| Patents for C21D 7 - Modifying the physical properties of iron or steel by deformation (3,811) |
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| 05/05/2011 | DE102010045025A1 Method for the production of an aluminum molded part, comprises heat-treating a semi-finished product and directly carrying out a deformation step for processing the semi-finished product after the heat treatment |
| 04/28/2011 | US20110097973 Method and Apparatus for Removing Scale from Hot-Rolled Steel Strip |
| 04/28/2011 | US20110094281 shot-treatment machine and a jig for a shot-treatment |
| 04/27/2011 | CN102031468A Homogenization post-processing method for steel titanium bronze 3.5-3.5 graphite semisolid composite plate |
| 04/27/2011 | CN102031355A Device and method for reinforcing metal abrasive |
| 04/27/2011 | CN102031354A Improvement of multi-roller jig |
| 04/27/2011 | CN102031353A Uniform post-processing method of steel zinc 3.5 boron nitride solid-liquid composite plate |
| 04/27/2011 | CN102031352A Uniform post-processing method of steel titanium bronze 3.5-4 graphite semi-solid composite plate |
| 04/27/2011 | CN102031351A Uniform post-treatment method for steel titanium bronze 3.5-5 graphite semisolid composite board |
| 04/20/2011 | CN102021497A Hot-rolled sheet coils of X80 pipe line steel and manufacturing method thereof |
| 04/20/2011 | CN102021292A Method for eliminating stress of sintered hard alloy |
| 04/20/2011 | CN102021291A Uniform after-treatment method for steel/magnesium bronze 3-3.5 boron nitride semisolid composite board |
| 04/20/2011 | CN102021290A Homogeneous post-processing method of steel magnesium bronze 3-3.5 graphite semi-solid composite plate |
| 04/20/2011 | CN102021289A Method for evenly post-treating steel-titanium bronze 4.3-5 graphite semisolid compound plate |
| 04/20/2011 | CN102021288A Even aftertreatment method for steel titanium bronze 3.5-3.5 boron nitride semisolid composite boards |
| 04/20/2011 | CN102021287A Uniform post-processing method of steel/zinc 3.5 boron nitride semi-solid composite board |
| 04/20/2011 | CN102021286A Uniform aftertreatment method of steel HSi80 brass solid-liquid phase composite board |
| 04/20/2011 | CN102021285A Uniform post processing method for steel and aluminum 7 graphite semi-solid composite plate |
| 04/20/2011 | CN102021284A Homogeneous post-processing method of steel red copper solid-liquid phase composite plate |
| 04/20/2011 | CN102021283A Method for uniformly post processing steel BFe30 cupronickel solid and liquid phase compound plate |
| 04/13/2011 | CN102010960A Homogenizing post-treatment method of steel aluminum-7-graphite solid-liquid composite board |
| 04/13/2011 | CN102010959A Homogenizing post-treatment method of steel aluminum-9-boron nitride semi-solid composite board |
| 04/13/2011 | CN102010958A Homogenizing post-treatment method of steel aluminum-20-tin semi-solid composite board |
| 04/13/2011 | CN102010957A Uniform post-processing method of steel-aluminium 28 lead semisolid composite board |
| 04/13/2011 | CN102010956A Uniform post-processing method of steel-aluminum 20 stannum solid-liquid phase composite board |
| 04/13/2011 | CN102010955A Homogenizing postprocessing method for steel zinc 3-Graphite semi-solid composite panel |
| 04/13/2011 | CN102010954A Uniform aftertreatment method of steel and zinc 3 graphite solid-liquid phase composite plate |
| 04/13/2011 | CN102010953A Homogenization post-processing method of steel-red copper semisolid composite plate |
| 04/13/2011 | CN102010952A Uniform post-processing method of steel-aluminium 28 lead solid liquid phase composite board |
| 04/13/2011 | CN102010951A Uniform post-processing method for steel-aluminum solid-liquid composite plate |
| 04/13/2011 | CN102010950A Uniform aftertreatment method for steel zinc solid-liquid phase composite board |
| 04/13/2011 | CN102010949A Homogenization post processing method for steel aluminum 9 graphite semisolid composite board |
| 04/13/2011 | CN102010948A Homogenization postprocessing method for steel-aluminium semi-solid clad plate |
| 04/13/2011 | CN102010947A Homogenization postprocessing method of steel zinc semisolid composite board |
| 04/13/2011 | CN102010946A Even post-treatment method for steel-aluminum 4-graphite semi-solid composite plate |
| 04/13/2011 | CN102010945A Uniform post-treatment method for steel-aluminum 5 graphite semi-solid composite plate |
| 04/13/2011 | CN102010944A Homogenization post processing method for steel aluminum 9 boron nitride solid-liquid phase composite board |
| 04/13/2011 | CN102009074A Steel plate shot blasting method and equipment therefor |
| 04/13/2011 | CN101660032B Method for processing surface of melting welding head |
| 04/07/2011 | WO2011040243A1 Shot peening treatment method for steel product |
| 04/07/2011 | WO2011039419A2 Method and use thereof for increasing natural frequency of steel plate component, and steel plate component |
| 04/06/2011 | EP2305995A1 Process for producing common rail, and common rail |
| 04/06/2011 | EP2304059A1 Method for the aftertreatment of a welded connection |
| 04/06/2011 | CN101624690B Preparation method for difficult-to-deformation metal block material room temperature equal-diameter bending passage deformation |
| 03/31/2011 | WO2011037759A2 Processes for reducing flatness deviations in alloy articles |
| 03/31/2011 | CA2772528A1 Processes for reducing flatness deviations in alloy articles |
| 03/30/2011 | EP2302089A1 Steam turbine rotor and alloy therefor |
| 03/30/2011 | CN101537529B Pin tool for friction stir welding and ultrafine grain preparation method thereof |
| 03/23/2011 | EP2298940A1 Automatic frettage (interference fit) device for high pressure components, particularly for pipelines |
