| Patents for C21D 7 - Modifying the physical properties of iron or steel by deformation (3,811) |
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| 03/23/2006 | US20060060269 Process for producing high-strength spring |
| 03/22/2006 | CN1246105C Super plasticity processing method for in-situ autogenic titanium base composite material |
| 03/16/2006 | US20060053626 Method for producing high-pressure fuel accumulators |
| 02/28/2006 | US7005016 Hot rolled steel having improved formability |
| 02/28/2006 | US7004004 Method of making a hardened motor-vehicle part of complex shape |
| 02/23/2006 | DE10240876B4 Verfahren sowie Vorrichtung zum Formen eines Metallelements A method and apparatus for forming a metal member |
| 02/08/2006 | CN1732274A Method of refining metal surface and metal product by the method |
| 02/08/2006 | CN1732056A Method for increasing a fatigue strength of a metallic component, which is provided with at least one cavity, while subjecting it to a cyclic inner pressure load |
| 02/08/2006 | CN1730678A Reinforcement method of armor plate capability resistant to cut-in of bullet |
| 02/07/2006 | US6994758 Steel for mechanical construction, method of hot-shaping of a part from this steel, and part thus obtained |
| 02/07/2006 | US6994635 Peen conditioning of titanium metal wood golf club heads |
| 02/07/2006 | US6994526 Turbocharger compressor wheel having a counterbore treated for enhanced endurance to stress-induced fatigue and configurable to provide a compact axial length |
| 02/07/2006 | US6993948 Methods for altering residual stresses using mechanically induced liquid cavitation |
| 02/02/2006 | US20060021679 induction hardened gears; improved seizure resistance of its tooth flanks; temper hardness of HRC 50 or more at 300 degrees C; steel of C, V, Cr,Ti, Zr, Nb, Ta and Hf; cementite disperses in a martensite parent phase formed by quench hardening induction heating and cooling; pitting resistance |
| 02/02/2006 | DE102004038626B3 Verfahren zum Herstellen von gehärteten Bauteilen aus Stahlblech A method for producing hardened components from steel sheet |
| 02/01/2006 | EP1620230A2 Method for treating the surface of a machine element |
| 02/01/2006 | CN1729302A Method for the production of a screw, and screw produced according to said method |
| 02/01/2006 | CN1729077A Apparatus and method for forming weld joints having compressive residual stress patterns |
| 02/01/2006 | CN1239718C Brazing tool internal hole surface treating method |
| 01/19/2006 | DE102004054444B3 Method for making steel articles with high rigidity and plasticity comprises mechanical shaping of steel in which twinning induce plasticity or shearband induced plasticity is produced, to give increase in rigidity of at least 30 percent |
| 01/18/2006 | CN1237196C Method for strengthening metal material tissue and metal blank |
| 01/17/2006 | US6986193 Golf club head composed of damascene patterned metal |
| 01/12/2006 | WO2005100618A3 Forged or stamped average or small size mechanical part |
| 01/11/2006 | CN1236075C Mechanical force shot-peening surface nano method |
| 01/05/2006 | DE10361739B4 Verfahren zum Bearbeiten von Kurbelwellenradien A method for processing crank radii |
| 01/05/2006 | DE102004007071B4 Verfahren zur Herstellung eines Bauteils durch Umformen einer Platine und Vorrichtung zur Durchführung des Verfahrens A method for producing a component by shaping a blank and a device for carrying out the method |
| 01/04/2006 | EP1611976A1 Methods and apparatus for fabricating rotatable machines |
| 01/04/2006 | EP1195447B1 Hot rolled steel plate, cold rolled steel plate and hot dip galvanized steel plate being excellent in strain aging hardening characteristics, and method for their production |
| 12/29/2005 | WO2005123975A2 Steel with high mechanical strength and wear resistance |
| 12/29/2005 | CA2565162A1 Steel with high mechanical strength and wear resistance |
