| Patents for C21D 7 - Modifying the physical properties of iron or steel by deformation (3,811) |
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| 11/20/2013 | CN103397155A Setting treatment device for turnout snow-melting fixture |
| 11/14/2013 | DE102012110650B3 Warmformlinie zur Herstellung warmumgeformter und pressgehärteter Stahlblechprodukte Thermoforming line for the production of hot-formed and press-hardened steel products |
| 11/14/2013 | DE102012110649B3 Warmformlinie sowie Verfahren zur Herstellung eines warmumgeformten und pressgehärteten Kraftfahrzeugbauteils Thermoforming line as well as method for producing a hot-formed and press-hardened motor vehicle component |
| 11/13/2013 | CN102321792B Self-stress processing system, self-stress processing method and method of using self-stress processing production workpiece |
| 11/12/2013 | US8578745 Peening device |
| 11/06/2013 | EP2659010A1 Surface treatment of a metal part by oblique shot peening |
| 11/06/2013 | CN102643966B Method for forming nanometer gradient structure on surface layer of shaft metallic material |
| 11/06/2013 | CN102066599B High-strength ultra-fine steel wire and manufacturing method therefor |
| 10/31/2013 | DE102012006952B4 Verfahren und Vorrichtung zur Korngrößenbeeinflussung eines Werkstückes sowie Werkstück Method and apparatus for particle size influence of a workpiece and workpiece |
| 10/30/2013 | CN103374719A Surface treatment method of polishing two-color workpiece |
| 10/30/2013 | CN102690935B Manufacturing method of shot peening strengthened tungsten carbide rotary sheet |
| 10/24/2013 | DE112011103980T5 Verfahren zur Verbesserung der Ermüdungsfestigkeit von Gusseisenmaterial A method for improving the fatigue strength of cast iron Material |
| 10/23/2013 | DE202013103764U1 Temperierstation mit Induktorerwärmung Heating station with Induktorerwärmung |
| 10/23/2013 | CN103361580A Composite products and related methods |
| 10/22/2013 | US8562766 Method for making a low surface roughness cast strip |
| 10/17/2013 | DE102012006941B4 Verfahren zur Herstellung eines Bauteils aus Stahl durch Warmumformen A process for producing a component from steel by hot-forming |
| 10/15/2013 | US8555507 Method for fabricating a member of a vehicle |
| 10/15/2013 | CA2617305C Method and device for the technique of cold microforging any freely formed 3-d surfaces |
| 10/10/2013 | WO2013152250A1 Liquid drop peening method and apparatus therefor |
| 10/10/2013 | WO2013087593A9 Pressure intensifier, method for operating a pressure intensifier, and use of a pressure intensifier |
| 10/09/2013 | EP2646590A1 Surface-structured metallic glasses and process for the production thereof |
| 10/09/2013 | CN103347648A Fluidostatic rolling device for surface processing and method for shaping the edge layer |
| 10/09/2013 | CN103343303A Method for preparing fine crystal metal materials through equal-channel angular pressing |
| 10/09/2013 | CN103343205A Method for controlling heat crack and residual stress of Fe-based fusion-repair layer via ultrasonic impact |
| 10/09/2013 | CN103343204A Variable pulse width laser device |
| 10/09/2013 | CN103343203A Powerful pressing method and apparatus for disk spring |
| 10/08/2013 | US8554357 Posture control method and posture control device |
| 10/03/2013 | US20130260168 Component hole treatment process and aerospace component with treated holes |
| 10/02/2013 | EP2644714A1 Controlled blocking apparatus of a spring and method thereof |
| 10/02/2013 | DE112011104680T5 Feder mit hervorragender Korrosionsschwingfestigkeit Spring with excellent corrosion fatigue strength |
| 10/02/2013 | DE102012006941A1 Verfahren zur Herstellung eines Bauteils aus Stahl durch Warmumformen A process for producing a component from steel by hot-forming |
| 10/01/2013 | US8544304 Method for improving fatigue resistance of a threaded joint |
| 09/26/2013 | US20130247634 Method for improving fatigue strength of cast iron material |
