| Patents for B21D 47 - Making rigid structural elements or units, e.g. honeycomb structures (1,767) |
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| 08/05/2004 | DE10301445A1 Leichtbau-Strukturbauteil insbesondere für Flugzeuge und Verfahren zu seiner Herstellung Lightweight structural element, in particular for aircraft and process for its preparation |
| 08/04/2004 | EP1442807A1 Method for manufacturing a construction profile with closed hollow section and construction profile as such |
| 07/21/2004 | EP1439121A1 Lightweight structure for aircraft and its method of production |
| 07/01/2004 | DE10260571A1 Sheet metal chassis structure has lower shell, upper shell and interposed web whose edge sections all abut where they are then joined through one common welded seam |
| 06/24/2004 | US20040121908 core comprising a corrugated sheet and a flat sheet with a plurality of slots in a shape elongated in a direction perpendicular to a cell passage direction; prevents the occurrence of distortions and cracks |
| 06/23/2004 | CN1154542C Honeycomb body with flattened cross-sectional area |
| 06/22/2004 | US6751864 Process and apparatus for producing a metallic honeycomb body |
| 06/17/2004 | US20040112005 Quick change metal stud to hemmed track roll forming system |
| 06/16/2004 | EP1428577A1 Metal catalyst carrier |
| 05/25/2004 | US6739029 Manufacturing process for a grooved structure and structure obtained by this process |
| 05/12/2004 | CN1496440A Method for mfg. metal honeycomb body with sensor mounting hole |
| 05/12/2004 | CN1149325C Curved construction panel and flat metal plate and making method |
| 05/06/2004 | WO2004038122A1 A beam |
| 05/06/2004 | CA2503496A1 A beam |
| 05/05/2004 | CN1148261C Method and device for producing honeycomb body |
| 04/27/2004 | US6726974 Thermoplastic folded honeycomb structure and method for the production thereof |
| 04/27/2004 | US6726259 Method of making a steel crossbeam which crossbeam forms a component of a bumper for motor vehicles, and crossbeam |
| 04/22/2004 | US20040074094 Process for producing a metallic honeycomb body with a receptacle for a sensor |
| 04/15/2004 | US20040069755 Method for the production of metal profiles |
| 04/13/2004 | US6718812 Method for making a beam from a metal sheet |
| 04/08/2004 | US20040065038 Curved building panel with stress-reducing apertures |
| 04/08/2004 | US20040064927 Process for producing a one-piece, structured metal foil having a hole, metal foil and honeycomb body |
| 03/31/2004 | EP1401647A2 Method for laminating and forming a composite laminate in a single operation |
| 03/25/2004 | US20040056152 Wing structure of airplane |
| 03/24/2004 | EP1399278A2 Method for the production of metal profiles |
| 03/17/2004 | EP1397218A1 Apparatus and method for manufacturing an automotive beam |
| 03/17/2004 | CN1483103A 金属屋顶桁架 Metal roof truss |
| 03/04/2004 | WO2004018851A1 Metallic layer with regions of varying material thickness, method for production of such a metallic layer and honeycomb at least partly made from such metallic layers |
| 02/10/2004 | US6689328 Aluminum alloy foil bonded to corrugated foil and shaped into cylindrical catalyst for purification of exhaust gases |
| 01/28/2004 | EP0846030B9 Process for manufacturing a honeycombed body from at least partially stratified sheet metal layers |
| 01/28/2004 | CN1136053C Process for manufacturing a honeycombed body from at least paratially stratified sheet metal layers |
| 01/27/2004 | US6681488 Method of manufacturing a vehicle body and frame assembly |
| 01/07/2004 | CN1133802C Method and device for producing metallic honeycomb body |
| 01/06/2004 | US6672025 Curved building panel with stress-reducing apertures |
| 01/02/2004 | EP1373692A1 Method for producing a one-piece, structured metal sheet comprising a cavity, metal sheet and honeycomb body |
| 12/30/2003 | CA2198274C A process for manufacturing a vehicle roof, vehicle roof and vehicle fitted with such a roof |
| 12/24/2003 | WO2003106027A1 Non-cylindrical converter-carrier body and tool and method for the production thereof |
| 12/24/2003 | WO2002096579A3 Method for the production of metal profiles |
| 12/18/2003 | US20030230555 Method and device for producing a hollow profile |
| 12/18/2003 | DE10217622C1 To form a metal profile and especially a chamber profile, from at least one bar and two straps, a slide is fitted with press rollers against the inner strap surfaces and outer counter rollers, to give an adjustable strap gap |
| 12/17/2003 | EP1371430A2 Method and apparatus for the manufacturing of a hollow profile |
| 12/14/2003 | CA2429933A1 Method and device for producing a hollow profile |
| 12/10/2003 | EP1368559A1 Method of producing a metal honeycomb body with a receiver for a sensor |
| 12/04/2003 | DE10235767C1 Honeycomb structure, for IC motor exhaust system, has corrugated sheets with zones of different sheet thickness, with overlapping transit to give constant corrugation peaks and valleys without weakness |
| 12/02/2003 | US6656603 Multisheet sandwich structures with throughholes |
| 11/20/2003 | WO2003095091A1 Metal carrier for exhaust emission control |
| 10/30/2003 | DE10226517C1 Hollow profile manufacturing method has metal band welded across open side of open profile formed from metal band of varying width |
| 10/23/2003 | WO2001053015A9 Apparatus and method for manufacture of multilayer metal products |
