| Patents for C21D 9 - Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles; Furnaces therefor (30,082) |
|---|
| 09/23/1997 | US5669992 Bumper beam making process |
| 09/23/1997 | US5669988 Forming hard outer layer for improved durability, nitriding, carbonitriding, heat treatment |
| 09/18/1997 | WO1997033706A1 Ultra-thin sheet steel and method for manufacturing the same |
| 09/17/1997 | EP0795616A1 Process for continuously heat treating metal strip in different atmospheres |
| 09/17/1997 | EP0795615A1 Method and device for inductive surface hardening of workpieces |
| 09/17/1997 | EP0795038A1 Sprocket and manufacturing method thereof |
| 09/16/1997 | US5667603 Hardening process and apparatus for holed flat parts |
| 09/12/1997 | CA2197146A1 Variable soft cooling header |
| 09/11/1997 | DE19633758C1 Railway rail processing |
| 09/10/1997 | EP0794262A1 A temperature-raising bainite forming process |
| 09/10/1997 | EP0794028A1 Structural girder made out of at least one web and one flange welded by energy radiation with bending stress compensation |
| 09/10/1997 | EP0794022A2 Method, device and cooling medium for the cooling of profiles |
| 09/10/1997 | CN1159213A Martensitic stainless steel having excellent hot workability and sulfide stress cracking resistance |
| 09/09/1997 | US5665303 Arrangement for heat treatment of steel wire |
| 09/09/1997 | US5665302 Method and equipment for bringing metal alloy ingots, billets and the like to the semisolid or semiliquid state in readiness for thixotropic forming |
| 09/09/1997 | US5665182 High-carbon steel wire rod and wire excellent in drawability and methods of producing the same |
| 09/09/1997 | US5665181 Method and production plant for producing hot-rolled wide strip |
| 09/09/1997 | US5665179 Process for producing a coil spring |
| 09/04/1997 | WO1997032051A1 Bake hardenable vanadium containing steel |
| 09/04/1997 | WO1997032050A1 Bearing material |
| 09/04/1997 | WO1997032049A1 Cast iron and piston ring |
| 09/03/1997 | EP0699258B1 Sheet metal covering strips |
| 09/03/1997 | CN1158641A Method of continuous annealing of cold rolled steel plate and equipment thereof |
| 09/03/1997 | CN1158362A Multicomponent alloyed cast and forged wearing, corrosion resistant and high toughness grinding balls and its prodn. method |
| 09/03/1997 | CN1035779C Shape steel material having high strength, high toughness and excellent fire resistance and process for producing rolled shape steel of said material |
| 09/02/1997 | US5664041 Coating system for glass adhesion retention |
| 09/02/1997 | US5662747 Bainite wire rod and wire for drawing and methods of producing the same |
| 08/27/1997 | EP0791081A2 Bake hardenable vanadium containing steel |
| 08/27/1997 | CN1157768A Fabrication method of welded steel pipe using dual-phase stainles steel |
| 08/26/1997 | US5660650 Method and apparatus for correcting the hardening deformation of annular elements |
| 08/26/1997 | US5660647 Rolling element is made of alloy steel containing carbon, vanadium, chromium, manganese, silicon, molybdenum and iron |
| 08/21/1997 | WO1997030319A1 Pusher furnace drop-out conveyor |
| 08/21/1997 | WO1997029879A1 Cutting die and method of forming |
| 08/21/1997 | WO1997029878A1 Cutting die and method of making |
| 08/21/1997 | WO1997020955A3 Skid mounted precision heat treat system |
| 08/21/1997 | CA2245866A1 Cutting die and method of making |
| 08/20/1997 | EP0790320A1 Bell type furnace |
| 08/20/1997 | CN1157329A Hood-type annealing furnace |
| 08/19/1997 | US5659876 Method of producing washer having boss |
| 08/19/1997 | US5658527 Temperature detector gives signal in case of rapid temperature increase |
| 08/19/1997 | US5658400 Rails of pearlitic steel with high wear resistance and toughness and their manufacturing methods |
| 08/19/1997 | US5658399 Bainite wire rod and wire for drawing and methods of producing the same |
| 08/19/1997 | US5658082 Carbon steel race member with case-hardened layer obtained by carbonitriding |
| 08/19/1997 | CA2120249C Induction heating device for metal strip |
| 08/19/1997 | CA2072211C Heat treatment apparatus and methods of repair of turbine blades |
| 08/14/1997 | DE19604941A1 Stepping conveyor used in continuous annealing furnace |
| 08/13/1997 | EP0788993A1 Roll for take-up equipment for hot rolling mill |
| 08/13/1997 | EP0788850A1 Steel pipe manufacturing method and apparatus and steel pipe manufactured thereby |
| 08/12/1997 | US5656106 Apparatus and method for net shape finishing of gears |
| 08/12/1997 | US5656102 Controlling vanadium/carbon ratio; cold rolling; hot rolling |
| 08/09/1997 | CA2169125A1 Hood-type annealing furnace |
| 08/07/1997 | WO1997027952A1 Process and device for reverse rolling metal strips |