| 03/22/2011 | CA2623146C Method for making a steel part of multiphase microstructure |
| 03/17/2011 | WO2011030827A1 Process for production of carbonitrided member |
| 03/17/2011 | US20110061432 Surface treatment method, shower head, processing container, and processing apparatus using them |
| 03/16/2011 | EP2295163A2 A method of forming a boss |
| 03/16/2011 | CN201762391U Floating type ultrasonic metal surface processing device |
| 03/16/2011 | CN101985677A Shot blasting technological method and shot blasting machine thereof for relieving workpiece stress |
| 03/16/2011 | CN101445862B Method for preparing metal-surface nano layer by friction and rolling |
| 03/16/2011 | CN101348850B Container strain strengthening system and austenitic stainless steel low temperature container produced by the same |
| 03/15/2011 | CA2424074C Steel and method for producing an intermediate product |
| 03/03/2011 | WO2011024792A1 Method for manufacturing mechanical part excellent in rolling fatigue life |
| 03/03/2011 | US20110053463 Shot blasting particles |
| 03/02/2011 | CN101983274A Drill bit for a rock drilling tool with increased toughness and method for increasing the toughness of such drill bits |
| 03/02/2011 | CN101124063B Welded joints and its ultrasonic treatment method |
| 02/24/2011 | US20110041581 Method for improving fatigue resistance of a threaded joint |
| 02/23/2011 | EP2287344A1 Method of manufacturing multi phase microstructured steel piece |
| 02/23/2011 | EP1347842B1 Apparatus and method for rolling workpieces |
| 02/23/2011 | CN101981302A Process for producing common rail, and common rail |
| 02/17/2011 | DE102010024664A1 Verfahren zum Herstellen eines Bauteils aus einem lufthärtbaren Stahl und ein damit hergestelltes Bauteil A method for manufacturing a component made of a steel and a lufthärtbaren thus produced component |
| 02/16/2011 | EP2283946A2 Method and device for producing parabolic guides and parabolic springs for, in particular, vehicle chassis, vehicle bodies and the like |
| 02/16/2011 | CN201746576U Miniature steel shot feeding circulator and numerical control metal finishing machine employing same |
| 02/15/2011 | US7887288 Component with compressive residual stresses, process for producing and apparatus for generating compressive residual stresses |
| 02/10/2011 | US20110034802 Systems, methods, and apparatus for imaging an implantable device and methods for manufacturing |
| 02/10/2011 | US20110030434 Method for ultrasound shot-blasting of turbomachine parts |
| 02/08/2011 | CA2675527C Formed article for vehicle body structural member |
| 02/03/2011 | DE102009026251A1 Verfahren und Vorrichtung zum energieeffizienten Warmumformen Method and apparatus for energy-efficient hot forming |
| 02/02/2011 | EP2021144B1 Method of machining the bearing seats of the main and rod bearings of crankshafts |
| 02/02/2011 | CN101965416A Process for manufacturing sheet of austenitic stainless steel having high mechanical properties and sheet thus obtained |
| 02/02/2011 | CN101965413A Cold drawn low carbon steel filament and method of manufacturing said filament |
| 02/02/2011 | CN101962706A Compound strengthening method of small hole in ultrahigh strength steel part |
| 02/02/2011 | CN101629268B Microalloying high-strength and anti-crack flat steel for automobile girder and production process thereof |
| 02/01/2011 | US7879163 Method for manufacturing a high carbon hot-rolled steel sheet |
| 01/27/2011 | WO2011010664A1 Method for heat-treating a ring-shaped member, method for producing a ring-shaped member, ring-shaped member, bearing ring, rolling bearing, and method for producing a bearing ring |
| 01/27/2011 | US20110017006 Peen finishing |
| 01/26/2011 | CN101956534A Production technology of single-joint or integrated drill pipe |
| 01/26/2011 | CN101956051A Grain refinement method and device thereof |
| 01/26/2011 | CN101597678B Method for processing wear resistance steel medium alloy lining board |
| 01/19/2011 | CN201713543U Particle collection device used for nanocrystallization process on surface of roller |
| 01/19/2011 | CN101952471A Steel products and process for production thereof |
| 01/19/2011 | CN101948948A Method for producing blocky nano material by small energy multiple impact technology |
| 01/19/2011 | CN101543947B Method for manufacturing spring of derrick centralizer |
| 01/13/2011 | US20110008633 Process for producing metal member, structural member with thus produced metal member, and method of repairing metal member |
| 01/12/2011 | CN101942547A Ultrasonic elliptical vibration extrusion device and vibration extrusion processing method for carrying out surface finishing of part by using same |
| 01/12/2011 | CN101942546A Method and device for laser shock processing of fastening holes |
| 01/12/2011 | CN101941082A Ultrasonic wave processing method for outer surface of hydraulic cylinder lever with large cylinder diameter |
| 01/12/2011 | CN101487079B Technique for processing metallic surface |
| 01/06/2011 | WO2010127837A3 Device and method for heating workpieces which are to be hot-formed |
| 01/06/2011 | US20110000593 Cold drawn low carbon steel filament and method of manufacturing said filament |
| 01/05/2011 | EP2268839A1 Cold drawn low carbon steel filament and method of manufacturing said filament |
| 01/05/2011 | DE102009025896A1 Warmumformung mit Einlegematerial Hot stamping with inlay material |
| 01/05/2011 | CN101537539B Pin tool for friction stir welding and current carrying friction stir welding method |
| 01/05/2011 | CN101537538B Integrated pin tool for friction stir welding and composite method of resistance-friction stir welding thereof |