| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
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| 09/10/2003 | EP1342515A1 Process for the manufacture of closed, hardened sections with no cross-sectional limits |
| 09/10/2003 | EP1341938A1 Method and device for annealing tubes |
| 09/10/2003 | EP1341936A1 A method and a device for partial heating of metal sheets |
| 09/10/2003 | EP1173624B1 Method and apparatus for hardening ring-shaped grooves by means of laser beams |
| 09/09/2003 | US6617050 Low density and high ductility alloy steel for a golf club head |
| 09/04/2003 | WO2003073796A1 Inner diameter surface induction heating coil |
| 09/04/2003 | WO2003072841A1 Atmosphere corrosion resisting steel plate having high strength and excellent bending formability and method for production thereof |
| 09/04/2003 | US20030164211 Fe-ni or fe-ni-co or fe-ni-co-cu alloy strip with improved cuttability |
| 09/03/2003 | EP1340824A2 Method for manufacturing a metal component |
| 09/03/2003 | EP1339880A1 Method for making a strip or a workpiece cut out from a cold rolled maraging steel strip |
| 09/03/2003 | CN1440360A Device for guiding metal strip on gas cushion |
| 09/03/2003 | CN1439739A Wear resistant steel ball production process |
| 09/03/2003 | CN1120244C Strip guiding device comprising rotatable construction for changing supporting rolls having cooling means |
| 09/02/2003 | US6613166 Steel comprising iron, carbon, silicon, manganese, sulfur, chromium, nickel, molybdenum; corrosion resistance |
| 09/02/2003 | US6613163 Steel band with good forming properties and method for producing same |
| 08/28/2003 | WO2003071145A1 Rolling bearing for fan motor |
| 08/28/2003 | WO2003070996A1 Thin alloy film exhibiting low thermal expansion and method for production thereof |
| 08/28/2003 | WO2003070995A1 Steel, solid wheel, and tire for rail vehicles and method for producing parts of this type |
| 08/28/2003 | WO2003070992A1 Method of heat treatment of stainless steel. |
| 08/28/2003 | WO2003070991A1 Method for cooling metal strips or plates and cooling device |
| 08/28/2003 | US20030162052 Steel sheet for procelain enameling and method for production thereof, and enameled product and method for production thereof |
| 08/28/2003 | US20030160558 Cold rolling; etching slits; wrinkle resistance; magnetic shields |
| 08/28/2003 | DE20220240U1 Rotating hearth furnace, for heat treatment of workpieces, has two openings for loading and unloading, separated by heating zone |
| 08/27/2003 | EP1338666A1 Material for shadow mask, method for production thereof, shadow mask comprising the material and picture tube using the shadow mask |
| 08/27/2003 | EP1338659A1 White powder removing device for continuous annealing furnace |
| 08/27/2003 | EP1338658A2 Method and device for heat treating workpieces |
| 08/27/2003 | EP1337673A1 Method for producing a cold rolled strip that is cold formed with low degrees of deformation |
| 08/27/2003 | EP1337672A1 Quenching method and apparatus |
| 08/27/2003 | EP1337362A1 A method of producing steel strip |
| 08/27/2003 | EP1204770B1 Method for making a continuous steel strip |
| 08/27/2003 | EP1194598B1 Use of a steel for producing components of picture tubes and method for producing components of picture tubes made of sheet steel |
| 08/27/2003 | CN2569501Y Inductor of double screw internal arc inclination |
| 08/27/2003 | CN1438334A Heating method of preventing for high-carbon steel blank or steel ingot from decarbonizing |
| 08/27/2003 | CN1438333A Method for heating high-carbon large steel blank or steel ingot |
| 08/27/2003 | CN1119429C Hot-rolled steel plate and its manufacture |
| 08/26/2003 | US6610154 Deformation of the near surface region to a depth of 0.01-0.5 mm, for example by high intensity shot peening below the recrystallization temperature, followed by recrystallization heat treatment, preferably at solutionizing temperatures. |
| 08/26/2003 | US6609906 Adjustable ratio control system and method |
| 08/21/2003 | WO2003069011A1 METHOD FOR HEAT TREATING Ni BASE ALLOY PIPE |
| 08/21/2003 | WO2003069010A1 Steel sheet for container excellent in formability and properties at weld, and method for producing the same |
| 08/21/2003 | WO2003069007A1 Low thermal expansion alloy thin sheet and its production method |
| 08/21/2003 | WO2003069006A1 Mask material for color picture tube, its production method, mask for color picture tube, and color picture tube |
| 08/21/2003 | WO2003068997A1 Heat treatment furnace |
| 08/21/2003 | US20030155052 High strength steel pipe for an air bag and a process for its manufacture |
| 08/21/2003 | US20030155048 Electroplating annealed thin sheets and method for producing the same |
| 08/20/2003 | EP0954398A4 Sand core removal and casting heat treatment |
| 08/20/2003 | CN2567233Y Quick heat treatment equipment for part of metal pipe bar |
| 08/20/2003 | CN1437658A Low-carbon steel sheet for mask of tension type cathode ray tube with bridge and mask and cathode ray tube |
| 08/20/2003 | CN1437657A Hardened Fe-Ni alloy for making integrated circuit grids and method for making same |
| 08/19/2003 | US6608290 Method of heating metal strip and apparatus thereof |
| 08/14/2003 | WO2003066383A1 Method of determining a heat treatment and member so treated |
| 08/14/2003 | WO2003018856A8 Nanocarbide precipitation strengthened ultrahigh-strength, corrosion resistant, structural steels |
