| Patents for B21D 47 - Making rigid structural elements or units, e.g. honeycomb structures (1,767) |
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| 04/02/1997 | EP0550578B1 Interengageable structural members |
| 03/11/1997 | US5609288 Honeycomb core structure and method and apparatus relating thereto |
| 03/11/1997 | US5608968 Method of making a metal honeycomb body of intertwined sheet-metal layers |
| 03/06/1997 | WO1997007923A1 Process for manufacturing a soldered honeycombed body by using stratified sheet metal |
| 03/06/1997 | WO1997007890A1 Process for manufacturing a honeycombed body from at least partially stratified sheet metal layers |
| 02/27/1997 | DE19530871A1 Verfahren zum Herstellen eines gelöteten Wabenkörpers unter Verwendung schichtartig aufgebauter Bleche A method for producing a brazed honeycomb body using of layered sheets |
| 02/27/1997 | DE19530850A1 Verfahren zum Herstellen eines Wabenkörpers aus zumindest zum Teil schichtartig aufgebauten Metallblechlagen A method for manufacturing a honeycomb body from at least partially structured sheet metal layers sandwiched |
| 01/23/1997 | DE19628883A1 Producing vibration damping plate for rotating machines |
| 01/09/1997 | WO1997000725A1 Device and method for producing a honeycomb element from entwined sheet-metal layers |
| 01/07/1997 | US5591511 Superplastically formed structure having a perforated skin |
| 01/03/1997 | WO1997000135A1 Method and device for producing a honeycombed body, in particular a catalyst-support body |
| 01/02/1997 | DE19522327A1 Vorrichtung und Verfahren zum Herstellen eines Wabenkörpers aus verschlungenen Blechlagen Apparatus and method for manufacturing a honeycomb body of sheet metal layers intertwined |
| 12/19/1996 | DE19521685A1 Vorrichtung und Verfahren zum Herstellen eines Wabenkörpers Apparatus and method for manufacturing a honeycomb body |
| 12/18/1996 | EP0491013B1 Fabrication process |
| 11/06/1996 | EP0728248A4 Metal lattice |
| 10/30/1996 | EP0739270A1 Metal heat insulator |
| 10/09/1996 | EP0736344A1 Process and apparatus for producing reinforcement profiles on sheet metal panels |
| 10/03/1996 | WO1996030604A2 A method and apparatus for forming a structural panel |
| 09/24/1996 | CA2171809A1 Process and apparatus for producing reinforcement profiles on sheet metal panels |
| 09/06/1996 | WO1996026805A1 Honeycombed body with only partial attachment to a protective tube |
| 09/05/1996 | DE19507299A1 Wabenkörper mit nur teilweiser Anbindung an ein Mantelrohr Honeycombs with only partial access to a casing tube |
| 09/03/1996 | US5551135 Method of fabricating a metal purlin and method of fabricating a building therewith |
| 08/28/1996 | EP0728248A1 Metal lattice |
| 08/28/1996 | EP0728049A1 Hot rolled beam and method of manufacture |
| 08/21/1996 | EP0727343A1 Vehicle body and method of manufacture |
| 08/13/1996 | US5544771 Method for manufacturing a collimator |
| 07/31/1996 | EP0724061A2 Connecting element |
| 07/11/1996 | DE19525347C1 Batten-shaped structural component with profiled part |
| 05/28/1996 | US5520376 Pre-twisted metal torsion bar and method of making same |
| 05/15/1996 | EP0711602A2 Metallic catalyst support and production method thereof |
| 04/24/1996 | CN2225350Y Vertical two-way press |
| 04/17/1996 | EP0650552B1 Metal honeycomb body of entwined layers of sheet metal and process for producing it |
| 04/03/1996 | EP0703841A1 Honeycomb core structure and method and apparatus relating thereto |
| 03/26/1996 | US5501053 Interengageable structural members |
| 03/14/1996 | WO1996007492A1 Process and system for bending of a cellular sheet |
| 02/21/1996 | EP0696941A1 Method for making a supporting crossbar construction and a crossbar construction made according to the method |
| 01/24/1996 | EP0693008A1 Stiffening bulging |
| 01/23/1996 | US5486338 Stainless steels and laminates for columnar metal honeycombs for catalysts |
| 01/10/1996 | CN1114784A Collimator and manufacturing method therefor |
| 11/07/1995 | US5464679 Metal honeycomb body of intertwined sheet-metal layers, and method for its production |
| 10/04/1995 | EP0674944A1 Process for the production of a coated monolithic metal support |
| 09/21/1995 | DE4436748C1 Prodn. of hollow component with inner reinforcement |
| 09/06/1995 | CN1107758A Hot rolled beam and method of manufacture |
| 08/29/1995 | US5446006 Uniform coating on metal strips, free from increased accumulation in corners |
| 08/02/1995 | CN2204207Y Steel-mesh door forming machine |
| 08/01/1995 | US5437936 Honeycomb core structure and method and apparatus relating thereto |
| 07/13/1995 | WO1995018716A1 Metal heat insulator |
| 06/21/1995 | EP0658232A1 Framework with hollow members, process for producing the same and its use |
| 06/13/1995 | US5424139 Metal heat insulator |
| 05/24/1995 | EP0654321A1 Method for manufacturing a girder of a load carrying vehicle and girder obtained by this method |
