| Patents for C21D 7 - Modifying the physical properties of iron or steel by deformation (3,811) |
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| 08/24/2000 | WO2000048760A1 Method and apparatus for densifying powder metal preforms |
| 08/23/2000 | EP1029720A2 Manufacturing method for hollow stabilizer |
| 08/17/2000 | WO2000047354A1 Method of manufacturing metallic products such as sheet by cold working and flash annealing |
| 08/09/2000 | EP1026275A1 High-strength, high-toughness rolled shape steel and production method thereof |
| 08/09/2000 | EP1024911A1 Method for pneumatic isostatic processing of a workpiece |
| 08/08/2000 | CA2193847C Cold formed high-strength steel structural members |
| 08/03/2000 | WO2000026427A8 Steel, use of the steel, product made of the steel and method of producing the steel |
| 08/01/2000 | CA2129007C High strength steel sway bars and method of making |
| 07/27/2000 | WO2000043556A1 Method for treating a brittle thin metal strip and magnetic parts made from a nanocrystalline alloy strip |
| 07/27/2000 | CA2358907A1 Method for treating a brittle thin metal strip and magnetic parts made from a nanocrystalline alloy strip |
| 07/26/2000 | EP1021572A1 Hot rolling high-strength steel structural members |
| 07/20/2000 | WO2000042227A1 Surface refining and cleaning method for metal parts or the like and device therefor |
| 06/28/2000 | EP1013779A2 Method of treating and smoothing sliding surface |
| 06/28/2000 | EP1013357A1 Full enclosed die forging method, full enclosed die forging apparatus, and product of forging |
| 06/28/2000 | CN1257975A Hydraulic cylinder body and process and equipment for prestress treatment of same |
| 06/14/2000 | EP1008666A1 Martensitic stainless steel products |
| 06/14/2000 | EP1007242A4 Method of manufacturing a component |
| 06/14/2000 | EP1007242A1 Method of manufacturing a component |
| 06/07/2000 | EP0700451B1 Process for manufacturing high manganese hot rolled steel sheet without any crack |
| 06/07/2000 | EP0674720B1 Cold formed high strength steel parts |
| 06/07/2000 | CN2381647Y High pressure treating device for jack cylinder |
| 06/02/2000 | WO2000031309A1 Method of recycling swarf into shot blasting material |
| 05/30/2000 | US6067701 Method for forming a work hardened modular component connector |
| 05/17/2000 | EP1001043A1 Martensitic stainless steel parts and method for producing the same |
| 05/17/2000 | EP1000275A1 One-piece flywheel having outer ring gear portion, and process of manufacturing the same |
| 05/17/2000 | EP0769073B1 Cold formed high-strength steel structural members |
| 05/17/2000 | CN1253055A Processing system for improving gear quality and rotating drum polishing equipment used in said system |
| 05/16/2000 | CA2135255C Cold deformable, high strength, hot rolled bar and method for producing same |
| 05/11/2000 | WO2000026427A1 Steel, use of the steel, product made of the steel and method of producing the steel |
| 05/10/2000 | EP0785876B1 Stainless steel wire for reinforcing the upper part of tire casings |
| 05/02/2000 | US6057003 Laser shock processing, |
| 04/26/2000 | EP0995530A2 Processing system for increasing the quality of a gear and a barreling apparatus usable in the same |
| 04/13/2000 | WO2000020170A1 Burnishing method and apparatus for providing a layer of compressive residual stress in the surface of a workpiece |
| 04/06/2000 | WO2000018973A1 Method for processing billets out of metals and alloys and the article |
| 04/05/2000 | EP0990708A1 Process for producing coil springs |
| 03/22/2000 | EP0987340A1 High strength phosphorus-containing steel and method for producing the same |
| 03/21/2000 | US6038900 Method for a surface treatment of metallic product |
| 03/21/2000 | CA2188602C Laser peening process and apparatus |
| 03/16/2000 | WO1999057328A3 Heat treatment and forge for very high carbon martensitic stainless steels for the production of infibered structures |
| 03/15/2000 | EP0985384A1 Method for improving strenght of prosthetic component |
| 03/10/2000 | CA2282035A1 Method for improving strength of prosthetic component |
| 02/22/2000 | US6027587 Treating an austenite phase steel havign a mean grain size greater than 50 microns before any transformation has commenced to induce a rapid complete transformation to an ultrafine microstructure in one or more zones |
| 02/22/2000 | US6027577 Applying nitriding treatment to a coiled valve spring made of an oil-tempered wire; first shot-blasting cut wires while the coiled valve spring is rotated in a roller-type shot machine and second for longer time in a tumbling shot machine |
| 02/10/2000 | WO2000006789A1 High-strength, high-toughness rolled shape steel and production method thereof |
| 02/08/2000 | US6022427 Thermomechanically hardened by shot peening the unstressed springs followed by thermally destressing them, and shot peening them again. |
| 02/02/2000 | EP0976469A2 Process for linear stretching |
