| Patents for B21C 23 - Extruding metal; Impact extrusion (6,435) |
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| 12/01/1992 | US5167138 Conform extrusion process and apparatus |
| 11/12/1992 | WO1992019435A1 Paste extruder |
| 11/03/1992 | US5160794 Alloying niobium, titanium, zirconium and/or vanadium at layer interface, drawing into wire |
| 11/03/1992 | US5160550 Ternary alloy of niobium, tantalum, titanium, zirconium, hafnium or vanadium at interface of sheet layers, wire |
| 10/27/1992 | US5158620 Multilayer of transition metals; partial alloying |
| 10/27/1992 | US5157955 Continuous extrusion apparatus |
| 10/14/1992 | EP0508858A1 Improvements on an extrusion process of zinc-based alloys |
| 10/14/1992 | EP0508434A1 Method of making extruded profiles |
| 10/13/1992 | US5154780 Metal working which improves formability; aluminum alloy |
| 10/07/1992 | CN2117955U Rotating continuous extruding machine |
| 10/06/1992 | US5152163 Continuous extrusion apparatus |
| 09/30/1992 | EP0505368A1 Process for making electrodes for sparking plugs and sparking plug electrodes. |
| 09/29/1992 | US5151136 Low aspect ratio lithium-containing aluminum extrusions |
| 09/08/1992 | CA1307236C Indirect extrusion press with ram-mounted turret supporting tool |
| 08/26/1992 | CN1017973B Friction-extruding method and extruding machine |
| 08/25/1992 | US5141566 Process for manufacturing corrosion-resistant seamless titanium alloy tubes and pipes |
| 08/12/1992 | CN1063430A Method for manufacture of integrated bicycle hub |
| 07/28/1992 | US5133492 Method and apparatus for separating thin-walled, multiport micro-extrusions |
| 07/28/1992 | US5133126 Flame spraying extruded aluminum tube, corrosion resistance |
| 07/23/1992 | WO1992012269A1 Low aspect ratio lithium-containing aluminum extrusions |
| 07/23/1992 | WO1992011958A1 Method and apparatus for cold extruding universal seal crosspieces |
| 07/23/1992 | WO1992011955A1 Installation for forming long profiles |
| 07/22/1992 | CN2110528U Horizontal friction extruder |
| 07/15/1992 | EP0494755A1 Co-axial cable |
| 07/12/1992 | CA2059183A1 Method and apparatus for cold extruding universal seal crosspieces |
| 07/07/1992 | US5127253 Method and apparatus for manufacturing a cold-forged shaft |
| 07/01/1992 | EP0492191A1 Brake cylinder and method for making same |
| 06/24/1992 | EP0491574A1 Method and apparatus for separating thin-walled, multiport micro-extrusions |
| 06/10/1992 | EP0489106A1 Metal extrusion. |
| 06/09/1992 | US5119663 Method and apparatus for cold extruding universal seal crosspieces |
| 06/03/1992 | EP0488573A2 Method of forming superconductive articles |
| 05/26/1992 | US5116659 Twisted and longitudinal prepared by powder metallurgy; smooth surface |
| 05/20/1992 | EP0486436A1 Extruding press and method for its feeding |
| 04/29/1992 | CN1060615A Multichannel pipe connection plastics forming technology and mould |
| 04/28/1992 | US5108685 Method and apparatus for forming an article with multi-cellular densities and/or geometries |
| 04/21/1992 | US5105644 Light weight drive shaft |
| 04/07/1992 | US5101894 Perforated plate heat exchanger and method of fabrication |
| 03/24/1992 | US5097693 Continuous extrusion apparatus |
| 03/11/1992 | EP0473797A1 Device for hydro-mechanical forming of articles |
| 03/04/1992 | CN1059108A Surface extruding mould and extruding technology for metallic thin pipe |
| 02/27/1992 | DE4026921A1 Tubular metal workpieces prodn. - involves circular blanks stamped out of rolled strip of continuously cast material |
| 02/26/1992 | CN1015604B Process for manufacturing tubular semifinished copper alloy part |
| 02/26/1992 | CN1015603B Process for stell collar blank |
| 02/20/1992 | WO1992002655A1 Ductile ultra-high strength aluminium alloy components |
| 02/06/1992 | DE4024075A1 Direct metal extrusion press conversion - moves container to main or drive piston and extrusion die is replaced by closure piece |
| 01/30/1992 | DE4023737A1 Continuously producing seamless tubing - by deforming concasting rod in die fitted with magnetically suspended mandrel |
| 01/22/1992 | CN1057976A Method for making mixing rare-earth metal thread bar |
| 01/22/1992 | CN1057975A Cold extruder for screw thread |
