| Patents for B21C 37 - Manufacture of metal sheets, rods, wire, tubes, profilesor like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape (9,784) |
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| 03/27/1986 | WO1986001752A1 Method for providing a tubular node in a frame work truss structure such as offshore platforms for oil drilling and production |
| 03/25/1986 | US4577386 Method for manufacturing a sleeve, in particular for a container for storing a cryogenic fluid |
| 03/25/1986 | US4577381 Boiling heat transfer pipes |
| 03/18/1986 | US4576031 Quick disconnect arbor and die head for tube stock sizing apparatus |
| 03/12/1986 | EP0173862A2 Apparatus for making grooves in work-pieces, preferably in cylindrical work pieces |
| 03/12/1986 | EP0173693A1 Method of and means for forming and sealing helically wound tubes |
| 03/10/1986 | CN85103995A Method and apparaturs for manufacturing corrugated metal tube |
| 03/04/1986 | US4573629 Method of production of cladding tube for nuclear fuel element |
| 02/25/1986 | US4571980 Duct-shaping machine and method |
| 02/11/1986 | US4569386 Method of manufacturing a cylindrical billet |
| 02/04/1986 | US4568812 Device for electric longitudinal-seam mash resistance welding |
| 02/04/1986 | US4568015 Method of forming electric welded steel tube |
| 02/04/1986 | US4567742 Ribbed spiral pipe producing machine |
| 01/28/1986 | US4566623 Method of producing a metal tube and flange assembly |
| 01/28/1986 | US4566301 Method and means of manufacturing spirally fluted tubes |
| 01/28/1986 | US4566300 Method for the manufacture of a conical tubular member |
| 01/21/1986 | US4565244 Tubular articles of manufacture and method of making same |
| 01/15/1986 | EP0168365A1 Muffler apparatus |
| 01/08/1986 | EP0167480A2 Heat exchanger tube, especially a heat pipe, and method for its manufacture |
| 01/08/1986 | EP0167418A1 Double-walled heat-transfer tube and manufacturing method for this tube |
| 01/07/1986 | US4562950 Method of forming tapered tubes |
| 01/07/1986 | US4562630 Method for the manufacture of heat exchanger elements |
| 12/27/1985 | EP0165583A2 Heat transfer tube for single phase flow |
| 12/17/1985 | US4558721 Double walled tubing |
| 12/17/1985 | US4558579 Apparatus for hydroplastic processing of tubular products |
| 12/11/1985 | EP0164233A2 Mill for roll forming a fluted tube |
| 12/10/1985 | US4557559 Process for die forming a tubular member at a reduced drawing force |
| 12/04/1985 | EP0163520A2 Method and apparatus for manufacturing plain bearings |
| 12/04/1985 | EP0163056A2 Method of manufacturing bent, double-walled tube sections for waste gas arrangements of motor vehicles and tool for carrying out the method |
| 12/03/1985 | US4556101 Geothermal heat transfer apparatus |
| 11/27/1985 | EP0162828A2 Heat exchanger |
| 11/27/1985 | EP0162827A2 Tube for heat exchanger |
| 11/27/1985 | EP0162410A2 Method of producing multiple-wall, composite tubular structures |
| 11/26/1985 | US4554970 Heat exchangers and method of making same |
| 11/26/1985 | US4554816 Method for the manufacture of a pipe bend |
| 11/19/1985 | US4553422 Tap duct crimping tool |
| 11/12/1985 | US4552599 Copper of aluminum, plastics |
| 11/12/1985 | CA1196469A1 Method of forming a thin unbacked metal foil |
| 11/05/1985 | CA1196231A1 Adjustment of edge bending of strip for helical seam pipes |
| 11/05/1985 | CA1196217A1 Flow drilling process and tool therefor |
| 10/30/1985 | EP0159426A1 Method and apparatus for cold drawing seamless metal tubes having upset portions at both ends |
| 10/29/1985 | US4549606 Heat transfer pipe |
| 10/29/1985 | US4549420 Method for manufacturing wire |
| 10/23/1985 | EP0158979A1 Continuous weld tube mill |
| 10/23/1985 | EP0158692A1 Method and device for machining the longitudinal weld seam of a moving pipe |
| 10/16/1985 | EP0157894A1 Method and apparatus for increasing thickness of tubular member |
| 10/15/1985 | US4546819 Double wall heat exchanger |
| 10/15/1985 | CA1195058A1 Bimetallic composite coin blank for coins, medals and the like |
| 10/08/1985 | US4545427 Re-entrant groove heat pipe |
| 10/08/1985 | US4545231 Method of manufacturing a weld neck flange |
| 10/02/1985 | EP0156711A1 Welded double-walled tube and method for its manufacture |
| 10/02/1985 | EP0156405A1 Roll forming procedure with slitting of angle bars and T-beams |