| 10/02/2003 | WO2003080245A1 Honeycomb structural body, method of manufacturing the structural body, and catalyst body using the structural body |
| 10/01/2003 | EP1347848A1 Metal sandwich structure |
| 09/24/2003 | EP1346126A1 Method for production of composite profiles |
| 09/17/2003 | EP1011891B1 Roll-formed metal profile of thin sheet |
| 09/17/2003 | CN1443098A Method for making structural element having generally tubular metal wall and structural element |
| 09/03/2003 | EP0988127B1 Method for producing a metallic honeycomb element by means of a gas permeable soldering foil |
| 08/28/2003 | WO2003070395A1 Method for making a tubular trellised planar structure for producing a building framework element and in particular a truss or a purlin |
| 08/14/2003 | US20030150114 Method for making a structural element having a generally tubular metal wall and structural element |
| 08/13/2003 | CN1117631C Method for preparing metal catalyst carrier and metal catalyst carrier |
| 08/06/2003 | EP0912266B1 Multisheet metal sandwich structures |
| 08/06/2003 | CN1117213C Method for producing honeycombedbody by using hard sheet metal |
| 07/30/2003 | CN1116114C Method and sheet metal pile for producing honeycomb body with plurality of channels through which fluid is able to flow |
| 07/24/2003 | US20030136815 Manufacturing process for a grooved structure and structure obtained by this process |
| 07/16/2003 | EP1327489A1 Method for making a grooved structure and structure made by this method |
| 07/15/2003 | US6592158 Method of making a steel crossbeam which crossbeam forms a component of a bumper for motor vehicles, and crossbeam |
| 07/03/2003 | WO2003053608A1 Method for making a three-dimensional metal structure |
| 06/26/2003 | WO2003051625A1 Honeycomb material and methods for producing it |
| 06/26/2003 | WO2003051555A1 Forming method and apparatus of core of metal catalyst converter |
| 06/26/2003 | CA2470462A1 Honeycomb material and methods for producing it |
| 06/19/2003 | US20030111851 Method of making a steel crossbeam which crossbeam forms a component of a bumper for motor vehicles, and crossbeam |
| 06/18/2003 | EP1318881A2 Method and apparatus for the manufacturing of structural members |
| 06/18/2003 | CN1111449C Method and device for producing structured sheet metal |
| 06/17/2003 | US6578399 Single-die modularized, reconfigurable honeycomb core forming tool |
| 06/12/2003 | WO2003048538A1 Finned multi-aperture sheet metal, method of manufacturing the sheet metal, part for exhaust emission control device using the sheet metal, and method of manufacturing the part for exhaust emission control device |
| 06/12/2003 | DE10217621C1 Two part metal profile has channel section with grooves to receive edges of pressed in closing strip |
| 06/03/2003 | US6571458 Apparatus for producing a honeycomb body |
| 05/21/2003 | CN1108872C Metal support for exhaust gas purifying catalyst |
| 05/08/2003 | US20030086838 Metal sheet with barrier for a honeycomb body and metallic honeycomb body |
| 04/23/2003 | EP0985450B1 Exhaust gas cleaning catalyst metal honey comb element and its manufacture |
| 04/16/2003 | EP1301292A1 Method for making a structural element having a generally tubular metal wall and structural element |
| 04/10/2003 | WO2002024371A3 Method and apparatus for the manufacturing of structural members |
| 04/09/2003 | EP0846030B1 Process for manufacturing a honeycombed body from at least partially stratified sheet metal layers |
| 04/08/2003 | US6545246 Profiling arrangement with a roll forming machine and with a welding device |
| 04/08/2003 | US6543828 Projection welded panel spacer and method for making the same |
| 03/27/2003 | WO2003011491B1 Fibreboard container with plastic closure |
| 03/26/2003 | CN1406159A Apparatus and method for manufacture of multilayer metal products |
| 03/26/2003 | CN1103652C Thickened and reinforced structure of hollow column section and manufacture method therefor |
| 03/19/2003 | EP1293649A2 Foil made of a ferrite type heat resistant high alloy steel |
| 03/13/2003 | US20030049482 Multisheet sandwich structures with throughholes |
| 03/05/2003 | EP1128916B1 Method for producing a profile section with varying wall thicknesses |
| 02/19/2003 | CN1101745C Positioner for clamping plates of car body |
| 02/13/2003 | WO2003011491A1 Fibreboard container with plastic closure |
| 01/23/2003 | WO2002085612A3 Method for laminating and forming a composite laminate in a single operation |
| 01/21/2003 | US6508394 Method for making multisheet metal sandwich structure with throughholes |
| 01/03/2003 | WO2003000440A1 Apparatus and method for manufacturing an automotive beam |
| 12/31/2002 | US6500393 Configured such that a honeycomb structure is mounted in a cylindrical casing; enhanced durability and thermal stress by specifying welding positions upon welding a metal flat sheet to a metal corregated sheetcatalytic exhaust systems |
| 12/18/2002 | EP1076781B1 Support element comprising a deformation element with radial deformation limiters |
| 12/11/2002 | CN1383942A Punching method and apparatus of V-ribbed steel net |
| 12/05/2002 | WO2002096579A2 Method for the production of metal profiles |
| 12/05/2002 | US20020182126 Device for catalytic conversion having a support body which is attached to a casing in certain areas |
| 11/19/2002 | US6481175 Structural member |
| 10/31/2002 | WO2002085612A2 Method for laminating and forming a composite laminate in a single operation |