Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654)
02/1997
02/20/1997WO1996039543A3 Duplex stainless steel, and its manufacturing method
02/19/1997CN1143393A Dual phase steel plate having good toughness and welding property
02/19/1997CN1143120A Less magnetic leakage and non-orientation silicon steel thin plate and its iron core and small transformer thereof
02/18/1997US5603782 Hot rolling slab to steel plate, cold rolling plate to produce elongation coefficient uniform in three directions, roughening surfaces, annealing, forming plated layers on both surfaces in uniform thickness
02/18/1997US5603208 Composite rubber bodies using steel cords for the reinforcement of rubber articles
02/11/1997US5601667 Hot forging, cooling, aging
01/1997
01/30/1997WO1997003216A1 A steel
01/29/1997EP0756297A1 Coated electrical steel sheet for the fabrication of magnetic ciruits
01/29/1997CN1141604A Method for mfg. cold rolled steel sheet with excellent enamel adherence
01/29/1997CN1141352A Steel sheet with excellent punching formation property and mfg. method therefor
01/29/1997CN1141349A Process for mfr. of scraper or brush wire
01/29/1997CN1141348A Method for producing grain-oriented electrical steel sheet having mirror surface and improved core loss
01/28/1997US5597425 Rare earth cast alloy permanent magnets and methods of preparation
01/28/1997US5597424 Hot rolling, cold rolling
01/28/1997US5596896 Methods and apparatus for effecting domain refinement of electrical steels
01/22/1997EP0754770A1 Method of producing a thin steel strip having improved deep-drawing properties
01/21/1997US5595617 Process for producing patented steel wire
01/16/1997WO1997001403A1 Method and plant for the manufacture of a thin hot-rolled steel strip
01/16/1997WO1997001402A1 Method and plant for the manufacture of a strip of formable steel
01/15/1997EP0753597A2 Pipes for manufacturing stabilisers and manufacturing stabilisers therefrom
01/15/1997EP0753596A1 Weldable high-tensile steel excellent in low-temperature toughness
01/15/1997EP0753595A2 Pipes for manufacturing stabilisers and manufacturing stabilisers therefrom
01/15/1997EP0753588A1 Method for producing a grain-oriented electrical steel sheet having a mirror surface and improved core loss
01/15/1997CN1140107A Microstress high-strength cold-drawn steel section and mfg. method thereof
01/15/1997CN1033825C Electrical steel sheet with grain orientation and possessing fine magnetic property and its production process
01/15/1997CN1033822C Method of making regular grain oriented silicon steel without hot band anneal
01/08/1997EP0752480A1 A method for making grain-oriented silicon steel sheet having excellent magnetic properties
01/08/1997EP0752012A1 Process for producing magnetic steel sheets with a glass coating
01/07/1997US5590559 Method and apparatus for domain refining electrical steels by local mechanical deformation with multiple scribing rolls
01/03/1997WO1997000332A1 Ferritic steel, method for its production and its use
01/03/1997WO1997000331A1 Multiphase steel, production of rolled products and use of said steel
01/03/1997CA2224817A1 A ferritic steel and a process for its production and use
01/03/1997CA2224813A1 Multi-phase steel, production of rolled products and use of the steel
01/02/1997EP0751232A1 Steel material containing fine graphite particles uniformly dispersed therein and having excellent cold workability, machinability and hardenability, and method of manufacturing the same
01/01/1997CN1139459A High-strength ferritic heat-resistant steel and process for producing the same
01/01/1997CN1139154A Method for manufacturing grain orientational silicon steel sheet with fine magnetic property
12/1996
12/31/1996US5588321 Segmented scribing roller for refining the domain structure of electrical steels by local mechanical deformation
12/31/1996US5588197 Method of manufacturing metallic vacuum double-walled container
12/31/1996CA2004548C Metallic material having ultra-fine grain structure and method for its manufacture
12/27/1996EP0750049A1 Ferritic steel and its manufacture and use
12/25/1996CN1138880A Highly corrosion-resistant martensitic stainless steel with excellent weldability and process for producing the same
12/25/1996CN1033653C Method of making high silicon low carbon regular grain oriented silicon steel
12/25/1996CN1033652C High-efficient energy-saving process of mfg. mediumcarbon steel wires with spherical cementite
12/24/1996US5587027 Metal working, decarbonization by annealing to reduce carbon content
12/19/1996WO1996041024A1 Steckel mill/on-line accelerated cooling combination
12/19/1996WO1996002676A3 Cold formed high-strength steel structural members
12/18/1996EP0748875A1 Method for producing tubes by the U-O-E process
12/18/1996EP0748874A1 Multiphase steel, manufacturing of rolled products, and its use
12/18/1996CN1138107A High flux density low iron loss grain orientation electromagnetic steel plate and its manufacture method
12/18/1996CN1138106A Steel sheet having excellent processing characteristics manufacturing method therefor, and galvanized steel sheet and resin coating steel sheet
12/12/1996WO1996039543A2 Duplex stainless steel, and its manufacturing method
