| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 01/11/2006 | CN1236076C Method for producing a hot rolled strip made of a steel comprising a high content of manganese |
| 01/05/2006 | US20060000526 Martensitic stainless steel in annealed state; continuous processed groove is formed by thermal energy in a longitudinal direction at a splitting portion of steel strip for razor blades on one edge side of strip, and continuous changed structure area is formed in longitudinal direction on opposite edge |
| 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 | EP1612287A1 Steel for spring being excellent in resistance to setting and fatigue characteristics |
| 01/04/2006 | EP1611260A2 Method and apparatus for strengthening of powder metal gears by ausforming |
| 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 |
| 01/04/2006 | CN1717502A Material for shadow mask, process for producing the same, shadow mask from the shadow mask material, and picture tube including the shadow mask |
| 01/04/2006 | CN1717499A Alloyed-molten-zinc-plated steel sheet with excellent processability and high strength and process for producing the same |
| 01/04/2006 | CN1715436A Process for producing super high carbon steel |
| 01/04/2006 | CN1715435A Method for producing X80 pipeline steel having anti-HIC property and its hot-rolled plate |
| 01/04/2006 | CN1715434A Method for producing high strength high toughness x80 pipeline steel and its hot-rolled plate |
| 01/04/2006 | CN1234900C Low carbon 420 MPa grade composite fortified ultra-fine crystal grain band steel |
| 01/04/2006 | CN1234899C Preparation method of low carbon 42MPa grade composite fortified ultra fine crystal grain band steel |
| 01/04/2006 | CN1234897C Metal gasket and a material for its manufacture and a method for their manufacture |
| 01/04/2006 | CN1234896C Steel pipe having high formability and method for production thereof |
| 01/04/2006 | CN1234885C Ferromagnetic amorphous metallic alloy and annealing method |
| 01/04/2006 | CN1234884C Method and equipment for making thin wire |
| 01/03/2006 | US6982012 Method of manufacturing steel sheet having excellent workability and shape accuracy |
| 01/03/2006 | US6982011 Method for producing improved cold-rolled strip that is capable of being deep-drawn or ironed, and cold-rolled strip, preferably used for producing cylindrical containers and, in particular, battery containers |
| 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 | EP1065291B1 Material for aperture grill for color picture tube, process for making the same, aperture grill, and picture tube |
| 12/28/2005 | CN1233865C Austenitic stainless steels and its mfg. method |
| 12/28/2005 | CN1233854C Heat rolling carbon construction steel coil breaks eliminating method |
| 12/28/2005 | CN1233853C Method for fining low carbon iron steel element crystal grain |
| 12/22/2005 | WO2005121385A1 Pipe for petroleum and gas product pipelines and method for the production thereof |
| 12/22/2005 | US20050279432 Having a temper grade of T4 to DR9 is manufactured from raw materials having the same formulation by changing a reduction ratio of temper rolling or double reduce rolling for ultra-low carbon aluminum killed steel C and P contents of which are regulated |
| 12/22/2005 | US20050279431 Steel tube for bearing element parts and method of manufacturing as well as machining the same |
| 12/22/2005 | US20050279425 Ferritic stainless steel which can be used for ferromagnetic parts |
| 12/21/2005 | EP1607490A1 Steel sheet suitable for tin-plating steel sheet having excellent formability and manufacturing method thereof |
| 12/21/2005 | EP1607489A1 High strength hot rolled steel sheet excelling in bore expandability and ductility and process for producing the same |
| 12/21/2005 | EP1607487A1 Grain-oriented magnetic steel sheet excellent in magnetic characteristic and its manufacturing method |
| 12/15/2005 | US20050274436 Martensitic stainless steel |
| 12/14/2005 | EP1511867B1 Method and device for continuous annealing metallic ribbons |
| 12/14/2005 | CN1708594A Method for producing grain oriented magnetic steel sheet and grain oriented magnetic steel sheet |