| 09/26/2013 | US20130247633 Method for improving fatigue strength of cast iron material |
| 09/25/2013 | EP2640551A1 Device and method for treating a ceramic workpiece |
| 09/25/2013 | CN103320594A Cold drawn steel wire straightening and residual stress eliminating device for prestressed concrete |
| 09/25/2013 | CN103320593A Metal tape hardness processing control method and metal tape |
| 09/25/2013 | CN103320592A Method for predicting dwell time for strain-strengthening austenitic stainless steel low temperature container |
| 09/25/2013 | CN102459678B Carburized component and manufacturing method therefor |
| 09/24/2013 | CA2714218C Process for manufacturing austenitic stainless steel plate having high mechanical properties, and plate thus obtained |
| 09/19/2013 | WO2013138710A1 Multi step processing method for the fabrication of complex articles made of metallic glasses |
| 09/19/2013 | WO2013135095A1 Manufacturing method for strip casting 550 mpa-grade high strength weathering steel |
| 09/18/2013 | EP2639328A1 High-strength spring steel, method for producing high-strength spring, and high-strength spring |
| 09/18/2013 | CN203200330U Machine for relieving stress of sintered hard alloy |
| 09/18/2013 | CN203200308U Novel metal surface nano coverage device |
| 09/18/2013 | CN103306929A Hydraulic rotating machine and manufacturing method thereof |
| 09/18/2013 | CN103305828A Device for strengthening laser cladding layer by ultrasonic impact and method thereof |
| 09/18/2013 | CN103305671A Method for performing gradient nano-crystallization on surface of metal |
| 09/18/2013 | CN103305670A Technology for reducing residual stress of complex aviation die forging through adopting local die pressing method |
| 09/18/2013 | CN102574273B Shot peening treatment method for steel product |
| 09/12/2013 | US20130233451 Shot peening in combination with an heat treatment and a component |
| 09/12/2013 | DE102012004725A1 Siliziumhaltige Kupfer-Nickel-Zink-Legierung Silicon-containing copper-nickel-zinc alloy |
| 09/12/2013 | DE102010035038B4 Kraftfahrzeug-Biegeträger und Verfahren zu dessen Herstellung Motor vehicle bumper bracket and process for its preparation |
| 09/11/2013 | CN203187721U Special-purpose device for strengthening treatment on engine connecting rod surface |
| 09/11/2013 | CN203187720U Semi-automatic extrusion die for manufacturing ultra-fine grain material |
| 09/11/2013 | CN203187719U Large square hole cover for blast furnace |
| 09/11/2013 | CN103298964A Martensitic stainless steel highly resistant to corrosion, and method for manufacturing same |
| 09/11/2013 | CN103290183A Method for improving intensity of metal material |
| 09/10/2013 | US8529360 Outer joint member for fixed constant velocity universal joint |
| 09/04/2013 | CN203174160U Ultrasonic peening device utilizing stepped ultrasonic peening pin |
| 09/04/2013 | CN103282522A Method for manufacturing hot rolled steel sheet having good anti-ging properties and hot rolled steel sheet manufactured using same |
| 09/04/2013 | CN103276171A Method for determining strain strengthening pressure maintaining completion time of austenitic stainless steel low-temperature container |
| 09/04/2013 | CN102251250B Rolling method for pickling line thermal annealing of low-chromium 400 series stainless steel |
| 08/29/2013 | DE112011103990T5 Verfahren zur Verbesserung der Ermüdungsfestigkeit von Gusseisenmaterial A method for improving the fatigue strength of cast iron Material |
| 08/29/2013 | DE112011103966T5 Verfahren zur Verbesserung der Ermüdungsfestigkeit eines Gusseisenmaterials A method for improving the fatigue strength of a cast iron material |
| 08/28/2013 | EP2629927A1 Process and apparatus for the surface treatment of an object |
| 08/28/2013 | CN103266204A Method and device for improving constraint effect of laser high temperature shot blasting |
