| Patents for B21D 47 - Making rigid structural elements or units, e.g. honeycomb structures (1,767) |
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| 04/11/1989 | US4820355 Controlling grain size in sheets, stacking, roll bonding, heat treatment, superplastic forming |
| 03/15/1989 | EP0307256A2 Method for producing models |
| 03/01/1989 | EP0305088A2 A core for a strip structure |
| 02/09/1989 | WO1989000897A1 Composite panel and processes for making such a panel and a core included in the panel |
| 11/29/1988 | CA1245426A1 Apparatus for joining the elements of a thermally insulated composite profile |
| 11/08/1988 | US4782570 Fabrication and assembly of metal catalytic converter catalyst substrate |
| 09/21/1988 | EP0283308A1 Composite jointed bodies |
| 09/14/1988 | CN87100097A Technique of cold-die of truck beam |
| 09/13/1988 | US4770018 Method for producing cold roll-formed structures |
| 09/07/1988 | CN88100264A Method for manufacturing light shaped metal |
| 08/03/1988 | CN88100265A Method for manufacturing light metal profiles |
| 07/28/1988 | WO1988005351A1 Method of producing lightweight metal structures |
| 07/28/1988 | WO1988005350A1 Method of producing lightweight metal structures |
| 06/28/1988 | US4753058 Elevated floor panel and method of manufacturing same |
| 06/15/1988 | CN85104335B Prestressed takeup |
| 06/08/1988 | EP0181875A4 Slotting machine. |
| 03/16/1988 | EP0260224A1 Apparatus for rolling the connecting part of a composite profile |
| 03/16/1988 | EP0259479A1 Cold roll-formed structures and method and apparatus for producing same. |
| 02/23/1988 | US4726105 Interior bonded to heat resistant shell by hot working; partially dissolved to form honeycomb |
| 12/23/1987 | EP0131603B1 Plant for manufacturing thermo-insulated compound profiles for windows, doors and fa ades |
| 12/22/1987 | US4713924 Structural beam and panel systems and methods and apparatus for making the same |
| 11/24/1987 | US4707904 Method of manufacturing a die for extruding honeycomb body |
| 11/12/1987 | DE3714898A1 Verfahren und vorrichtung zum herstellen von ausnehmungen auf der begehseite der tragstaebe eines gitterrostes A method and apparatus for producing recesses on the begehseite the tragstaebe a grating |
| 10/13/1987 | CA1227921A1 Method for forming box-section frame members |
| 10/06/1987 | US4697337 Method for manufacturing thermo-insulated compound profiles for windows, doors and facades |
| 09/24/1987 | WO1987005651A1 Cold roll-formed structures and method and apparatus for producing same |
| 09/01/1987 | US4689870 Method of making honeycomb floor panel |
| 08/19/1987 | EP0232881A2 Method for producing a metallic substrate used for automobile exhaust gas purifying device |
| 05/06/1987 | EP0112825B1 Protective beam, and method of manufacturing the same |
| 04/14/1987 | US4656721 Apparatus and methods for making rail-to-rung joints for ladders and joints for other structural elements |
| 04/01/1987 | EP0134223B1 Method for fabricating thermo insulated compound profiles for windows, doors and fa ades |
| 03/31/1987 | US4653996 Die for extruding honeycomb structural body |
| 03/19/1987 | DE3532507A1 Supporting profiles for mounting devices, supporting structures and conveyor belts |
| 03/11/1987 | EP0213217A1 Laser welding of sandwich structures |
| 03/03/1987 | US4646416 Method for manufacturing thermo-insulated compound profiles for windows, doors and facades |
| 03/03/1987 | US4646408 Device for fastening together the parts of a heat-insulated composite section |
| 02/18/1987 | CN85104335A Prestressed takeup |
| 12/30/1986 | US4632296 Forming of stiffened panels |
| 09/24/1986 | EP0195157A2 Method of forming box-section frame members |
| 09/03/1986 | EP0193254A1 Method of making a stiffened composite metal panel |
| 08/27/1986 | EP0192295A2 Structural beam and panel systems and methods for making the same |
| 07/29/1986 | US4603089 Laser welding of sandwich structures |
| 07/15/1986 | US4599843 Vehicle safety bar |
| 07/15/1986 | US4599771 Method of making a stiffened composite metal panel |
| 07/01/1986 | US4597278 Method for producing I-beam having centrally corrugated web |
| 06/03/1986 | US4592123 Device for manufacturing thermo-insulated compound profiles for windows, doors and facades |
| 05/28/1986 | EP0181875A1 Slotting machine. |
| 05/14/1986 | EP0181203A2 Forming complex hollow sectioned structural members |
