| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 05/31/2006 | EP1662013A1 Process of producing steel strips suitable for an oxidation-resisting surface coating |
| 05/31/2006 | EP1662012A1 Strip of hot rolled micro-alloyed steel for obtaining finished pieces by cold pressing and shearing |
| 05/31/2006 | EP1662011A1 Hot rolled two-phase steel strip having features of a cold rolled strip |
| 05/31/2006 | EP1662010A1 Hot steel strip particularly suited for the production of electromagnetic lamination packs |
| 05/31/2006 | EP1456421B1 Method and device for controlled straightening and cooling of a wide metal strip, especially a steel strip or sheet metal, running out of a hot rolled strip rolling mill |
| 05/31/2006 | EP1045044B1 Steels for cold forging and process for producing the same |
| 05/31/2006 | CN1780928A High strength cold rolled steel sheet and method for production thereof |
| 05/31/2006 | CN1257994C Martensitic stainless steel and method for manufacturing same |
| 05/30/2006 | CA2341667C Cold workable steel bar or wire and process |
| 05/26/2006 | WO2006055589A1 Method and apparatus for micro-treating iron-based alloy, and the material resulting therefrom |
| 05/26/2006 | CA2587145A1 Method and apparatus for micro-treating iron-based alloy, and the material resulting therefrom |
| 05/25/2006 | US20060108028 Hot rolled steel having improved formability |
| 05/24/2006 | EP1659191A1 High tensile strength cold-rolled steel sheet and method for production thereof |
| 05/24/2006 | EP1658387A1 Process of production and production system of high strength galvannealed steel sheet |
| 05/24/2006 | EP0830218B1 Structures having enhanced biaxial texture and method of fabricating same |
| 05/24/2006 | CN1776352A Method for determining the wall thickness of a metal tube |
| 05/24/2006 | CN1775989A Cu-Ag-RE alloy in-situ nano fiber composite material |
| 05/24/2006 | CN1775962A Method for improving anticorrosive capacity of grid plate for lead-acid battery |
| 05/24/2006 | CN1257302C Process for preparing Fe3Si base alloy sheet containing B |
| 05/23/2006 | US7048811 For a hollow stabilizer, for securing the running stability of a car |
| 05/23/2006 | US7048810 Method of manufacturing hot formed high strength steel |
| 05/23/2006 | CA2145975C Electromagnetic steel sheet having a highly corrosion-resistant insulating film and a core for use in motors or transformers made of the electromagnetic steel sheet |
| 05/18/2006 | WO2006051923A1 Grain oriented electromagnetic steel plate and method for producing the same |
| 05/18/2006 | WO2006051777A1 Magnetic shielding steel sheet for color cathode-ray tube |
| 05/18/2006 | WO2006051188A2 Iron-nickel alloy strip for the manufacture of support grids for integrated circuits |
| 05/18/2006 | WO2006050680A1 Method and device for shaping wire-shaped and rod-shaped starting materials close to the gauge block, and correspondingly produced flat profiled element |
| 05/18/2006 | US20060102256 Very high mechanical strength steel and method for making a sheet thereof coated with zinc or zinc alloy |
| 05/18/2006 | CA2582731A1 Method and device for deformation of wires and rods to strips or flat profiles |
| 05/17/2006 | EP1657321A1 Material for shadow mask, process for producing the same, shadow mask from the shadow mask material and picture tube including the shadow mask |
| 05/17/2006 | EP1597404A4 Fine-grained martensitic stainless steel and method thereof |
| 05/17/2006 | EP1572387B1 Method and production line for rationally producing u-shaped heat exchange tubes |
| 05/17/2006 | EP1436432B1 Method of continuously casting electrical steel strip with controlled spray cooling |
| 05/17/2006 | CN1774521A Steel material with excellent rolling fatigue life and method of producing the same |
| 05/17/2006 | CN1772940A Steel belt for leaf spring of automobile safety belt and its production process |
| 05/17/2006 | CN1772939A High purity steel belt for textile needle and its production process |
| 05/17/2006 | CN1772937A Super magnetostrictive material with super wide work temperature range |
| 05/16/2006 | US7045025 Grain-oriented electrical steel sheet excellent in magnetic properties and method for producing the same |
| 05/16/2006 | CA2281316C High-ductility, high-strength steel product and process for production thereof |
| 05/11/2006 | US20060096678 High Strength Hot Rolled Steel Sheet and Method for Manufacturing the Same |
| 05/11/2006 | US20060096346 Method and produciton line for rationally producing u-shaped heat exchange tubes |
| 05/10/2006 | CN1771345A Fine-grained martensitic stainless steel and method thereof |
| 05/10/2006 | CN1771342A Method for producing helical springs or stabilisers. |
| 05/10/2006 | CN1771341A Method for the thermomechanical treatment of steel |
| 05/10/2006 | CN1255570C Preparaton method of low carbon 520 MPa grade composite fortified ultra fine crystal grain band steel |
| 05/10/2006 | CN1255569C Martensitic stainless steel |
| 05/10/2006 | CN1255312C Endless yarn tensioning strip and method for producing the same |
| 05/04/2006 | WO2006046503A1 Steel pipe for air bag inflator and method for production thereof |
| 05/04/2006 | WO2006045622A1 Process for the manufacture of a containment device and a containment device manufactured thereby |
| 05/04/2006 | DE112004000474T5 Verfahren zur Herstellung einer hochfesten Feder A process for producing a high-strength spring |
| 05/03/2006 | EP1652943A1 Carburized wire and method for producing the same |
| 05/03/2006 | EP1379341B8 Method of manufacturing a closed profile |
| 05/03/2006 | CN1767910A A method for processing a steel product, and product produced using said method |