| 12/14/2005 | CN1231306C Microstress high-strength cold-drawn steel section and mfg. method thereof |
| 12/13/2005 | US6974511 hot-rolling steel of Carbon, aluminum, nitrogen, manganese and iron to form a strip; cold-rolling, annealing, rapid cooling; higher percentage elongation with equivalent level of maximum rupture strength |
| 12/08/2005 | WO2005116284A1 Seamless steel pipe and method for production thereof |
| 12/07/2005 | EP1602741A1 Corrosion-resisting and wear-resisting alloy and device using the same |
| 12/07/2005 | EP1601809A1 Method for the production of dual phase sheet steel |
| 12/07/2005 | EP1485511B1 High-resistant, low-density hot laminated steel sheet and method for the production thereof |
| 12/07/2005 | EP1243664B1 Bar or wire product for use in cold forging and method for producing the same |
| 12/07/2005 | EP0924312B1 Method for manufacturing super fine granular steel pipe |
| 12/07/2005 | CN1705761A Alloy containing rare earth element, production method thereof, magnetostrictive device, and magnetic refrigerant material |
| 12/07/2005 | CN1705757A Method for making hardenable steel plates by firing, resulting steel plates |
| 12/07/2005 | CN1704485A Device for preparing bulk nano crystal materials suitable for equal channel angular pressing technology |
| 12/07/2005 | CN1230262C Method for altering profile of roller strip |
| 12/01/2005 | WO2005113848A1 Steel plate excellent in resistance to fatigue crack progression |
| 12/01/2005 | WO2005113842A1 Method of manufacturing hot drawn product |
| 12/01/2005 | DE102004048443B3 Verfahren zur walztechnischen Verformung von draht- und stabförmigem Vormaterial, Vorrichtung zur Durchführung des Verfahrens sowie nach dem Verfahren hergestelltes Flachprofil A method of rolling technology deformation of wire and rod-shaped starting material, apparatus for performing the method and by the method made flat profile |
| 12/01/2005 | DE102004006093B3 Verfahren zur Herstellung eines dreidimensional geformten Panzerungsbauteils für Fahrzeugkarosserien A process for producing a three-dimensionally formed armoring component for vehicle bodies |
| 11/30/2005 | EP1599299A1 A method for processing a steel product, and product produced using said method |
| 11/30/2005 | EP1011527B1 Multilayer composite tubular structure and method of making |
| 11/30/2005 | CN1703525A Cu-containing steel material having superior surface quality, and manufacturing method therefor |
| 11/24/2005 | WO2005112046A1 Composite wire for wire harness and process for producing the same |
| 11/24/2005 | WO2005111253A1 Push belt and manufacturing method therefor |
| 11/24/2005 | US20050257862 Production method of warm- or hot-formed product |
| 11/24/2005 | US20050257861 Dual seam-welded air hardenable steel tubing and structural members |
| 11/23/2005 | EP1597404A2 Fine-grained martensitic stainless steel and method thereof |
| 11/23/2005 | EP1532364B1 Method for working a workpiece for a fuel high-pressure accumulator and workpiece for using this method |
| 11/23/2005 | EP1427866B1 Method for making rolled and welded tubes comprising a final drawing or hydroforming step and resulting rolled tube |
| 11/23/2005 | CN1701127A High-strength steel product excelling in fatigue strength and process for producing the same |
| 11/23/2005 | CN1698993A Production method of warm- or hot-formed product |
| 11/22/2005 | US6966955 Mixture containing titanium, zirconium nitrides precipitates; heating, controlling temperature |
| 11/22/2005 | CA2316771C Heat resistant cr-mo alloy steel |
| 11/17/2005 | WO2005108636A1 Super high strength uoe steel pipe and method for production thereof |
| 11/17/2005 | US20050252588 Feeding web of steel into roll-forming station so that the roller dies therein shape web of steel into a continuous, elongated body of steel having a preselected cross-sectional profile; cutting continuous, elongated body of steel, heating, shaping |
| 11/17/2005 | US20050252587 heat treatment of steel product having been subjected to quenching or accelerated cooling on hot rolling line after hot rolling to pass steel product through induction heating apparatuses; high strength, toughness |
