| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 04/04/2001 | EP0640149B1 Methods and apparatus for effecting domain refinement of electrical steels |
| 04/03/2001 | US6210806 Martensitic stainless steel having oxide scale layers |
| 03/29/2001 | WO2001021844A1 Method for making carbon steel bands, in particular packaging steel bands, and resulting bands |
| 03/28/2001 | EP1087027A1 A stainless steel sheet having Cu-enriched grains dispersed in its matrix and/or a Cu-condensed layer |
| 03/28/2001 | EP0732418B1 Highly corrosion-resistant martensitic stainless steel with excellent weldability and process for producing the same |
| 03/28/2001 | CN1289375A High strength cold rolled steel plate and method for producing the same |
| 03/28/2001 | CN1288972A High-productivity and high-strength rolled H-shape steel and production method thereof |
| 03/28/2001 | CN1063802C Steel sheet with excellent punching formation property and mfg. method thereof |
| 03/27/2001 | US6206984 Containing niobium, titanium, boron and chromium |
| 03/22/2001 | WO2001020051A1 Steel thin plate having high strength and method for production thereof |
| 03/22/2001 | DE19942641A1 Verwendung einer Stahllegierung zur Herstellung hochfester nahtloser Stahlrohre Use of a steel alloy for the production of high strength seamless steel tubes |
| 03/22/2001 | DE10022463A1 Manufacture of a steel housing used in the production of a vehicle passenger seat protection device involves preparing a steel piece and reducing the thickness to form a steel sheet |
| 03/21/2001 | EP1085108A2 Grain-oriented electromagnetic steel sheet with excellent coating properties and process for its manufacture |
| 03/21/2001 | EP1085103A2 Hot rolled steel sheet for enamelling on one or both surfaces |
| 03/21/2001 | CN1288070A Series electrical steel used for high efficiency motor iron core |
| 03/21/2001 | CN1063364C Method for producing a vehicolar endless track link |
| 03/20/2001 | US6203631 Pipeline distribution network systems for transportation of liquefied natural gas |
| 03/15/2001 | DE10012974C1 Production of a hollow profile used in the automobile industry comprises a cold forming a hollow profile green body, heating to a temperature above the austenite temperature |
| 03/14/2001 | EP1083242A1 High productive and high strength rolled H-shapes and method of manufacturing the same |
| 03/14/2001 | EP1083241A1 Ferritic niobium-stabilised 14% chromium steel and its use in the car industry |
| 03/14/2001 | EP1083237A2 Ferritic Cr-containing steel sheet having excellent ductility, formability, and anti-ridging properties, and method of producing the same |
| 03/14/2001 | EP1082733A1 Method for preparing a magnetic material by forging and magnetic material in powder form |
| 03/14/2001 | CN1063110C Method for working hot-rolled stainless steel strip |
| 03/13/2001 | US6200394 High speed tool steel |
| 03/08/2001 | WO2001016391A2 Use of a steel alloy for producing high-tensile seamless steel tubes |
| 03/08/2001 | WO2000040764A3 Ultra-high strength ausaged steels with excellent cryogenic temperature toughness |
| 03/07/2001 | EP1081245A1 Heat resistant Cr-Mo alloy steel |
| 03/07/2001 | EP1081238A2 Non-oriented magnetic steel sheet having low iron loss and high magnetic flux density and manufacturing method therefor |
| 03/07/2001 | EP1081237A2 Process for manufacturing a tubular profile resistant to bending and flexible in torsion |
| 03/07/2001 | CN1062915C Non-heat treated steel strap for coiled stock strapping machine and its producing method |
| 03/06/2001 | US6197132 Method of manufacturing ferritic stainless FeCrA1-steel strips |
| 03/06/2001 | US6197129 Method for producing ultrafine-grained materials using repetitive corrugation and straightening |
| 03/01/2001 | WO2001014609A1 Steel suitable for laser welding |
| 03/01/2001 | WO1999047719A8 Material for aperture grill for color picture tube, process for making the same, aperture grill, and picture tube |
| 02/28/2001 | EP0998587B1 Method for producing grain oriented electric sheets |
| 02/28/2001 | EP0682122B1 High-strength high-ductility two-phase stainless steel and process for producing the same |
| 02/28/2001 | CN1062611C Fe-Zr-B-blended nm-crystal huge magnetic impedance thin band material and its preparation method |
| 02/28/2001 | CN1062607C Technology for manufacturing of scraper or brush steel wire |
| 02/27/2001 | US6193819 Method for manufacturing cold rolled shadow mask steel sheet with stacked annealing |
| 02/27/2001 | CA2222792C Steckel mill/on-line accelerated cooling combination |
| 02/27/2001 | CA2172441C Hot-rolled steel sheet and method for forming hot-rolled steel sheet having low yield ratio, high strength and excellent toughness |
| 02/27/2001 | CA2037908C Process for producing high strength stainless steel of duplex structure having excellent spring limit value |
| 02/22/2001 | WO2001012870A1 Magnetic shielding steel sheet and method for producing the same |
| 02/22/2001 | WO2001012864A1 Method of producing cold rolled steel sheet |
| 02/22/2001 | WO2001012863A1 Steel sheet for heat shrink band and method for producing the same |
| 02/22/2001 | WO2001012435A1 Steel with electrically insulating hematite layer |
| 02/21/2001 | CN1285005A Austenitic stainless steel including columbium |
| 02/21/2001 | CN1062314C Method for producing steel sheet or strip for making can and obtained steel sheet or strip |
| 02/21/2001 | CN1062196C Process and device for producing steel strip with the properties of cold-rolled product |