12/11/1996EP0747496A1 Hot rolled steel sheet with high strength and good deep-drawing properties, containing titanium and process for its manufacturing
12/11/1996EP0747495A1 Niobium containing hot rolled steel sheet with high strength and good deep-drawing properties, and process for its manufacture
12/10/1996US5582658 High strength steel sheet adapted for press forming and method of producing the same
12/09/1996CA2178306A1 High resistance and high drawability nobium-containing steel sheet; process for producing the same
12/09/1996CA2178305A1 High resistance and high drawability titanium-containing steel sheet; process for producing the same
12/05/1996WO1996038597A1 Martensitic stainless steel having high mechanical strength and corrosion resistance and relative manufactured articles
12/05/1996CA2222504A1 Martensitic stainless steel having high mechanical strength and corrosion resistance and relative manufactured articles
12/04/1996EP0745007A1 Method for manufacturing a cold rolled steel sheet with excellent enamel adherence
11/1996
11/21/1996WO1996036742A1 Process for producing high-strength seamless steel pipe having excellent sulfide stress cracking resistance
11/20/1996EP0743370A2 Grain oriented electrical steel having high volume resistivity and method for producing same
11/20/1996EP0742841A1 Method of making dual phase steel plate
11/20/1996CN1135940A Steel plate for tanks and manufacture thereof
11/20/1996CN1135939A Method of working hot-rolled strip
11/19/1996US5576113 Battery can, sheet for forming battery can, and method for manufacturing sheet
11/19/1996US5575866 Hot rolled steel wire rod, fine steel wire and twisted steel wire
11/19/1996CA2076284C Cold-rolled high-tension steel sheet having superior deep drawability
11/14/1996WO1996035816A1 Equipment for continuously manufacturing metal coils and metal coil manufacturing method
11/12/1996US5573140 Metallic vacuum double-walled container
11/12/1996US5572892 Method of producing silicon steel hot rolled sheets having excellent surface properties
11/12/1996CA2050976C Method of manufacturing an oriented silicon steel sheet having improved magnetic characteristics
11/12/1996CA2006101C Method and apparatus for pre-processing stainless steel strip intended to be cold-rolled
11/06/1996EP0741191A2 A magnetic steel sheet having excellent magnetic characteristics and blanking performance
11/06/1996CN1134858A Method for mfg. orientation silicon steel plate with excellent magnetic property within whole length
11/06/1996CN1134857A method for mfg. high gloss stainless steel band
11/05/1996US5571343 Of carbon, silicon, manganese, chromium, nickel, aluminum, phosphorus, sulfur, titanium, boron, copper, molybdenum, niobium, nitrogen and iron
11/05/1996US5571342 Decarburized steel sheet for thin oriented silicon steel sheet having improved coating/magnetic characteristics and method of producing the same
10/1996
10/30/1996EP0739992A1 Alloy sheet for shadow mask and method for manufacturing thereof
10/30/1996EP0739661A1 Method of superplastic extrusion
10/23/1996EP0738784A1 High chromium martensitic steel pipe having excellent pitting resistance and method of manufacturing
10/23/1996EP0738783A1 Stainless austenitic steel suitable for the manufacture of wires
10/23/1996EP0738781A1 Process for producing strips of stainless steel
10/23/1996CN1133896A Process for manufacturing shadow mask made of iron/nickel alloy
10/23/1996CN1133891A Method for making non-oriented magnetic steel sheet
10/23/1996CN1033098C High manganese austenitic steel having excellent shapability, strength and weldability and its process for production
10/17/1996WO1996032507A1 Equipment for manufacturing stainless steel strip
10/17/1996WO1996032201A1 Structures having enhanced biaxial texture and method of fabricating same
10/16/1996EP0737757A1 High-strength ferritic heat-resistant steel and process for producing the same
10/16/1996EP0737254A1 Steel bars and rods and manufacturing process
10/15/1996US5565272 Surface glass film formed during secondary recrystallization annealing is composed of forsterite and spinel
10/15/1996US5565043 Contains rare earth element(s), iron, and boron as primary ingredients
10/15/1996CA2006710C Method of manufacturing steel sheet having excellent deep-drawability
10/10/1996WO1996031628A1 Method of manufacturing hot-worked elongated products, in particular bar or pipe, from high-alloy or hypereutectoid steel
10/10/1996DE19547181C1 Mfg. cold-rolled, high strength steel strip with good shapability
10/10/1996DE19513314A1 Verfahren zur Herstellung eines warmgefertigten langgestreckten Erzeugnisses insbesondere Stab oder Rohr aus hochlegiertem oder übereutektoidem Stahl A process for producing hot-worked elongated products, in particular rod or tube made of high alloy steel or hypereutectoid
10/08/1996US5562786 Process for producing heat-treated sintered iron alloy part
10/08/1996US5562783 Iron, nickel, silicon alloy; press-formability
10/03/1996WO1996030555A1 Ultralow-carbon cold-rolled sheet and galvanized sheet both excellent in fatigue characteristics and process for producing both
10/02/1996EP0735150A2 Method for producing cast iron gear
10/02/1996EP0735148A1 Process for making a structural component with brazed foils of ODS sintered iron alloys and component made by this process