| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 11/30/2006 | US20060266445 Hot rolled steel sheet and method for production thereof |
| 11/30/2006 | DE102005014298B4 Panzerung für ein Fahrzeug Armor for a vehicle |
| 11/29/2006 | EP1725689A2 Forged or stamped average or small size mechanical part |
| 11/29/2006 | EP1725347A1 Process and installation for producing a lightweight structural steel with a high manganese content |
| 11/29/2006 | EP1017862B1 Method for producing ultra-high strength, weldable steels with superior toughness |
| 11/29/2006 | CN1871369A Expansive seamless steel pipe for use in oil well and method for production thereof |
| 11/29/2006 | CN1286999C Thin steel sheet and method for manufacturing the same |
| 11/28/2006 | US7141209 Mixed sintering of a metal powder and an oxide powder; and producing a tube by repeating cold rolling and heat treatment; e.g., steel containing 11-15% Cr, 0.1-1% Ti, and 0.15-0.35% Y2O3. |
| 11/28/2006 | US7140417 Method of continuous casting non-oriented electrical steel strip |
| 11/28/2006 | CA2283924C Dual-phase type high-strength steel sheets having high impact energy absorption properties and a method of producing the same |
| 11/23/2006 | WO2006123408A1 High silicon stainless steel, spring manufactured by using same as raw material, and method for producing high silicon stainless steel |
| 11/23/2006 | US20060260722 Method of predicting die lives |
| 11/23/2006 | CA2608600A1 High silicon stainless steel, spring manufactured by using same as raw material, and method for producing high silicon stainless steel |
| 11/22/2006 | EP1724371A1 Zinc hot dip galvanized composite high strength steel plate excellent in formability and bore-expanding characteristics and method for production thereof |
| 11/22/2006 | CN1867688A Martensitic stainless steel pipe and method for production thereof |
| 11/22/2006 | CN1285740C Production of grain orientation electromagnetic steel plates |
| 11/16/2006 | WO2006120985A1 Low core loss grain-oriented electrical steel sheet and method for producing the same |
| 11/15/2006 | EP1721018A1 Method for producing a structural part from hypereutectoid steel |
| 11/15/2006 | EP1412542B1 Method for strengthening a steel channel member |
| 11/14/2006 | CA2271639C Hot rolled steel sheet having ultra fine grains with improved formability, and production of hot rolled or cold rolled steel sheet |
| 11/09/2006 | WO2006118339A1 Heat-resistant steel product and method for production thereof |
| 11/09/2006 | US20060249232 Coil winding method for metal in bars |
| 11/08/2006 | CN1860249A High-yield-ratio high-strength thin steel sheet and high-yield-ratio high-strength hot-dip galvanized thin steel sheet excelling in weldability and ductility as well as high-yield-ratio high-strength |
| 11/08/2006 | CN1858286A High-strength hot-dip galvanized steel sheet with excellent spot weldability and stability of material properties |
| 11/08/2006 | CN1283828C Steel for mechanical structure, method for thermo-forming said steel part and part obtained therefrom |
| 11/08/2006 | CN1283812C Method for manufacturing oriented silicon steel plate |
| 11/08/2006 | CN1283811C Softening annealing heat treating method for 1Cr17Ni2 stainless steel |
| 11/07/2006 | US7132018 Magnetic core insulation |
| 11/02/2006 | US20060243357 Method and device for cooling a steel strip |
| 11/02/2006 | US20060243356 Austenite-type stainless steel hot-rolling steel material with excellent corrosion resistance, proof-stress, and low-temperature toughness and production method thereof |
| 11/02/2006 | US20060243354 containing a martensite phase as a primary phase and a ferrite phase, or further containing an austenite phase; heat resistance to high temperature; chemical resistant to CO2, chloride ions |
| 11/02/2006 | US20060243352 Process for producing steel products having improved grain size properties and machinability |
| 11/02/2006 | US20060243351 Non-oriented electrical steel sheet excellent in core loss and manufacturing method thereof |