| 08/22/2013 | WO2013123396A1 Dies for shaping containers and methods for making same |
| 08/22/2013 | WO2013121005A1 Localized hardening of metallic surfaces |
| 08/22/2013 | US20130213104 Shot-treatment apparatus |
| 08/22/2013 | DE102012003476A1 Verfahren und Werkzeug zum Erhöhen der Festigkeit von Wellen, insbesondere von Kurbelwellen A method and tool for increasing the strength of waves, in particular of crankshafts |
| 08/21/2013 | EP2628808A1 Localized hardening of metallic surfaces |
| 08/14/2013 | DE102012003791B3 Manufacturing high strength moldings, comprises smelting molten steel, and casting in mold, where unprocessed cast parts with predominant martensitic microstructure are subjected to a final assembly by cold forming in specific temperature |
| 08/14/2013 | DE102012002642B4 Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu Hot-rolled strip for producing a magnetic steel sheet and method for this |
| 08/14/2013 | CN103243209A Torsion cold hardening device for improving strength of steel bar base material |
| 08/08/2013 | DE102012002642A1 Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu Hot-rolled strip for producing a magnetic steel sheet and method for this |
| 08/08/2013 | DE102012001989A1 Verfahren zur mechanischen Randzonenverfestigung von Bauteilen A method for mechanical boundary zone solidification of components |
| 08/07/2013 | EP2623616A1 Expansion controlled autofrettage |
| 08/07/2013 | EP2623615A2 Preventive maintenance method and apparatus for a structural components in a reactor pressure vessel |
| 08/07/2013 | CN103233105A Method and device for strengthening underwater laser micro shot blasting of fastener hole |
| 08/07/2013 | CN102203300B Ultra-high strength stainless alloy strip, a method of making same, and a method of using same for making a golf club head |
| 08/06/2013 | US8499597 Device and method for the surface peening of a component of a gas turbine |
| 08/01/2013 | DE102012006952A1 Creation of ultrafine-granular or nano-crystalline microstructure adjacent to workpiece surface, by subjecting workpiece in region of portion of surface of high deformation under change in directions of material flow adjacent to surface |
| 07/31/2013 | EP2618951A2 Elevated temperature forming methods for metallic materials |
| 07/30/2013 | CA2565162C Steel with high mechanical strength and wear resistance |
| 07/24/2013 | EP2617517A1 Roll Peening Tooling and Process |
| 07/24/2013 | EP2617513A1 Apparatus and method for on line surface enhancement of a workpiece |
| 07/24/2013 | CN103213049A Prestressed quench hardening and grinding composite processing method |
| 07/24/2013 | CN102057173B Ball for constant velocity joint and method for producing the same |
| 07/24/2013 | CN101713262B Composite iron art structure and process flow for processing same |
| 07/18/2013 | WO2013106069A1 Welded hot-rolled high-strength steel structural members and method |
| 07/18/2013 | US20130180968 Apparatus and method for on line surface enhancement of a workpiece |
| 07/17/2013 | EP2615188A1 Austenitic stainless steel |
| 07/17/2013 | CN103205546A Method for acquiring stable water film in laser shock processing of blisk |
| 07/17/2013 | CN103205545A Combination method and apparatus for laser shock processing of engine blade |
| 07/17/2013 | CN102230063B Method of forming nanostructure on friction surface of metal friction pair and special composition thereof |
| 07/17/2013 | CN101558179B Metal gasket and method of making |
| 07/11/2013 | DE102012000189A1 Composite device for processing workpiece e.g. sheet-metal strip into sheet steel mold in automotive industry, has time-critical processing stations whose cycle time is set larger than device clock time of other processing stations |
| 07/10/2013 | EP2612931A2 Method of executing water jet peening |
| 07/10/2013 | CN203048994U Three-ball cutter for improving material performance by processing surface layer of metal material |