| 05/03/2006 | CN1766148A Large volume heat inputing in the welding tie-in tenacity excellent thick steel plate |
| 05/02/2006 | US7037388 Durability, chemical and corrosion resistance |
| 05/02/2006 | US7037387 Steel wire excellent in descalability in mechanical descaling and method for production thereof |
| 04/27/2006 | WO2006043156A1 Treatment process for bars |
| 04/27/2006 | WO2006042931A1 Method for production of sheets of austenitic iron/carbon/manganese steel and sheets produced thus |
| 04/27/2006 | US20060086429 Cold-rolled steel strip with silicon content of at least 3.2 wt % and used for electromagnetic purposes |
| 04/26/2006 | EP1649069A1 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 |
| 04/26/2006 | EP1648630A1 Thermo-electromechanical process and system for coiling and uncoiling an in-line hot rolled pre-strip from thin slab continuous casting |
| 04/26/2006 | CN1764733A Steel for spring being excellent in resistance to setting and fatigue characteristics |
| 04/26/2006 | CN1764730A Process for producing high-strength spring |
| 04/26/2006 | CN1253600C Magnesium oxide particle aggregate |
| 04/25/2006 | CA2243495C Procedure for fabricating a thin sheet of ultra-low carbon steel for the production of stamped products for packaging and the thin sheet obtained by the procedure |
| 04/20/2006 | WO2006015849A3 Method for press quenching components consisting of sheet steel |
| 04/20/2006 | US20060081314 Steel material with excellent rolling fatigue life and method of producing the same |
| 04/20/2006 | US20060081312 High strength steel sheet exhibiting good burring workability and excellent resistance to softening in heat-affected zone and method for production thereof |
| 04/19/2006 | EP1398392B1 High tensile hot rolled steel sheet excellent in shape freezing property and endurance fatigue characteristics after forming |
| 04/19/2006 | CN1761764A Grain-oriented magnetic steel sheet excellent in magnetic characteristic and its manufacturing method |
| 04/19/2006 | CN1252304C High silicon steel and method for preparing same |
| 04/19/2006 | CN1252302C Cold-rolled steel plate having superfine grained structure and manufacturing method thereof |
| 04/18/2006 | US7028567 Process as well as device for measuring a component amount released during a thermo-chemical treatment of metallic work piece from the gaseous atmosphere |
| 04/13/2006 | US20060076092 Self-adjusting hot box |
| 04/13/2006 | US20060076086 Cold rolling a steel slab, decarburizing annealing, annealing separator secondary-recrystallization, purification; excellent magnetic and bend properties; strip-shaped electrical steel sheet |
| 04/13/2006 | US20060076084 melting alloy raw materials at 1,200 to 1,800 degrees C. and solidifying by rapidly quenching the molten metal produced through the above step to thereby form the RE-containing alloy |
| 04/12/2006 | EP1645649A1 Austenitic stainless steel for hydrogen gas and method for production thereof |
| 04/12/2006 | EP1644540A2 Nano-precipitation strengthened ultra-high strength corrosion resistant structural steels |
| 04/12/2006 | CN1759198A High strength hot rolled steel sheet excelling in bore expandability and ductility and process for producing the same |
| 04/12/2006 | CN1758966A Method for processing metal body and apparatus for processing metal body |
| 04/12/2006 | CN1757783A Manufacturing method of 700MPa grade F/B high strength band steel |
| 04/12/2006 | CN1757782A Manufacturing method of low carbon 700 MPa composite fertified ultrafine crystal band steel |
| 04/12/2006 | CN1250352C Method for preparing superfine filament from metal and alloy material |
| 04/11/2006 | US7026751 Material for shadow mask, method for production thereof, shadow mask comprising the material and picture tube using the shadow mask |
| 04/11/2006 | US7025838 Ferritic stainless steel sheet with excellent workability and method for making the same |
| 04/06/2006 | WO2006035735A1 Method for producing martensitic stainless steel pipe |
| 04/06/2006 | WO2004108970A3 Nano-precipitation strengthened ultra-high strength corrosion resistant structural steels |
| 04/06/2006 | US20060070687 Method for producing seamless steel pipe for inflator of air bag |
| 04/06/2006 | DE102004046119A1 Semi-finished steel sheet product for formation of bumper, has zones with different rigidity, which is obtained by heating each zone and subsequently cooling each zone by forming die, which is cooled to attain high temperature gradient |
| 04/05/2006 | EP1642990A1 High strength steel plate excellent in formability and method for production thereof |
| 04/05/2006 | EP1642988A1 Warm rolling method |
| 04/05/2006 | CN1756854A High strength and high magnetic permeability steel sheet for cathode ray tube band and method for production thereof |
| 04/05/2006 | CN1249262C Ferritic stainless steel sheet excellent in solidifiability of shape |
| 03/30/2006 | US20060065329 High strength steel sheet and method for manufacturing the same |
| 03/29/2006 | CN1752261A Impact stage low carbon steel hot-rolled sheet and mfg. method thereof |
| 03/29/2006 | CN1752257A Method for preparing micron crystal iron base marmen blocks |
| 03/29/2006 | CN1752223A Heating and vibrating stress removing method for metal material |
| 03/29/2006 | CN1752222A Technique for mfg. nano-granular carbide and sub-micron grain ferrite steel |
| 03/29/2006 | CN1247809C Coating baking hardening type cold rolled plate with good ageing resistance and its manufacturing method |
| 03/29/2006 | CN1247801C Unidirectional electromagnetic steel plate with good magnetic character and its mfg. method |
| 03/29/2006 | CN1247800C Method for producing roller-drawn thermomechanical strengthened steel wire and roller-drawing device |