| 11/02/2006 | EP1717330A1 Metal tube for use in carburizing gas atmosphere |
| 11/01/2006 | CN1856589A Hot rolled steel sheet for working |
| 11/01/2006 | CN1854325A High-strength high-ducility bainite non-quenched and tempered steel plate with small acoustic anisotropism |
| 11/01/2006 | CN1282754C Metastable austenitic stainless steels |
| 10/31/2006 | US7128790 Iron-cobalt alloy, in particular for electromagnetic actuator mobile core and method for making same |
| 10/25/2006 | EP1715071A1 Austenitic stainless steel, method for producing same and structure using same |
| 10/25/2006 | EP1403391B1 Martensitic stainless steel |
| 10/25/2006 | CN1851023A Low-carbon high-manganese oriented electrical steel plate, and its manufacturing method |
| 10/25/2006 | CN1851008A Method for preparing micro-alloy superfine crystal grain hot-rolled steel plate |
| 10/24/2006 | CA2211430C Method for producing a steel sheet or strip for making a can, and resulting steel sheet or strip |
| 10/19/2006 | US20060231177 High-reistant, low-density hot laminated sheet steel and method for the production thereof |
| 10/19/2006 | US20060231176 High tensile strength cold-rolled steel sheet and method for production thereof |
| 10/19/2006 | US20060231175 Making coil springs with optimum toughness and strength |
| 10/19/2006 | US20060231166 High-strength hot-rolled steel sheet excelling in bore expandability and ductility and process for producing the same |
| 10/19/2006 | DE102005025026B3 Production of metal components with adjacent zones of different characteristics comprises press-molding sheet metal using ram and female mold, surfaces of ram which contact sheet being heated and time of contact being controlled |
| 10/18/2006 | EP1712653A1 Steel wire for cold-formed spring excellent in corrosion resistance and method for producing the same |
| 10/18/2006 | EP1712651A1 Oil well seamless steel pipe excellent in resistance to sulfide stress cracking and method for production thereof |
| 10/18/2006 | EP1711639A1 Method for producing a three-dimensionally formed armouring component for vehicle bodies |
| 10/18/2006 | EP1711637A2 Method and apparatus for the continuous fabrication of shaped metal articles |
| 10/18/2006 | EP1560938A4 Coating composition, and method for manufacturing high silicon electrical steel sheet using thereof |
| 10/18/2006 | CN1847438A Steel wire for cold-formed spring excellent in corrosion resistance and method for producing the same |
| 10/18/2006 | CN1847437A High-strength damping alloys and low-noise diamond saw using the same |
| 10/18/2006 | CN1847415A Limited rolling deformation method for outer frame with spray deposited porous material |
| 10/12/2006 | WO2006106591A1 High-strength steel sheet and high-strength welded steel pipe excelling in ductile fracture performance and process for producing them |
| 10/11/2006 | EP1709208A1 Steel sheet for containers, and manufacturing method therefor |
| 10/11/2006 | EP1570094A4 Method for manufacturing high silicon grain-oriented electrical steel sheet with superior core loss property |
| 10/11/2006 | CN1846009A Hot rolled steel sheet and method for production thereof |
| 10/11/2006 | CN1846002A Method of producing austenitic iron/carbon/manganese steel sheets having a high strength and excellent toughness and being suitable for cold forming, and sheets thus produced |
| 10/11/2006 | CN1279203C High strength and high ductility steel plate having hyperfine crystal grain structure produced by subjecting ordinary low carbon steel to low strain working and annealing,and method for prodn. thereof |
| 10/11/2006 | CN1279190C Production method of electrical steel plate for magnetic suspension long stator |
| 10/10/2006 | US7118809 High-strength hot-dip galvanized steel sheet with excellent spot weldability and stability of material properties |
| 10/10/2006 | US7118637 Nano-composite martensitic steels |
| 10/10/2006 | US7117925 Production of thin steel strip |