| 11/17/2005 | US20050252577 Casting an alloy of Nickel, Carbon, Silicon, Manganese, Phosphorus, Sulfur, Oxygen, Aluminum, iron into a slab, subjecting to a homogenizing heat treatment and further to a hot rolling; magnetic head, a magnetic shielding material, an iron core of a transformer |
| 11/17/2005 | US20050252262 Hot press forming method, and a plated steel material therefor and its manufacturing method |
| 11/17/2005 | CA2566425A1 Ultrahigh strength uoe steel pipe and a process for its manufacture |
| 11/16/2005 | EP1595966A1 Steel pipe for bearing elements, and methods for producing and cutting the same |
| 11/16/2005 | CN1697889A Martensitic stainless steel having excellent workability |
| 11/15/2005 | US6964711 Process for the production of grain oriented electrical steel strips |
| 11/15/2005 | CA2378934C High-strength micro-alloy steel and process for making same |
| 11/15/2005 | CA2334352C Cast steel piece and steel material with excellent workability, method for processing molten steel therefor and method for manufacutring the cast steel and steel material |
| 11/10/2005 | WO2005106060A1 Excellent cold-workability exhibiting high-strength steel wire or steel bar, or high-strength shaped article and process for producing them |
| 11/10/2005 | US20050247383 High-strength hot-dip galvanized steel sheet with excellent spot weldability and stability of material properties |
| 11/10/2005 | US20050247378 High-strength cold rolled steel sheet having excellent formability, and plated steel sheet |
| 11/10/2005 | US20050247374 Method for manufacturing high silicon grain-oriented electrical steel sheet with superior core loss property |
| 11/10/2005 | US20050247373 Non-grain oriented electrical steel strip or electrical steel sheet and method for producing the same |
| 11/10/2005 | DE10258114B4 Fire-resistant welding steel in the form of hollow profiles, supports or molded steel contains alloying additions of silicon, manganese, aluminum, molybdenum, tungsten and niobium |
| 11/09/2005 | EP1593750A2 High-strength hot-dip galvanized steel sheet with excellent spot weldability and stability of material properties |
| 11/09/2005 | EP1592816A1 Method of producing a cold-rolled band of dual-phase steel with a ferritic/martensitic structure and band thus obtained |
| 11/09/2005 | CN1226427C High-strength isotropic steel, method for making steel plates and resulting plates |
| 11/08/2005 | US6962631 Used for parts of automobiles |
| 11/03/2005 | WO2005103316A1 Steel sheet for can and method for production thereof |
| 11/03/2005 | DE19505955B4 Nichtrostender Bandstahlen hoher Festigkeit und Zähigkeit und Verfahren zum Herstellen desselben Of the same stainless steels band high strength and toughness and methods of making |
| 11/03/2005 | DE102004063161A1 Kaltverformbarer Chromstahl Kaltverformbarer chrome steel |
| 11/02/2005 | EP1591547A1 Steel strip for a replacement blade and manufacturing method therefor |
| 11/02/2005 | EP1590493A1 Method of producing ultra-high-strength cold- and hot-rolled steel sheets and plate thus obtained |
| 11/02/2005 | EP1122327B1 Aperture grill material for color picture tube, production method thereof, aperture grill and picture tube |
| 11/02/2005 | EP0936279B1 Thick cold rolled steel sheet excellent in deep drawability and method of manufacturing the same |
| 11/02/2005 | CN1692171A Method for producing oxidation-resistant high Cr ferritic heat resistant steel |
| 11/02/2005 | CN1692167A Cr-containing heat-resistant steel sheet excellent in workability and method for production thereof |
| 11/02/2005 | CN1692166A Process for producing high tensile hot-dip zinc-coated steel sheet of excellent ductility and antifatigue properties |
| 11/02/2005 | CN1692165A Coating composition, and method for manufacturing high silicon electrical steel sheet using thereof |
| 11/02/2005 | CN1692164A Method for manufacturing high silicon grain-oriented electrical steel sheet with superior core loss property |
| 11/02/2005 | CN1692163A Method of thermo-mechanical-treatment for Fe-Mn-Si shape-memory alloy doped with Nb, C |
| 11/02/2005 | CN1690240A Ferritic and martensitic stainless steels excellent in machinability |