| Patents for C21D 7 - Modifying the physical properties of iron or steel by deformation (3,811) |
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| 07/29/2009 | CN100519776C Method for increasing mechanical accessory surface bearing capacity |
| 07/29/2009 | CN100519774C Lower fluence boundary oblique laser shock peening |
| 07/29/2009 | CN100519055C Metal object having under-pressure and single-end belt, and its mfg. method |
| 07/23/2009 | WO2004044249A3 Intermetallic articles of manufacture having high room temperature ductility |
| 07/22/2009 | CN101487079A Technique for processing metallic surface |
| 07/16/2009 | DE102008003850A1 Processing a retaining body of a fuel injection valve device with a high pressure connection point that has a sealing cone, by plastically deforming and hardening the sealing cone in a locally aimed manner in order to increase the hardness |
| 07/15/2009 | EP2078100A1 Method for increasing the fracture toughness of the outer layer of a carbide cutting edge of a drill |
| 07/14/2009 | US7560000 Titanium alloy part and method for producing the same |
| 07/14/2009 | US7559998 Hot forming method and a hot formed member |
| 07/14/2009 | US7559221 Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method |
| 07/08/2009 | CN100510115C Process for enbancing surface by high-pressure water jet-flow |
| 07/02/2009 | WO2009081013A1 Method for the surface treatment of a zirconium or hafnium alloy and part thus processed |
| 07/02/2009 | US20090165519 Peening Device |
| 07/01/2009 | CN201265029Y Shot blasting processing unit |
| 07/01/2009 | CN100507024C Rolling method for exhaust valve surface |
| 06/25/2009 | US20090158797 Laser shock processed pilger dies |
| 06/24/2009 | CN101463415A Alloyed steel surface strengthening machine |
| 06/24/2009 | CN100503844C Sintered aggregate rolling deforming method and device for ejecting and depositing porous material |
| 06/17/2009 | EP2071045A2 Method and device for producing hardened components from sheet metal with a closed profile or an open profile with an undercut |
| 06/17/2009 | EP2069548A2 Metal gasket and method of making |
| 06/17/2009 | EP2069544A1 A method and an apparatus for prestressing components by electrical discharge |
| 06/17/2009 | EP2069543A1 Apparatus and method for electric spark peening of gas turbine components |
| 06/16/2009 | US7546756 Method for processing a metal slab or billet, and product produced using said method |
| 06/10/2009 | CN101454464A Galvanized rolling-hardened cold-rolled flat product and process for producing it |
| 06/10/2009 | CN101451182A Novel ingot-material rolling method |
| 06/10/2009 | CN100496787C Method of making a metallic thin wire |
| 06/09/2009 | US7544256 Uniform and consistent; reflectivity |
| 06/04/2009 | WO2009069554A1 Gear |
| 06/03/2009 | EP2065481A1 Fire-resistant steel excellent in high-temperature strength, toughness and reheat embrittlement resistance and process for production of the same |
| 06/03/2009 | CN101445862A Method for preparing metal-surface nano layer by friction and rolling |
| 05/28/2009 | DE102007056892A1 Verfahren und Vorrichtung zur Oberflächenverfestigung eines Metall-Komposit-Bauteils Method and apparatus for surface hardening of a metal-composite component |
| 05/27/2009 | CN101439349A Roll milling apparatus and method for obtaining material complex tissue |
| 05/22/2009 | WO2009064013A1 Process for production of common rails and partially strengthened common rails |
| 05/21/2009 | US20090126334 Device for stretching a transmission chain |
| 05/20/2009 | EP2060641A1 Austenite-base stainless steel pipe, for boiler, having excellent high-temperature steam oxidation resistance |
| 05/20/2009 | CN100489159C Surface treating and strengthening process for heavy vehicle bevel gear pair |
| 05/14/2009 | US20090119920 Method of producing a component |
| 05/13/2009 | EP2058415A1 Forged Austenitic Stainless Steel Alloy Components and Method Therefor |
| 05/13/2009 | CN101432092A Parting and cutting tool and method of producing a parting and cutting tool |
| 05/13/2009 | CN101429588A High-efficiency ultrasonic impact head for soldering joint stress release |
| 05/13/2009 | CN100487151C Manufacturing method for pressing-bend cool-forming round steel pipe with excellent shake proof property |
| 05/12/2009 | CA2458156C Device for processing a metal slab, plate or strip, and product produced using this device |
| 05/06/2009 | EP2055798A1 Tool steel and manufacturing method thereof |
| 05/06/2009 | EP1848866A4 A reinforcing bar |
| 04/30/2009 | US20090107211 Airfoil shot peening test strips |
| 04/30/2009 | US20090107197 Vertically Shaking Working Device |
| 04/29/2009 | EP2053365A2 Measuring sensor of vibration type |
| 04/29/2009 | CN101418420A GH2674 alloy |
| 04/29/2009 | CN101417384A Production method of low-carbon free-cutting steel |
| 04/23/2009 | WO2009050553A1 Formed article for vehicle body structural member |
| 04/23/2009 | US20090102104 Method for processing metal body and apparatus for processing metal body |
| 04/23/2009 | US20090101239 Method for processing metal body and apparatus for processing metal body |
| 04/22/2009 | EP1201773B1 High-strength spring and production method therefor |