| 10/10/2006 | US7117707 Apparatus and method for thermomechanically forming an aluminide part of a workpiece |
| 10/05/2006 | WO2006104261A1 High-strength steel plate and process for production thereof, and high-strength steel pipe |
| 10/05/2006 | WO2006103894A1 Thick seamless steel pipe for line pipe and method for production thereof |
| 10/05/2006 | US20060222882 Alloyed-molten-zinc-plated steel sheet with excellent processability and high strength and process for producing the same |
| 10/05/2006 | DE102005014298A1 Panzerung für ein Fahrzeug Armor for a vehicle |
| 10/04/2006 | EP1707645A1 Hot dip zinc plated high strength steel sheet excellent in plating adhesiveness and hole expanding characteristics |
| 10/04/2006 | EP1707282A1 Heat treating device for steel plate and steel plate manufacturing line having the heat treating device |
| 10/04/2006 | EP1706514A1 Steel sheet for use in containers and manufacturing method therefor |
| 10/04/2006 | CN1277945C Nonoriented magnetic steel sheet, member for rotary machine and rotary machine |
| 10/04/2006 | CN1277938C Softening treatment of moderate alloy nickle serial cold working mold steel |
| 10/04/2006 | CN1277937C Rolling and cogging method for high-temperature alloy GH1015 |
| 10/03/2006 | US7115177 Method for the treatment of metallic materials |
| 09/28/2006 | WO2006100891A1 Steel for oil well pipe having excellent sulfide stress cracking resistance and method for manufacturing seamless steel pipe for oil well |
| 09/27/2006 | EP1705257A1 Armour for vehicle |
| 09/27/2006 | CN1839210A Process of production and production system of high strength galvannealed steel sheet |
| 09/27/2006 | CN1837399A Thermal processing method in production process of super-thin aluminium foil by cast-rolling stock |
| 09/27/2006 | CN1837395A Anti-sulfur drill rod and method for manufacturing the same |
| 09/27/2006 | CN1276988C Hot-rolled steel strip for high strength electric resistance welding pipe and mfg. method thereof |
| 09/27/2006 | CN1276987C Thin steel plate with excellent workability and forming precision and producing process thereof |
| 09/27/2006 | CN1276986C Fe-Ni series alloy thin band for pressure shaped shadow mask board |
| 09/26/2006 | CA2207310C Dual-phase steel and method thereof |
| 09/21/2006 | WO2006098198A1 High tension steel plate, welded steel pipe and method for production thereof |
| 09/21/2006 | US20060207692 Having a chemical composition consisting of carbon, manganese, cromium, silicon, titanium, aluminum, sulfur and phosphorus; bainitic-martensitic structure containing < 5% ferrite; hot-rolled steel strip coated with zinc by dipping into bath of molten zinc after coiling; uncoil and anneal |
| 09/20/2006 | EP0897016B1 Grain-oriented electrical steel sheet having excellent magnetic characteristics, its manufacturing method and its manufacturing device |
| 09/20/2006 | CN1275711C Hot rooling mill and method |
| 09/19/2006 | CA2313536C Process and device for producing a high-strength steel strip |
| 09/14/2006 | WO2006094718A1 Process and installation for producing a lightweight structural steel with a high manganese content |
| 09/14/2006 | US20060201592 High-strength steel pipe of API X65 grade or higher and manufacturing method therefor |
| 09/14/2006 | US20060201222 Thermo-electromechanical process and system for coiling and uncoiling an in-line hot rolled pre-strip from thin slab coninuous casting |
| 09/14/2006 | CA2560681A1 Method and installation for producing light gauge steel with a high manganese content |
| 09/13/2006 | EP1700924A1 Process and equipment for manufacturing high ductility steel wire from hot rolled wire steel |
| 09/13/2006 | EP1699582A1 Method for the generation of hot strips of light gauge steel |
| 09/13/2006 | CN1833043A Austenitic stainless steel for hydrogen gas and method for production thereof |
| 09/13/2006 | CN1274865C Excellent high-temp. strength and corrosion resistance austenite stainless steel, heat- and pressure-resistant component thereof and method for mfg. same |