| 05/13/1986 | US4588651 Accordion expansion process |
| 03/25/1986 | US4577798 Method of fabricating expanded sandwich panels having an enclosed core |
| 03/11/1986 | CA1201560A1 Deformation and shapes of sheet-like structural members |
| 02/04/1986 | US4567743 Method of forming box-section frame members |
| 12/24/1985 | CA1198322A1 Method for shaping panels by bending operation, in particular panels for planking aircraft fuselage, and apparatus for implementing such method |
| 12/11/1985 | EP0163700A1 Expanding machine |
| 11/26/1985 | CA1197062A1 Manufacture of composite inflated metal structures |
| 11/21/1985 | EP0161892A2 Forming of stiffened panels |
| 11/07/1985 | WO1985004827A1 Slotting machine |
| 10/22/1985 | US4548665 Method for manufacturing an element having a curved surface from a rigid panel of a material of the "honeycomb" type and the product obtained |
| 09/03/1985 | US4538756 Process for producing reinforced structural members |
| 09/03/1985 | CA1192729A1 Method for manufacturing a heat insulating sash bar |
| 08/13/1985 | US4534503 Stiffened panel |
| 07/23/1985 | US4530197 Thick core sandwich structures and method of fabrication thereof |
| 07/23/1985 | US4530146 Process and apparatus for assembling the strips of a grille |
| 07/02/1985 | US4526024 Apparatus for forming elongated sheet metal panels |
| 06/20/1985 | WO1985002567A1 Expanding machine |
| 06/05/1985 | EP0143555A1 A die for extruding honeycomb structural body and a method of manufacturing the same |
| 05/21/1985 | CA1187263A1 Truss structures constructed with metal web members |
| 03/20/1985 | EP0134223A1 Method for fabricating thermo insulated compound profiles for windows, doors and fa ades. |
| 03/05/1985 | CA1183311A1 Honeycomb manufacturing method and product |
| 02/05/1985 | US4497103 Method for manufacturing a heat insulation sash bar |
| 02/05/1985 | CA1181919A1 Structural panel |
| 01/23/1985 | EP0131603A1 Plant for manufacturing thermo-insulated compound profiles for windows, doors and fa ades. |
| 01/16/1985 | EP0131013A1 Grid structure |
| 01/09/1985 | EP0130583A2 Thick core sandwich structures and method of fabrication thereof |
| 12/05/1984 | EP0126913A2 Device for assembling the parts of a thermally insulated composite profile |
| 12/04/1984 | US4485606 Truss structures constructed with metal web members |
| 10/31/1984 | EP0123572A1 Method for the production of a curved surface element from a rigid panel of honey comb-type material, and the product obtained |
| 10/23/1984 | US4478662 Honeycomb structure chucking |
| 09/11/1984 | US4471013 Core strip for honeycomb core panels |
| 09/04/1984 | US4468946 Method of making lambda beams |
| 08/02/1984 | WO1984002862A1 Method for fabricating thermo insulated compound profiles for windows, doors and façades |
| 08/02/1984 | WO1984002861A1 Plant for manufacturing thermo-insulated compound profiles for windows, doors and façades |
| 07/24/1984 | US4461665 Sheet type composite material and method and apparatus for manufacturing the same |
| 07/11/1984 | EP0112825A1 Protective beam, and method of manufacturing the same. |
| 07/05/1984 | WO1984002551A1 Grid structure |
| 07/03/1984 | US4457963 Honeycomb manufacturing method and product |
| 03/28/1984 | EP0104119A1 Process and installation for assembling frame members in grids |
| 03/06/1984 | US4434930 Sintering sandwiched sheets of metal with decomposable stop-off material between |
| 02/02/1984 | WO1984000392A1 Structural beam and panel systems and methods and apparatus for making the same |
| 01/25/1984 | EP0099240A2 Panel and apparatus for making the same |
| 01/24/1984 | US4427606 Vapor-liquid contact grid |
| 01/24/1984 | CA1160949A1 Vapor-liquid contact grid apparatus and method of fabricating same |
| 10/26/1983 | EP0092049A2 Aeration grid for apparatus housings |
| 10/25/1983 | US4411381 Honeycomb manufacturing method |
| 09/27/1983 | US4406393 Method of making filamentary reinforced metallic structures |
| 08/04/1983 | WO1983002575A1 Protective beam, and method of manufacturing the same |
| 08/02/1983 | CA1150986A1 Method for producing i-beam having centrally corrugated web and rolls for producing such i-beam |
| 05/18/1983 | EP0078891A1 Method of and device for forming panels by bending, particularly for cladding the hulls of air craft |
| 04/27/1983 | EP0077613A2 Process for producing reinforced structural articles |
| 01/12/1983 | EP0069401A2 Method for making composite sheet material |