| 02/20/2001 | US6191921 All metal base plate having a hardened flange and soft hub for attaching a load beam assembly to a head actuator arm of a disk drive by swaging |
| 02/20/2001 | US6190472 Method of soft annealing high carbon steel |
| 02/20/2001 | US6190469 Applicable to automobiles, industrial machine and the like. |
| 02/20/2001 | CA2094081C Process for making clad sheet having a layer of abrasion resistant tool steel and clad sheet obtained with such process |
| 02/20/2001 | CA2049378C High strength steel sheet adapted for press forming and method of producing the same |
| 02/20/2001 | CA2031579C Non-oriented electrical strip and process for its production |
| 02/14/2001 | EP1076105A1 Steel plate, hot-dip steel plate and alloyed hot-dip steel plate and production methods therefor |
| 02/13/2001 | US6187459 As support member such as a sleeve in electromagnetic valves |
| 02/13/2001 | US6187452 Ultrathin stainless steel foil |
| 02/13/2001 | US6187117 Method of making an as-rolled multi-purpose weathering steel plate and product therefrom |
| 02/13/2001 | US6187113 Steel alloy for manufacturing bumpers for motor vehicles |
| 02/13/2001 | CA2192834C Apparatus for producing strip of stainless steel |
| 02/08/2001 | WO2001009396A1 High resistance steel band or sheet and method for the production thereof |
| 02/08/2001 | DE19949070C1 Process for improving the surface properties of a low-alloyed tempering steel comprises carrying out edge-decarburization to a depth that corresponds to specified percentage of the steel composition found below the surface |
| 02/08/2001 | DE19936151A1 Höherfestes Stahlband oder -blech und Verfahren zu seiner Herstellung Higher strength steel strip or sheet and process for its preparation |
| 02/08/2001 | CA2380969A1 High resistance steel band or sheet and method for the production thereof |
| 02/07/2001 | EP0970256B1 Hot-rolling steel strip |
| 02/07/2001 | CN1061701C Magnetic shield material, production method thereof and colour image tube assembling said material |
| 02/07/2001 | CN1061700C High-strength ferritic heat-resistant steel and process for producing the same |
| 02/07/2001 | CN1061570C Process for preparation of cold rolled stainless steel strips and metal strips, more particularly of titanium alloys |
| 02/06/2001 | US6183573 Controlling carbon concentration; natural gas pipe lines |
| 02/01/2001 | WO2001007669A1 Steel sheet for heat-shrink band and production method therefor |
| 01/31/2001 | EP1072689A1 Process of manufacturing thin "TRIP" type steel strips and strips obtained thereby |
| 01/31/2001 | EP0548339B2 Grain oriented electrical steel sheet having superior magnetic properties, and manufacturing process thereof |
| 01/31/2001 | CN1282381A Ultra-high strength steels with excellent cryogenic temp. toughness |
| 01/31/2001 | CN1282380A Ultra-high strength Ausaged steels with excellent cryogenic temp. toughness |
| 01/24/2001 | EP1070763A1 HIGH Cr STEEL PIPE FOR LINE PIPE |
| 01/24/2001 | EP1070148A1 Method for making a hot-rolled steel strip for swaging |
| 01/24/2001 | CN1281514A Rust-resistant constructional steel and method for producing same |
| 01/24/2001 | CN1281394A Process and device for producing ferritically rolled steel strip |
| 01/24/2001 | CN1281393A Process and device for producing high-strength steel strip |
| 01/24/2001 | CN1061100C Method for manufacturing grain orientational silicon steel sheet with fine magnetic property |
| 01/23/2001 | US6176948 Method for the manufacture of components made of steel |
| 01/23/2001 | CA2203996C Hot rolled steel sheet and its production process |
| 01/23/2001 | CA2202616C Process and device for producing a steel strip with the properties of a cold-rolled product |
| 01/23/2001 | CA2050566C Cold reduced non-aging deep drawing steel and method for producing |
| 01/18/2001 | WO2001004371A1 Continuous casting steel plate for porcelain enameling excellent in formability, resistance to occurrence of bubble or black point, and adhesion with porcelain enamel |
| 01/18/2001 | DE10017069A1 High carbon steel, especially for radial reinforcing cords or wires of automobile tires, has a pearlitic structure with a low surface ferrite content for increased longitudinal cracking resistance |
| 01/17/2001 | EP1069435A2 Rolling bearing unit for wheel |
| 01/17/2001 | EP1069202A1 A paramagnetic, corrosion resistant austenitic steel with high elasticity, strength and toughness and a process for its manufacture |
| 01/17/2001 | EP1069200A1 Iron-based magnetic shape memory alloy and method of preparing the same |
| 01/17/2001 | EP1069199A1 Wire for high-fatigue-strength steel wire, steel wire and production method therefor |
| 01/17/2001 | EP1069192A2 Method of manufacturing a steel strip by flexible rolling |
| 01/17/2001 | CN1060815C Process for producing nondirectional electrical steel sheet excellent in close adhesion of insulation film |
| 01/17/2001 | CN1060814C Producing method for dual phase steel plate having good tonghness and welding proparty |
| 01/16/2001 | US6174384 Medium-carbon steel having dispersed fine graphite structure and method for the manufacture thereof |
| 01/16/2001 | CA2186476C Weldable high strength steel having excellent low temperature toughness |
| 01/11/2001 | WO2001002615A1 Cold workable steel bar or wire and process |
| 01/11/2001 | WO2001002611A1 Method for producing non-grain oriented electric sheet steel |
| 01/11/2001 | WO2001002610A1 Method for producing non-grain oriented electric sheet steel |
| 01/10/2001 | EP1067203A1 Process of manufacturing iron-carbon-manganese alloy strips and strips obtained thereby |