| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 10/18/2001 | US20010030001 Hot rolling, controlled annealing |
| 10/17/2001 | EP1146132A1 Hot-dip galvanized steel sheet having high strength and also being excellent in formability and galvanizing property |
| 10/17/2001 | EP1144698A1 Ultra-high strength triple phase steels with excellent cryogenic temperature toughness |
| 10/17/2001 | CN1318110A Process for thermal treatment of steel strip |
| 10/17/2001 | CN1317999A Method and device for producing hot-rolled strips and plates |
| 10/17/2001 | CN1073165C Process for prodn. of grain oriented electrical steel strip starting from slabs |
| 10/17/2001 | CN1073164C Process for prodn. of grain oriented electrical steel strip having high magnetic characteristics, starting from thin slab |
| 10/17/2001 | CN1073163C Process for treating grain oriented silicon steel |
| 10/17/2001 | CN1072989C Method for mfg. orientation silicon steel plate with excellent magnetic property within whole length |
| 10/17/2001 | CN1072988C Method for mfg. high glass stainless steel band |
| 10/16/2001 | US6301943 Method for finishing cold-rolled stainless steel |
| 10/11/2001 | WO2001075186A1 Hot rolled wire or steel bar for machine structural use capable of dispensing with annealing, and method for producing the same |
| 10/11/2001 | WO2001075182A1 Rolled h-shaped steel having uniform microstructure and uniform mechanical properties and method for producing the same |
| 10/11/2001 | US20010027831 Highly ductile, high strength carbon, silicon, manganese, aluminum and iron produced by applying reducing rolling to a pipe in a temperature range of ferrite recovery or recrystalization |
| 10/10/2001 | EP1143022A1 Steel thin plate having high strength and method for production thereof |
| 10/10/2001 | EP1143019A1 Sheet steel and method for producing sheet steel |
| 10/10/2001 | EP1141432A1 Corrosion resistant austenitic stainless steel |
| 10/10/2001 | CN1317055A Method for producing cold-rolled bands or sheets |
| 10/10/2001 | CN1316530A Method for controlling two-phase steel organization |
| 10/10/2001 | CN1072732C Anti-microbial component and preparation method thereof |
| 10/09/2001 | US6299710 Method of producing a bainite steel product |
| 10/09/2001 | US6299705 High-strength heat-resistant steel and process for producing high-strength heat-resistant steel |
| 10/04/2001 | US20010025674 Railroad rail of steel alloy with pearlitic microstructure; long-term serviceability, high ductility and abrasion resistance; vertically suspended position |
| 10/04/2001 | EP1138796A1 High strength hot rolled steel with high yield strength for use in the car industry |
| 10/04/2001 | EP0966548B1 Process for the inhibition control in the production of grain-oriented electrical sheets |
| 10/04/2001 | EP0966547B1 Method for producing a highly resistant, very ductile steel strip |
| 10/04/2001 | EP0950118B1 Process for the production of grain oriented silicon steel sheet |
| 10/04/2001 | EP0709470B1 Production method of directional electromagnetic steel sheet of low temperature slab heating system |
| 10/04/2001 | DE10014078A1 Verfahren zur Herstellung eines Schweißbolzens A process for producing a welding stud |
| 10/03/2001 | CN1316018A Cold workable steel bar or wire and process |
| 10/03/2001 | CN1316017A Aperture grill material for color picture tube, production method thereof, aperture grill and picture tube |
| 10/03/2001 | CN1316016A Stainless steel plate for shadow mask and method for production thereof and shadow mask |
| 10/03/2001 | CN1072272C High-strength steel sheet highly resistant to dynamic deformation and excellent in workability and process for production thereof |
| 10/02/2001 | US6296805 Hot-rolled coated steel sheet comprising hot-rolled steel sheet coated with aluminum or aluminum alloy coating, having very high mechanical resistance after thermal treatment and high corrosion resistance from aluminum coating |
| 10/02/2001 | US6296719 Process for the production of grain oriented electrical steel strip having high magnetic characteristics, starting from thin slabs |
| 09/27/2001 | WO2001071050A1 Non-refined steel being reduced in anisotropy of material and excellent in strength, toughness and machinability |
| 09/27/2001 | WO2001071047A1 Method for making a multiphase hot-rolled steel strip |
| 09/27/2001 | WO2001070442A2 Method for producing a welding pin |
| 09/27/2001 | DE10016096A1 Furnace for annealing coiled steel strips or sheets, e.g. magnetic steel sheets has a plate on which a loose charge of heat-resistant molded bodies is applied |
| 09/26/2001 | EP1136580A1 Steel suitable for laser welding |
| 09/26/2001 | EP1136579A1 Ultra low carbon boron steels (ULCB) for applications requiring extreme drawability and/or cold formability |
| 09/26/2001 | EP1136575A1 Method of producing cold rolled steel sheet |
| 09/26/2001 | CN1314957A 590 MPa class very thick H-steel excellent in toughness and production method thereof |
| 09/26/2001 | CN1071802C Large-head input welding steel with heat input 500 KJ/cm above and its manufacture method |
| 09/26/2001 | CN1071801C Method for producing bake hardenable vanadium containing steel product and its products |
| 09/26/2001 | CN1071799C High flux density low iron loss grain orientation electromagnetic steel palte and its manufacture method |
| 09/25/2001 | US6294130 Method of manufacturing metallic products such as sheet by cold working and flash anealing |