| 12/28/2005 | CN1714162A Method of increasing strength of cold worked part by ultrasonic shock treatment, and metal product with high fracture toughness and fatigue strength |
| 12/28/2005 | CN1712549A Surface nanometer crystallizing modification |
| 12/28/2005 | CN1712548A Short-pressure enhancing treatment of sweeping buffer spring |
| 12/22/2005 | WO2005121387A1 Titanium alloy part and method for producing the same |
| 12/22/2005 | US20050279434 Spring element made from a ferritic chromium steel |
| 12/22/2005 | DE10080396B4 Verfahren zum Herstellen von Wälzelementen und nach diesem Verfaren hergestelltes Wälzlager A method of manufacturing of rolling elements and rolling bearings produced according to this Verfaren |
| 12/21/2005 | EP1607169A1 Method of repairing a turbine blade element |
| 12/21/2005 | EP1607151A1 Method for processing metal body and apparatus for processing metal body |
| 12/21/2005 | CN2747225Y Ultrasonic apparatus for processing metal surface |
| 12/21/2005 | CN1711365A Delayed fracture prevention method for steel structure and steel structure manufacturing method |
| 12/21/2005 | CN1711364A Long life rotating body with excellent fatigue strength and method of manufacturing the rotating body |
| 12/21/2005 | CN1711363A Cold-worked steels with packet-lath martensite/austenite microstructure |
| 12/21/2005 | CN1710114A Post-processing method for steel-back aluminium-base solid-liquid-phase composite plate |
| 12/15/2005 | US20050274439 Intermetallic articles of manufacture having high room temperature ductility |
| 12/15/2005 | DE102004022248A1 Kugelelement für zweiteiligen Kugelzapfen und Herstellungsverfahren Ball member for two-part ball pivots and manufacturing processes |
| 12/15/2005 | CA2509803A1 Process for reparing a blade component |
| 12/14/2005 | CN1708593A Method of increasing toughness of heat-affected part of steel product welded joint |
| 12/14/2005 | CN1708592A Metal structure product with excellent environmental cracking resistance and method of enhancing environmental cracking resistance of metal structure product |
| 12/14/2005 | CN1708369A Mold for casting and method of surface treatment thereof |
| 12/07/2005 | EP1602741A1 Corrosion-resisting and wear-resisting alloy and device using the same |
| 11/30/2005 | EP1076725A4 Method and apparatus for straightening turbine casings |
| 11/30/2005 | CN1703300A Boxing joint with excellent fatigue strength, method of manufacturing the boxing joint, and welded structure |
| 11/24/2005 | WO2004099451A9 Method for treating the surface of a machine element |
| 11/24/2005 | US20050257862 Production method of warm- or hot-formed product |
| 11/23/2005 | CN1698993A Production method of warm- or hot-formed product |
| 11/10/2005 | WO2005106263A1 Ball element for two-part ball pivot and corresponding method of production |
| 11/10/2005 | WO2005105362A1 Method for joining dispersion-strengthened alloy |
| 11/10/2005 | US20050247385 Process for improving fatigue life in spring-cushioned shoes |
| 11/08/2005 | CA2363313C Ultrasonic shot-peening process and system for rotor blade attachment centre sockets |
| 11/02/2005 | CN1692171A Method for producing oxidation-resistant high Cr ferritic heat resistant steel |
| 11/02/2005 | CN1690231A Ultrasonic metal surface processing device |
| 11/02/2005 | CN1690230A Sub-stabilisation austenitic stainless steel belt of weary characteristic fine used by metal shrapnel and metal shrapnel |
| 11/02/2005 | CN1225614C Stainless steel oil feeding pipe |
| 10/27/2005 | WO2005100625A1 Steel product for cargo oil tank |
| 10/27/2005 | WO2005100618A2 Forged or stamped average or small size mechanical part |
| 10/26/2005 | EP1481109B1 Use of chrome steel as raw material for corrosion-resistant spring elements and method for producing said chrome steel |
| 10/20/2005 | WO2005083269A3 Turbocharger compressor wheel having a counterbore treated for enhanced endurance to stress-induced fatigue and configurable to provide a compact axial length |
| 10/20/2005 | US20050229372 Method of finishing a metal preform |