| 08/06/1997 | EP0787808A1 Method and device for in-line-pickling of hot rolled strip in sequence with thin slab production |
| 08/06/1997 | CN2258876Y Medium frequency induction continuous heating furnace for step shafts |
| 08/06/1997 | CN1156185A Zinc plated steel plate with good anti-grainy defect and zinc plated steel plate and its producing method |
| 08/06/1997 | CN1156065A Process for continuous production of rolled stainless steel sheet strip and continuous production line for carrying out process |
| 08/05/1997 | US5653937 Method for heat treating an impact beam of automotive vehicle door and a system of the same |
| 07/31/1997 | WO1997027341A1 Process for continuously casting sheet metal and apparatus for continuously producing sheet metal |
| 07/31/1997 | WO1997027340A1 Process for improving the tape tension on the surface of a chrome-steel tape drive spindle |
| 07/30/1997 | EP0785837A1 Interactive laser welding at elevated temperatures of superalloy articles |
| 07/30/1997 | CN1155585A Seal assembly for heat treatment furnaces using atmospheric gas containing hydrogen gas |
| 07/30/1997 | CN1035519C Continuous annealer |
| 07/29/1997 | US5651938 High strength steel composition having enhanced low temperature toughness |
| 07/24/1997 | WO1997026385A1 Drawing stock for reinforcing plastic or rubber articles |
| 07/24/1997 | WO1997026379A1 Ready-to-use metal wire and method for producing same |
| 07/24/1997 | WO1997026378A1 HOT ROLLED Cr-Ni STAINLESS STEEL PLATE OF LOW ANISOTROPY AND PROCESS FOR PRODUCING THE SAME |
| 07/24/1997 | DE19634402C1 Producing cam |
| 07/24/1997 | DE19611929C1 Heavy duty steel-backed bearing |
| 07/24/1997 | CA2243324A1 Ready-to-use metal wire and method for producing same |
| 07/24/1997 | CA2215609A1 Low anisotropic cr-ni-based hot rolled stainless steel sheet and process for its production |
| 07/23/1997 | EP0785402A1 Heat treatment installation for metallic article loads |
| 07/23/1997 | EP0785287A2 Gas furnace for continuous heating of metal bars |
| 07/23/1997 | EP0785285A1 Method for producing high tensile strength stainless steel |
| 07/23/1997 | EP0785283A1 Method of making ultra low-carbon steel |
| 07/23/1997 | EP0785039A2 Solidification of an article extension from a melt using a ceramic mold |
| 07/23/1997 | CN1155013A Heat treatment method for vanadium-contained alloy steel rail |
| 07/22/1997 | US5650026 Heat treating apparatus and method |
| 07/22/1997 | US5649355 Welding electrode with flat blade and related method of manufacture |
| 07/20/1997 | CA2195369A1 Method of making ultra low-carbon steel |
| 07/17/1997 | CA2195163A1 Process for producing dual phase ferritic stainless steel strip |
| 07/16/1997 | EP0784098A1 Heat treatment apparatus for the solution annealing of aluminium alloy components for the aerospace industry |
| 07/16/1997 | CN1154413A Process for heat treatment of steel rail |
| 07/15/1997 | US5648043 Baffling system for uniformily cooling billet loads |
| 07/15/1997 | US5647918 Bainite wire rod and wire for drawing and methods of producing the same |
| 07/10/1997 | WO1997024468A1 Primary cooling method in continuously annealing steel strip |
| 07/10/1997 | WO1997024467A1 Methods for annealing and pickling high manganic cold rolled steel sheet |
| 07/10/1997 | WO1997024465A1 Continuously annealed soft temper blackplates for drawn and ironed cans and deep drawn vessels, and manufacturing method therefor |
| 07/09/1997 | CN1153685A Producing equipment for ferrite zone hot rolling strip and producing process for ferrite strip |
| 07/08/1997 | US5645656 Method of manufacturing a steel having good formability and good resistance to indentation |
| 07/08/1997 | US5645655 Process to anneal steel strips in an annealing furnace without generating carbon black |
| 07/08/1997 | US5645653 Rails |
| 07/08/1997 | US5645418 Pusher furnace drop-out conveyor |
| 07/02/1997 | EP0781855A1 Heat treatment apparatus |
| 07/02/1997 | EP0583445B1 Work hardened stainless steel for springs |
| 07/02/1997 | CN1153537A Equipment for continuously manufacturing metal coils and metal coil manufacturing method |
| 07/01/1997 | US5643697 Metal foils with preforations treated with heat |
| 06/26/1997 | WO1997022724A1 Process and apparatus to enhance the paintbake response and aging stability of aluminum sheet materials and product therefrom |
| 06/26/1997 | DE19547690A1 Heat treatment of a plastically deformable workpiece |
| 06/26/1997 | CA2240441A1 Process and apparatus to enhance the paintbake response and aging stability of aluminum sheet materials and product therefrom |
| 06/25/1997 | EP0780482A1 Cold-rolled steel sheet, highly suitable for welding and brazing |