| 09/25/2001 | US6293987 Polymer quenched prealloyed metal powder |
| 09/20/2001 | WO2001068942A1 Spring steel wire |
| 09/20/2001 | WO2001068925A1 Method for producing non grain-oriented electric sheets |
| 09/20/2001 | WO2001068778A1 Coating composition for forming insulating films, non-oriented electrical steel sheet with the coating composition coated thereon, and method for forming the insulating films on the steel sheet |
| 09/20/2001 | DE10012801A1 Verfahren und Anlage zur Oberflächenbehandlung von warmgewalzten Bändern oder Blechen aus Metall Method and apparatus for surface treatment of hot rolled strips or sheets of metal |
| 09/19/2001 | EP1134300A2 Fe-Ni alloy |
| 09/19/2001 | EP1134297A1 Steel sheet for heat shrink band and method for producing the same |
| 09/19/2001 | EP1134296A2 Process and device for surface treatment of hot rolled metal sheets or strips |
| 09/19/2001 | EP0792379B1 Dual-phase steel and method thereof |
| 09/19/2001 | CN1313913A High carbon steel wire rod excellent in drawability and fatigue resistance after wire drawing |
| 09/18/2001 | US6291079 Flexible tubes of steel wires |
| 09/18/2001 | US6290789 Heating or soaking a base steel pipe having ferrite grains followed by reducing by drawing |
| 09/18/2001 | US6290787 Process for manufacturing drawable sheet by direct casting of thin strip, and sheet thus obtained |
| 09/18/2001 | US6290784 Hot rolled steel sheet having an ultrafine grain structure and process for producing steel sheet |
| 09/13/2001 | WO2000047354A9 Method of manufacturing metallic products such as sheet by cold working and flash annealing |
| 09/13/2001 | US20010020497 Electromagnetic steel sheet having excellent magnetic properties and production method thereof |
| 09/12/2001 | EP1132489A2 Steam turbine rotor shaft |
| 09/12/2001 | EP1131472A1 Cr-mn-ni-cu austenitic stainless steel |
| 09/12/2001 | CN1312139A Stainless-steel band, method for inhibiting crack at edge of steel band and method for producing said steel band |
| 09/12/2001 | CN1070930C Duplex stainless steel, and its manufacturing method |
| 09/11/2001 | US6287703 Overcoating surface with insulating film of phosphate and colloidal silica |
| 09/11/2001 | US6287397 Free from embrittlement |
| 09/11/2001 | US6287392 Hot-rolling silicon steel slab; cold-rolling the hot-rolled sheet once or twice or more with intermediate annealing interposed, performing decarburization annealing to final cold rolled sheet in oxidizing atmosphere to form chromium spinel |
| 09/07/2001 | WO2001064968A1 Color crt mask frame, steel plate for use therein, process for producing the steel plate, and color crt having the frame |
| 09/07/2001 | WO2001064967A1 High tensile cold-rolled steel sheet having excellent strain aging hardening properties |
| 09/05/2001 | EP1129229A1 Steel, use of the steel, product made of the steel and method of producing the steel |
| 09/05/2001 | CN1311826A Method and installation for producing dual-phase steel |
| 09/05/2001 | CN1070392C Steel plate for tanks and mfg. method therefor |
| 09/05/2001 | CN1070391C Method for cold rolling silicon steel plate with good magnetic characters and homogeneous orietational characters and device for controlling cooling of roll |
| 09/04/2001 | US6284388 Steel with electrically insulating hematite layer |
| 09/04/2001 | US6284069 Continuous-cast rolling stock in the austenitic region, having homogeneous structures and characteristics, made of non-alloyed and low-alloyed steel |
| 09/04/2001 | US6284063 Hot-rolled steel strip and method of making it |
| 09/04/2001 | US6282938 Method for rolling a metal strip |
| 08/30/2001 | WO2001062998A1 Steel pipe having excellent formability and method for production thereof |
| 08/30/2001 | WO2001062997A1 High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same |
| 08/30/2001 | WO2001016391A3 Use of a steel alloy for producing high-tensile seamless steel tubes |
| 08/30/2001 | US20010017173 Steel sheet with specified carbon, nickel, nitrogen, silicon, manganese, phosphorus, sulfur and boron content; for gasket |
| 08/30/2001 | US20010017172 Method for controlling structure of two-phase steel |
| 08/29/2001 | EP1056890B1 Method for producing non-grain oriented electro sheet steel |
| 08/29/2001 | EP1051531B1 Steel and method for making cleavable mechanical parts |
| 08/29/2001 | CN1310849A Method for preparing a magnetic material by forging and magnetic material in powder form |
| 08/29/2001 | CN1310771A Ferritic stainless steel plate |
| 08/29/2001 | CN1310770A High strength galvanized steel plate excellent in adhesion of plated metal and formability in press working and high strength alloy galvanized steel plate and method for production thereof |
| 08/29/2001 | CN1310649A Continuous production facilities for wire |
| 08/29/2001 | CN1310246A Antibiotic parts and its producing process |
| 08/29/2001 | CN1310245A Antibiotic parts and its producing process |
| 08/29/2001 | CN1070242C Method of process at least one component of soft magnetic material |
| 08/28/2001 | US6280862 Ultra-low iron loss grain-oriented silicon steel sheet |
| 08/28/2001 | US6280542 Method and apparatus for the manufacture of a steel strip |
| 08/28/2001 | US6280538 Hot rolled high strength steel sheet with excellent formability |
| 08/28/2001 | US6280534 Grain oriented electromagnetic steel sheet and manufacturing thereof |
| 08/28/2001 | CA2044639C Method of making steel for springs |
| 08/23/2001 | WO2001061057A1 Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing |