metal surface treating apparatus by using the same |
| 12/29/2011 | US20110315793 Fuel Injector Tip With Compressive Residual Stress |
| 12/29/2011 | DE102010024892A1 Needler, useful e.g. for local surface processing, preferably solidification of components, comprises needle, which is movable by carrier in needle direction against surface to be processed, and rotating device for rotation of carrier |
| 12/29/2011 | DE102010024891A1 Shot-peening apparatus for local surface processing of component of aircraft engine, has rotating unit that is provided to rotate rotatable carriers and shift the needle to produce impact on surface area of component |
| 12/28/2011 | CN102296262A 平整辊表面纳米晶强化点镀铬毛化方法 Smooth roller surface nanocrystalline point chrome hair strengthening methods |
| 12/28/2011 | CN102010951B 一种钢铝固液相复合板的均匀后处理方法 Uniform post-processing method for solid-liquid phase steel and aluminum composite panels |
| 12/28/2011 | CN101845542B 一种高压油管强化设备 A high-pressure tubing to strengthen equipment |
| 12/27/2011 | DE202011051013U1 Werkzeug für ein Presshärtwerkzeug Tool for a Presshärtwerkzeug |
| 12/22/2011 | US20110308290 Method for ultrasonic peening of gas turbine engine components without engine disassembly |
| 12/21/2011 | EP2397573A1 Method for producing metal tube |
| 12/15/2011 | WO2011155296A1 Austenitic stainless steel tube having excellent steam oxidation resistance, and method for producing same |
| 12/15/2011 | CA2784760A1 Austenitic stainless steel pipe excellent in steam oxidation resistance and manufacturing method therefor |
| 12/14/2011 | CN202072730U 快进式超声波金属表面加工装置 Fast forward ultrasonic metal surface processing device |
| 12/14/2011 | CN102282381A 等速万向接头的外侧构件 Constant velocity universal joint of the outer member |
| 12/14/2011 | CN102277475A 振动时效校正筒形零件变形方法及反变形约束夹具 VSR cylindrical part distortion correction method and anti-deformation restraint fixture |
| 12/14/2011 | CN101415846B 调节多相钢的目标特性组合的方法和设备 Target characteristic adjusting method and apparatus of the combined multiphase steels |
| 12/14/2011 | CN101292049B 制备具有多相显微组织的钢零件的方法 The method of preparing a multi-phase microstructure of steel parts |
| 12/08/2011 | WO2011151908A1 Steel pipe for air bag and process for producing same |
| 12/08/2011 | CA2776984A1 Steel tube for airbags and a process for manufacturing same |
| 12/07/2011 | EP2392816A1 Stress Relief in Pressurized Fluid Flow System |
| 12/06/2011 | US8073572 Apparatus, method and computer program product for modifying a surface of a component |
| 12/01/2011 | US20110290377 Method for producing duplex stainless steel pipe |
| 11/30/2011 | CN102264512A 喷丸硬化用抛射材料的制造方法 Shot peening method of producing materials with projectile |
| 11/30/2011 | CN102260775A 不锈钢表面处理方法 Stainless steel surface treatment methods |
| 11/29/2011 | US8065898 Method and article for improved adhesion of fatigue-prone components |
| 11/24/2011 | US20110287223 Metallic articles with hydrophobic surfaces |
| 11/23/2011 | EP2388104A1 Alignment device and methods of using the same |
| 11/23/2011 | CN102251250A Rolling method for pickling line thermal annealing of low-chromium 400 series stainless steel |
| 11/23/2011 | CN102251085A Plastic processing method for powder metallurgy high-speed steel |
| 11/17/2011 | WO2011140897A1 Processing method for strengthening engine chain |
| 11/17/2011 | US20110282454 Interbody Spinal Implant Having Internally Textured Surfaces |
| 11/16/2011 | CN102242243A System and method for laser shock peening |
| 11/15/2011 | CA2536171C Turbocharger compressor wheel with treated counterbore and configurable for a compact axial length |
| 11/03/2011 | US20110269555 Outer member of constant speed universal joint |
| 11/03/2011 | US20110268533 Bolt and manufacturing method of bolt |
| 11/03/2011 | US20110265535 High-Hardness Shot Material for Shot Peening and Shot Peening Method |
| 11/02/2011 | CN202022960U Forcedly pressing die for membrane |
| 11/02/2011 | CN102230063A Method of forming nanostructure on friction surface of metal friction pair and special composition thereof |
| 10/27/2011 | WO2011081394A3 Hot press forming process of plated steel and hot press formed articles using the same |
| 10/26/2011 | EP2381120A1 Outer member of constant speed universal joint |
| 10/25/2011 | US8043446 High strength and corrosion resistant alloys comprising carbon, silicon, chromium, nickel, nitrogen, molybdenum, tungsten and iron, formed by heating and cooling |
| 10/25/2011 | CA2587858C Method of producing austentic iron/carbon/manganese steel sheets having very high strength and elongation characteristics and excellent homogeneity |
| 10/20/2011 | WO2011129921A2 Flexible beam delivery system for high power laser systems |
| 10/20/2011 | WO2011129401A1 Ultrasonic peening method and floating building |
| 10/20/2011 | WO2011129179A1 Spring and method for producing same |
| 10/20/2011 | US20110253262 Corrosion-resistant austenitic steel alloy |
| 10/20/2011 | US20110252851 Texturing of the seal surface for a roller cone rock bit |
| 10/20/2011 | US20110252850 Method and device of enhancing diffusibility of metallic surfaces and applications thereof |
| 10/20/2011 | CA2795993A1 Flexible beam delivery system for high power laser systems |
| 10/19/2011 | CN101665859B Laser shot-blasting process for stainless steel welded joint |
| 10/13/2011 | WO2011124846A1 Treatment of a heater tube intended for a pressurizer of the primary cooling system of a nuclear reactor |
| 10/12/2011 | CN102212665A Inner wall shot peening strengthening treatment process and device |
| 10/11/2011 | US8033152 Metallic article with improved fatigue performance and corrosion resistance |
| 10/05/2011 | EP1607151B1 Method for processing metal body and apparatus for processing metal body |
| 09/29/2011 | WO2011118451A1 Method for producing spring |
| 09/29/2011 | US20110236719 Method for Manufacturing a Coated Part Using Hot Forming Techniques |