| 04/22/2009 | CN101415846A Method and device adjusting targeted combinations of properties of polyphase steel |
| 04/16/2009 | WO2009047183A1 Method for the production of a steel component by thermoforming, and steel component produced by thermoforming |
| 04/16/2009 | US20090095043 Conformable tooling for localized shot peening |
| 04/16/2009 | US20090095042 Method for Surface Blasting Cavities, Particularly Cavities in Gas Turbines |
| 04/16/2009 | US20090094829 Method for ultrasonic peening of gas turbine engine components without engine disassembly |
| 04/15/2009 | EP2048480A2 Measuring sensor of vibration type |
| 04/15/2009 | CN100478457C Method for preparing iron-nickel alloy strip |
| 04/09/2009 | US20090090439 Cold working lubricant and cold working method for steel pipe |
| 04/08/2009 | EP2045360A1 Method for manufacturing a steel part by hot forming and steel part manufactured by hot forming |
| 04/08/2009 | EP1420894B1 Device for processing a metal slab, plate or strip, |
| 04/07/2009 | US7513121 Apparatus and method for improving work surface during forming and shaping of materials |
| 04/02/2009 | US20090084255 Compressed Elastomer Process for Autofrettage and Lining Tubes |
| 04/01/2009 | CN101400808A Process for manufacturing metal member, and structural member |
| 04/01/2009 | CN101397629A High intensity variable section spring piece under high stress and method for producing the same |
| 04/01/2009 | CN101396229A Production method of lotus leaf type non-sticking cooking utensils |
| 04/01/2009 | CN100473730C Steel tube excellent in exfoliating resistance for scale on inner surface of tube |
| 03/25/2009 | EP2038436A2 Metallic article with improved fatigue performance and corrosion resistance and method for making the same |
| 03/25/2009 | EP1420895B1 Method for processing a metal slab or billet |
| 03/25/2009 | CN101395283A Steel pipe excellent in steam resistance oxidation characteristics and method for manufacturing the same |
| 03/25/2009 | CN101392382A Method and device for strengthening surface modification by combination of laser cladding and laser peening |
| 03/19/2009 | US20090071578 Method for manufacturing a high carbon hot-rolled steel sheet |
| 03/19/2009 | US20090071214 Steel tube with excellent steam oxidation resistance and method for producing the steel tube |
| 03/19/2009 | DE102008032911A1 Production of aluminum moldings comprises partially forming aluminum sheet using a molding tool at room temperature, partially formed product being removed and heat aged, after which it is formed in second stage to its final shape |
| 03/18/2009 | CN100469937C Steel with high mechanical strength and wear resistance |
| 03/18/2009 | CN100469900C Hole wall intensifying method based on laser impaction wave technology and apparatus |
| 03/12/2009 | US20090065602 Technique and process for controlling material properties during impact consolidation of powders |
| 03/11/2009 | CN201206158Y Hammering apparatus for stator frame automatic welding |
| 03/11/2009 | CN101380659A Mould for cold forging and manufacture method thereof |
| 03/11/2009 | CN100467653C Method for improving wearability of wearable high manganese steel using asymmetrical rolling |
| 03/04/2009 | EP1846628A4 A method and apparatus for forming metal reinforcing |
| 03/04/2009 | CN100465298C A method for producing screws, and the screws thereby |
| 02/26/2009 | WO2009024406A1 Peening device for peening welds inside steel submarine pipes, process for producing steel submarine pipes using such a device, and submarine connection pipe |
| 02/25/2009 | CN201198488Y Equipment for preparing superfine crystal grain by repeated upsetting extrusion deformation |
| 02/25/2009 | CN100463769C Process for growing crystal layer, machine component having the crystal layer andmethod for producing the machine component |
| 02/24/2009 | US7493788 Deep rolling roller head for split-pin crankshafts |
| 02/19/2009 | WO2008130742A3 Peening method for vehicle suspension spring with ceramic peening media |
| 02/18/2009 | EP1642991B1 Method for hot forming and hot formed member |
| 02/17/2009 | US7491277 Method of making cold rolled full hard steel strapping |
| 02/17/2009 | CA2301597C Hot rolling high-strength steel structural members |
| 02/12/2009 | WO2009020954A1 Laser shock peening of medical devices configured to navigate through anatomy |
| 02/12/2009 | WO2009018803A1 Method for joining and joined connection of two components made of a metal material with strengthening anf heat treatment of at least a part of at least one component before joining |
| 02/12/2009 | CA2695566A1 Method for joining and joined connection of two components made of a metal material |
| 02/11/2009 | EP2021144A1 Method of machining the bearing seats of the main and rod bearings of crankshafts |
| 02/11/2009 | CN101363123A Composite technique of steel member surface shot-blasting and plasma low-temperature boriding |
| 02/11/2009 | CN101363075A Processing method for concentrated peening to blade |
| 02/04/2009 | CN201190173Y Composite aluminum wire for deoxidation of steel-smelting |
| 02/04/2009 | CN101360796A Coating material for protecting metals, especially steel, from corrosion and/or scaling, method for coating metals and metal element |