| 09/26/1985 | WO1985004242A1 Hairpin configured tubes and method of manufacture |
| 09/25/1985 | EP0155579A2 Method for forming the inner surface of tubular-shaped body without removing material and an apparatus for performing said method |
| 09/24/1985 | US4542568 Apparatus for forming spine fin heat exchanger tubes |
| 09/18/1985 | EP0154931A2 Method for making a composite tube |
| 09/17/1985 | US4541656 Cast metal outlet fitting |
| 09/17/1985 | US4541261 Method of producing heat pipe |
| 09/11/1985 | EP0153970A1 Method and apparatus for making a tube with internal helical ribs |
| 09/04/1985 | EP0153323A1 Pipe deforming method and apparatus |
| 09/03/1985 | US4538442 Method of prestressing a tubular apparatus |
| 09/03/1985 | US4538337 Method of mechanically prestressing a tubular apparatus |
| 09/02/1985 | EP0122260A4 High pressure bellows capsule and method of making same. |
| 08/29/1985 | WO1985003755A1 Method of and means for forming and sealing helically wound tubes |
| 08/13/1985 | US4534199 Method and apparatus for produced stepped tubes |
| 08/07/1985 | EP0150906A2 Helical dowel |
| 08/07/1985 | EP0150518A1 Flowdrill, particularly adapted to be used in a hand drilling machine |
| 07/30/1985 | US4531666 Method of making tubes |
| 07/23/1985 | US4530225 Bending skelp or strip into split tubes or pipes |
| 07/23/1985 | CA1190871A1 Strip-wound hose and the manufacture thereof |
| 07/18/1985 | WO1985003114A1 Method for making a failure-resistant damper |
| 07/17/1985 | EP0148514A2 Method and apparatus for cold drawing and imparting curvature to metal tubes |
| 07/16/1985 | US4528836 Process for changing the cross-section of a band of malleable material such as copper |
| 07/16/1985 | CA1190542A1 Heat exchangers and method of making same |
| 07/10/1985 | EP0148061A1 Apparatus for the continuous manufacture of a tubular structure of helically wound interlocking strip material |
| 07/09/1985 | US4527411 Process for producing walking bar members for continuous casting |
| 07/02/1985 | CA1189777A1 Method of producing multiple-wall, composite tubular structures |
| 06/26/1985 | EP0145831A1 A process for the construction of a composite tube comprising a metal tube, in particular a copper tube, and a cladding of deformable foam material |
| 06/19/1985 | EP0144460A1 Method of manufacturing a heat exchanger pipe |
| 06/18/1985 | US4523444 Methods of and apparatus for controlling the gap between a mandrel and die during extrusion |
| 06/11/1985 | CA1188606A1 Process for continuously producing a polymeric laminate tape having a plurality of metal wires embedded therewithin |
| 05/29/1985 | EP0142498A1 Diagonal cutter for cutting-off a metal-sheet band intended for a spiral-seamed pipe |
| 05/28/1985 | US4519230 Apparatus for sizing of tubes |
| 05/28/1985 | US4519121 Method of and apparatus for mounting plate fins of hairpin pipes |
| 05/22/1985 | EP0141897A2 Method of making multi-layered tubes with helically arranged seams, and apparatus for carrying out the method |
| 05/14/1985 | US4517434 Method and apparatus for manufacturing a tube bend metal |
| 05/07/1985 | US4514900 Apparatus to manufacture heat exchanger finned tube |
| 04/30/1985 | US4513601 Method for locally deforming a round tube into a tube comprising planar surfaces and a forming punch for carrying out said method |
| 04/30/1985 | US4513596 Apparatus and method for forming seamed tube |
| 04/23/1985 | US4512069 Method of manufacturing hollow flow profiles |
| 04/23/1985 | CA1185773A1 Shell layer wrapping machine and method of positioning vessel sections of a multi-layer vessel |
| 04/17/1985 | EP0137583A1 Improvements in or relating to joint assemblies |
| 04/10/1985 | EP0136320A1 Connection threading |
| 04/09/1985 | US4509560 Locking detent for corrugated tube |
| 04/09/1985 | US4509447 Helical seamed structural vessel and method of forming same |
| 04/02/1985 | US4508255 Apparatus for manufacturing wheel rim blanks |
| 03/19/1985 | US4506135 Method and apparatus for manufacturing heat exchanger tubes |
| 03/19/1985 | US4505417 Mill for manufacturing bodies of multilayer high-pressure vessels |
| 03/19/1985 | CA1184302A1 Process and apparatus for monitoring length and diameter of helical corrugated pipe |
| 03/12/1985 | US4503693 Apparatus for making a hole and a hole-surrounding collar in the side of a pipe |