| 10/19/2005 | CN1685074A Steel composition and parts forged by a forging die |
| 10/19/2005 | CN1684778A Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method |
| 10/18/2005 | CA2139063C Low-iron-loss grain-oriented electromagnetic steel sheet and method of producing the same |
| 10/14/2005 | CA2464172A1 Treatment method for improving fatigue life and long-life metal material treated by using same treatment |
| 10/13/2005 | US20050224562 Apparatus and method for forming a weld joint having improved physical properties |
| 10/13/2005 | DE102004013386A1 Verfahren zur Fertigbearbeitung eines Rohlings aus Metall Method for finishing a metal blank |
| 09/29/2005 | WO2005090618A1 Method for increasing the fatigue strength of crankshafts |
| 09/29/2005 | WO2005090617A1 Method and device for increasing the endurance limit, in particular the bending strength and torsional strength of crankshafts |
| 09/29/2005 | US20050211347 cold working an alloy of iron, chromium, nickel and carbon, to increase it's yield points and strength; hardening |
| 09/29/2005 | US20050211029 Apparatus and method for improving work surface during forming and shaping of materials |
| 09/29/2005 | DE102004011021A1 Verfahren zur Herstellung eines Formteils aus übereutekoidem Stahl A process for producing a molded part from steel übereutekoidem |
| 09/28/2005 | EP1580284A2 An apparatus and method for improving work surface during forming and shaping of materials |
| 09/28/2005 | EP1579945A1 Boxing joint with excellent fatigue strength, method of manufacturing the boxing joint, and welded structure |
| 09/28/2005 | EP1578547A2 Method for increasing a fatigue strength of a metallic component, which is provided with at least one cavity, while subjecting it to a cyclic inner pressure load |
| 09/28/2005 | CN2729087Y Mould for preparing block nano crystal material |
| 09/28/2005 | CN1672867A An apparatus and method for improving work surface during forming and shaping of materials |
| 09/27/2005 | US6949148 Ferromagnetic and nonmagnetic zones; biaxial tension; stress induced martensite transformation; corrosion resistance, noncracking |
| 09/27/2005 | US6948649 Method of producing steel pipes, and welded pipes |
| 09/27/2005 | US6948350 Wave-processing method and wave-processing die for core metal of wet friction material |
| 09/22/2005 | US20050205168 Crankshaft |
| 09/21/2005 | EP1577403A1 Lower fluence boundary oblique laser shock peening |
| 09/21/2005 | EP1577402A1 Method of refining metal surface and metal product by the method |
| 09/21/2005 | EP1577401A1 Method of manufacturing metal product having nano-crystallized surface layer part |
| 09/21/2005 | EP1576199A2 Method for the production of a screw, and screw produced according to said method |
| 09/21/2005 | CN1670234A Crankshaft |
| 09/15/2005 | WO2005085480A1 Method for producing a structural part from hypereutectoid steel |
| 09/15/2005 | US20050199322 High carbon hot-rolled steel sheet and method for manufacturing the same |
| 09/14/2005 | CN1667151A High carbon hot-rolled steel sheet and method for manufacturing the same |
| 09/09/2005 | WO2005083269A2 Turbocharger compressor wheel having a counterbore treated for enhanced endurance to stress-induced fatigue and configurable to provide a compact axial length |
| 09/08/2005 | US20050194070 laser shock peening a boundary area bordering a laser shock peened surface with a lower fluence oblique laser beam; operating the high fluence normal and low fluence oblique laser beams at the same power or energy level wherein the first low fluence laser shock peened spots are larger in area |
| 09/08/2005 | DE102004008728A1 Increasing long-term fatigue resistance associated with flexure and torsion in large crank shafts by hammering, directs tool exclusively at right angles to surface being treated |
| 09/07/2005 | EP1570924A1 Method of working metal, metal body obtained by the method and metal-containing ceramic body obtained by the method |