| 01/16/1992 | DE4021383A1 Extruded hard metal or ceramic rods |
| 01/15/1992 | EP0465946A1 Hard metal or ceramic bar, method and extrusion-die for its production |
| 01/15/1992 | EP0465747A2 Light weight drive shaft |
| 01/09/1992 | WO1992000396A1 Metallurgical products improved by deformation processing |
| 01/09/1992 | WO1992000156A1 Method and device for continuous casting and extrusion |
| 01/08/1992 | EP0465427A1 Body structure for railway vehicles |
| 01/07/1992 | US5078806 Structural Use In Aerospace And Automotive Industries |
| 12/17/1991 | US5073207 Process for obtaining magnesium alloys by spray deposition |
| 12/12/1991 | WO1991018689A1 Method of manufacturing tubes |
| 12/11/1991 | EP0460901A2 Surfacing a convex substrate |
| 12/11/1991 | EP0460900A2 Forming composite materials |
| 12/11/1991 | CN1056830A Method for cold extruding seamless 3-way tube |
| 12/10/1991 | US5070743 Tubular drive shaft |
| 12/07/1991 | CA2043739A1 Forming composite materials |
| 12/04/1991 | EP0459909A1 Process for manufacturing corrosion-resistant seamless titanium alloy tubes and pipes |
| 12/03/1991 | US5069866 Method for manufacturing a compound pipe |
| 12/03/1991 | US5069080 Transmitting forces from a pinion meas in an automotive-type |
| 11/27/1991 | EP0458774A1 Hard metal, or ceramics, blank and method and tool for manufacture of same |
| 11/21/1991 | EP0456862A1 Method and apparatus for the extrusion of comb-shaped parts for roller bearing cages |
| 11/20/1991 | CN1056269A Hydraulic shaping machine |
| 11/19/1991 | US5065605 Method of forming shaped configuration at end of long element |
| 11/14/1991 | WO1991017002A1 Extrusion machinery |
| 11/13/1991 | CN1014685B Mechanical tool for continuously pushing sharp bends |
| 11/13/1991 | CN1014684B Technology for thermoset extrusion of a bicycle fly wheel |
| 11/06/1991 | EP0454911A1 A preparation process for coextrusion billets with multiple metallic cylindrical layers |
| 11/05/1991 | US5062285 Horizontal metal extrusion press |
| 10/31/1991 | WO1991004117A3 Billet pre-piercer apparatus and method |
| 10/29/1991 | US5061829 Composite conductor rail of aluminum and steel, in particular high-performance railway conductor rail |
| 10/29/1991 | US5061163 Die assembly |
| 10/22/1991 | US5058266 Method of making internally finned hollow heat exchanger |
| 10/16/1991 | EP0451967A2 Method of explosively bonding composite metal structures |
| 10/16/1991 | CN1055309A Formation technology of medium-sized and small-sized t-shaped pipe and its shaping die |
| 10/15/1991 | US5056209 Process for manufacturing clad metal tubing |
| 10/12/1991 | CA2039195A1 Method of explosively bonding composite metal structures |
| 10/10/1991 | DE4010747A1 Extrusion press with die - has holder centring plate and centring frame on interchangeable baseplate |
| 10/09/1991 | CN1055132A Machining method and apparatus of dies for precise forge of bevel gears |
| 10/08/1991 | US5054303 Method of extrusion, and extrusion press |
| 10/08/1991 | US5054184 Process and apparatus for hot shaping of metals or metal alloys |
| 10/03/1991 | WO1991014523A1 Device for hydro-mechanical forming of articles |
| 10/03/1991 | WO1991014519A1 Extrusion mandrel |
| 10/02/1991 | CN1054917A Method for shaping aluminium alloy car door and window frame |
| 10/01/1991 | US5052470 Process for continuous production of an extruded section |
| 10/01/1991 | US5052210 Forging die design and method for making a forging die |
| 09/11/1991 | EP0445470A2 Elongated,lightweight rack and method for making same |
| 09/05/1991 | WO1991013181A1 Method for superplastic forming of rapidly solidified magnesium base metal alloys |
| 08/27/1991 | US5042283 Aluminum tube manufacturing device |
| 08/21/1991 | EP0441926A1 Process and device for making solder rods with a copper content |
| 07/17/1991 | CN1053024A Metal tube cold forming method using alkane filler |
| 07/10/1991 | CN1052805A Extruding device for finishing gear blank with clutch teeth on end face |
| 07/10/1991 | CN1052804A Friction-extruding method and extruding machine |
| 07/03/1991 | EP0434838A1 Die for hot extrusion |
| 06/27/1991 | WO1991009438A1 Process for making electrodes for sparking plugs and sparking plug electrodes |