| 08/14/2003 | US20030150529 High-strength bolt excellent in delayed fracture resistance characteristic and its steel product |
| 08/13/2003 | EP1335034A1 Low-carbon steel sheet for mask of tension type cathode ray tube with bridge and mask and cathode ray tube |
| 08/13/2003 | EP1196643B1 Method and device for hardening bearing surfaces of crankshafts |
| 08/13/2003 | EP1190108B1 Casting material for indefinite rollers with a sleeve part and method for producing the same |
| 08/13/2003 | CN1436252A Zinc coat annealed thin sheets and method for producing same |
| 08/13/2003 | CN1435496A Pusher type steel billet heating furnace without water cooling |
| 08/13/2003 | CN1117649C Cutting mold mfg. method |
| 08/12/2003 | US6605250 Arrangement in connecting with cooling equipment for cooling billets |
| 08/12/2003 | US6605166 Noncracking; stress resistance; drawing steel sheet forming wire |
| 08/12/2003 | US6605163 Process for manufacturing a strip made of an Fe-Ni alloy |
| 08/07/2003 | WO2003064069A1 Method and installation for producing a hot rolled strip from austenitic rust-resistant steels |
| 08/07/2003 | US20030145920 High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof |
| 08/07/2003 | US20030145919 Process for producing a cold-rolled strip or sheet of steel and strip or sheet which can be produced by the process |
| 08/07/2003 | US20030145913 Seam welding; electrical resistance; diameter reducing rolling |
| 08/07/2003 | US20030145911 Highly stable, steel and steel strips or steel sheets cold-formed, method for the production of steel strips and uses of said steel |
| 08/06/2003 | EP1332233A1 Proceeding when producing pieces of metal materials capable of being hardened, a production process and a production line |
| 08/06/2003 | CN1433942A Cylinder shape pipe piece with inner harden layer and production method and equipment |
| 08/06/2003 | CN1433900A Technological method for raising toughness and hardening layer depth of heavy truck axle shaft |
| 08/06/2003 | CN1433861A Method for producing sintered metal and rotary type compressor flange produced by said method |
| 08/06/2003 | CN1117172C Stainless steel |
| 08/06/2003 | CN1117171C Diret patenting high strength wire rod and method for producing same |
| 08/05/2003 | US6602359 Steel bar or wire rod for cold forging excellent in ductility after spheroidizing annealing, having specific chemical composition, which has been hardened only in surface layer, and is capable of preventing cracking during cold forging |
| 08/05/2003 | US6602358 Outer race for constant velocity joint, having improved anti-flaking properties and shaft strength, and process for producing the same |
| 08/05/2003 | US6602357 Hot rolling steel slab to form a hot rolled sheet; forming a steel sheet with a final sheet thickness form hot rolled sheet by annealing, and cold rolling the hot rolled sheet, decarburization annealing the sheet, finishing annealing |
| 07/31/2003 | WO2003062483A1 Steel wire for heat-resistant spring, heat-resistant spring and method for producing heat-resistant spring |
| 07/31/2003 | WO2003062476A1 In-line process for the recrystallization of solidified coarse strips in carbon steel and in low-alloyed steel and so obtainable strips having a highly checked microstructure |
| 07/31/2003 | US20030144157 Oil composition for heat treatment of a gear and gear treated by using the oil composition |
| 07/31/2003 | US20030140989 Strand galvanizing line |
| 07/30/2003 | EP1194601B1 Coil area for in-line treatment of rolled products |
| 07/30/2003 | EP1194251B1 Method and apparatus for in-line heat treatment of hot rolled stock |
| 07/30/2003 | EP1187686B1 Integrated plant for the production of rolled stock |
| 07/30/2003 | EP1036851B1 High fatigue-strength steel wire and spring, and processes for producing these |
| 07/30/2003 | CN1433343A Device and method for manufacturing soft metal tube |
| 07/30/2003 | CN1432657A Pneumatic steet shot heat treating method and fluidized bed unit |
| 07/30/2003 | CN1116528C Locally heat-treated and hardened screw |
| 07/29/2003 | US6600259 Fe-Ni alloy with excellent magnetic properties for semi-tension mask, semi-tension mask of the alloy, and color picture tube using the mask |
| 07/29/2003 | US6599276 Detectable stainless steel needles for meat packing |
| 07/24/2003 | WO2003060175A1 Magnetic base material, laminate from magnetic base material and method for production thereof |
| 07/24/2003 | WO2003060171A1 Method of controlling metal strip temperature |
| 07/24/2003 | WO2003060170A1 Process for hardening a circumferential surface on a steel article |
| 07/24/2003 | US20030138341 Kneading metal powder, pressure molding, sintering, subzero treating powder for predetermined time and tempering resulting powder under compression residual stress; rotary compressor flange |
| 07/24/2003 | US20030136811 Liquid phase diffusion bonding to a superalloy component |
| 07/24/2003 | US20030136474 Controlling concentration, particle sizes |
| 07/24/2003 | US20030136224 Corrosion resistance; tempering, heat treatment, reduction |
| 07/24/2003 | CA2469835A1 Method of controlling metal strip temperature |
| 07/23/2003 | EP1328374A1 Method and apparatus for welding pipes together |
| 07/23/2003 | EP1252344B1 Metal frame for metal coils to be heat-treated |
| 07/23/2003 | EP1235940B1 Cold formed flat-rolled steel structural members |
| 07/23/2003 | EP0966549B1 Process for the inhibition control in the production of grain-oriented electrical sheets |