| 05/23/1995 | US5417838 Formation of contoured building panels by direct electrodeposition from leachates of copper ores |
| 05/18/1995 | WO1995013151A1 Hot rolled beam and method of manufacture |
| 05/03/1995 | EP0650552A1 Metal honeycomb body of entwined layers of sheet metal and process for producing it. |
| 04/19/1995 | EP0648953A1 Improvements to metallic torsionbars |
| 04/04/1995 | US5403986 Structural member and method of making by cold rolling followed by induction or resistance welding |
| 03/22/1995 | EP0644003A2 Procedures for the elaboration, handling and industrial use of flexible metallic profiles |
| 03/21/1995 | US5398821 Rack-mountable chassis with resilient side panels |
| 03/21/1995 | US5398410 Method of making a superplastically formed structure having a perforated skin |
| 03/16/1995 | WO1995007143A1 Metallic carrier |
| 03/02/1995 | WO1995006174A1 Metal lattice |
| 03/02/1995 | DE4328441A1 Side-impact protection in the form of a profiled element which can be fastened to the door of a motor vehicle and method for the production of the profiled element |
| 02/16/1995 | DE4327393A1 Side impact protection in the form of a profiled element which can be fastened on the door of a motor vehicle and method for the production of the profiled element |
| 02/15/1995 | EP0638005A1 Process for manufacturing a grid |
| 02/07/1995 | CA2026397C Beam member for concrete forming system |
| 12/28/1994 | EP0437626B1 Heat resistant structure and method of manufacture thereof |
| 12/08/1994 | WO1994027760A1 Automatic method and apparatus for joining separate plate parts into a beam |
| 11/24/1994 | WO1994026116A1 Hexagonal grid comprising interleaved castled strips |
| 11/22/1994 | US5367549 Hexagonal grid |
| 10/27/1994 | WO1994020233A3 Process for manufacturing a grid |
| 10/13/1994 | WO1994022612A1 Stiffening bulging |
| 10/13/1994 | CA2160000A1 Dent profiling |
| 09/15/1994 | WO1994020233A2 Process for manufacturing a grid |
| 08/09/1994 | US5336472 Honeycomb structure for purifying exhaust gas and method of manufacturing same |
| 08/02/1994 | US5334276 Apparatus for the production of a honeycomb core from foil strip |
| 07/14/1994 | DE4400185A1 Durch Walzformen verbundene Elemente, insbesondere Schienen für Hängedecken, sowie Verfahren zur Herstellung solcher Elemente Connected by roll forming elements, in particular rails for suspension ceilings, as well as methods for making such elements |
| 07/12/1994 | US5327767 Press working apparatus |
| 05/31/1994 | US5316997 Catalytic exhaust systems, honeycombs |
| 04/27/1994 | CN1086001A Metal honeycomb body of intertwined sheet-metal layers and method for its production |
| 04/26/1994 | US5306890 Method of producing corrugated metal sheeting and method of producing honeycomb structure therefrom for carrying catalytic agents used for purifying exhaust gases |
| 04/13/1994 | EP0591689A1 Metallic carrier for catalyst with a matrix of metal strips coated with catalyst, said matrix being welded within a tubular casing |
| 04/07/1994 | DE4233217A1 Latticed grid mfr. - by cold pressing support rods and cross-rods into each other |
| 04/06/1994 | EP0590596A1 Metal catalyst carrier for exhaust gas purification |
| 04/06/1994 | CA2107654A1 Catalytic converter with a metal carrier comprising a matrix of catalytically coated metal strips welded into a jacket tube |
| 03/31/1994 | WO1994006580A1 Honeycomb core structure and method and apparatus relating thereto |
| 03/30/1994 | EP0589054A1 Honeycomb panel and method for manufacturing the same |
| 03/17/1994 | EP0491013A4 Fabrication process. |
| 03/03/1994 | WO1994004766A1 Framework with hollow members, process for producing the same and its use |
| 03/03/1994 | CA2143302A1 Framework with hollow members, process for producing the same and its use |
| 01/26/1994 | EP0414731B1 Curved superplastic forming/diffusion bonding sandwich fabricated structures |
| 01/20/1994 | WO1994001661A1 Metal honeycomb body of entwined layers of sheet metal and process for producing it |
| 01/12/1994 | EP0578268A1 Cross bar connector |
| 01/11/1994 | US5277732 Process for the production of a honeycomb core from foil strip utilizing a position detector |
| 01/05/1994 | EP0577150A1 Metal window bar profile and its fabrication process |
| 01/05/1994 | EP0576660A1 Corrosion prevention of honeycomb core panel construction using ion implantation |
| 12/14/1993 | US5270095 Member for a honeycomb core or panel requiring simple and compound curvatures |
| 12/09/1993 | DE4218212A1 Shaping sandwich plates - with support material temporarily filling hollow spaces of the plate |
| 11/03/1993 | EP0568411A1 Press working apparatus |
| 11/03/1993 | EP0568188A1 Superplastically forming components by gas inflating partially united plates |
| 10/14/1993 | WO1993019933A1 Honeycomb panel and method for manufacturing the same |
| 10/05/1993 | US5250362 Formed from a block comprising a plurality of layers of steel foil bonded together and stretched to give uniform cell distribution |