| 02/01/2000 | US6019938 High ductility very clean non-micro banded die casting steel |
| 02/01/2000 | US6018854 Method of making surface-hardened metal shot |
| 01/25/2000 | US6017641 Coil spring comprising oil-tempered steel wire with internal hardness of more than hv 550 and which has been decarburized during heating prior to quenching; automobile internal combustion engine valve springs |
| 01/25/2000 | CA2194067C Warm forming high-strength steel structural members |
| 01/13/2000 | WO1999047303A8 Method and apparatus for producing beneficial stresses around apertures by the use of focused stress waves |
| 01/11/2000 | US6012316 Process for increasing the lifespan of dental components |
| 01/05/2000 | CN1048040C Mono-orientational electro-magnetic steel plate with low iron loss and making method thereof |
| 01/04/2000 | US6009980 Ductile iron vehicle hub and method for producing same |
| 12/21/1999 | US6005219 Ripstop laser shock peening |
| 12/08/1999 | EP0962539A1 Method for a surface treatment of metallic product |
| 12/01/1999 | EP0960950A1 Method and apparatus for ultrahigh pressure water jet peening |
| 12/01/1999 | CN1046881C Process for hard-rolling component |
| 11/30/1999 | CA2093905C High-strength steel parts and method of making |
| 11/24/1999 | EP0958387A1 Semi-solid forming |
| 11/24/1999 | EP0958077A1 Powder metallurgical body with compacted surface |
| 11/18/1999 | WO1999047303A9 Method and apparatus for producing beneficial stresses around apertures by the use of focused stress waves |
| 11/16/1999 | CA2184624C Deep rolling split-pin fillets of crankshafts |
| 11/11/1999 | WO1999057328A2 Heat treatment and forge for very high carbon martensitic stainless steels for the production of infibered structures |
| 11/10/1999 | EP0955388A1 Die casting steel and method for manufacture |
| 11/03/1999 | CN1233665A Super fine organization steel and method for mfg. same |
| 10/28/1999 | WO1999054513A1 Method and apparatus for straightening turbine casings |
| 10/20/1999 | EP0950723A1 High bearing-strength steel parts and processes for the production thereof |
| 10/14/1999 | DE19815572A1 Shot blasting process for surface structure forming |
| 10/13/1999 | EP0949436A2 Piston ring for combustion engine |
| 10/13/1999 | EP0949340A1 Steel having excellent outer surface scc resistance for pipeline |
| 10/07/1999 | DE19814299A1 Verfahren zum Bearbeiten eines Werkstücks aus Metall A method of machining a workpiece made of metal |
| 10/06/1999 | EP0947589A1 Process for treating a metallic workpiece |
| 10/06/1999 | EP0946343A1 Method for increasing boundary layer solidity on surfaces of workpieces manufactured from hard brittle materials |
| 10/05/1999 | US5960825 For a compression chamber |
| 09/30/1999 | WO1999049096A1 Apparatus of surface treating metal parts |
| 09/23/1999 | WO1999047303A1 Method and apparatus for producing beneficial stresses around apertures by the use of focused stress waves |
| 09/23/1999 | CA2323779A1 Method and apparatus for producing beneficial stresses around apertures by the use of focused stress waves |
| 09/16/1999 | DE19908407A1 High strength valve spring, especially for an automobile engine |
| 09/14/1999 | US5950469 Method and equipment for surface-hardening treatment of steel balls for a ball bearing |
| 09/14/1999 | US5950310 Wear resistance |
| 09/09/1999 | DE19909324A1 Steel with high toughness used as a constructional steel e.g. for rods, profiles and thin and thick plates |
| 09/09/1999 | DE19815484C1 Piston ring for internal combustion engines |
| 09/08/1999 | CN1227877A Laser shock peening using low energy laser |
| 08/31/1999 | US5944921 Martensitic stainless steel having high mechanical strength and corrosion resistance and relative manufactured articles |
| 08/19/1999 | DE19852734A1 Spring especially a vehicle or machine spring with high corrosion fatigue resistance |
| 08/05/1999 | DE19828074C1 Shotblasting installation for helical compression springs |
| 08/04/1999 | EP0933438A1 Laser shock peening using low energy laser |
| 08/03/1999 | US5932120 Laser shock peening using low energy laser |
| 07/07/1999 | CN1222105A Powder metallurgical body with compacted surface |
| 07/07/1999 | CN1221802A Method of making Cr alloy workpieces and its use |
| 07/06/1999 | US5919415 Steel and process for the manufacture of a steel component formed by cold plastic deformation |
| 06/30/1999 | CN1220934A Rip-top laser shock peening method |
| 06/29/1999 | US5916383 Method of shot peening a hardened metal product with shot having high hardness |
| 06/23/1999 | EP0924306A2 Metallic article and a method of laser shock peening a metallic article |
| 06/23/1999 | EP0924024A2 Method for forming a work hardened modular component connector |
| 06/16/1999 | EP0922532A1 Balanced electromagnetic peening |
| 06/15/1999 | US5911780 Gear shot peening method |
| 06/10/1999 | WO1999028070A1 Point contact densification of sintered metal powder |
| 06/01/1999 | US5907967 Wire rod cooling |