| Patents for B21D 31 - Other methods for working sheet metal, metal tubes, metal profiles (2,523) |
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| 03/03/1999 | EP0899804A1 Manufacturing method of expanded grid and its manufacturing apparatus |
| 02/25/1999 | WO1999008789A1 Metal thin film for metal catalyst carrier and metal catalyst converter employing the metal thin film |
| 02/24/1999 | CN2308454Y Hollow/solid interweaving aluminium net structure |
| 02/17/1999 | CN1207975A Surface pit machining method and equipment |
| 02/16/1999 | US5871857 Embedding a sheet of expanded metal net in a building board made from a water settable inorganic binder |
| 01/13/1999 | EP0890687A2 Method of making a roof ridge strip |
| 01/12/1999 | US5857253 System and methods for forming bushing plates |
| 12/15/1998 | US5848866 Truss plates, punch for forming same, and associated method for using same |
| 12/15/1998 | CA2107666C A bed plate for a fluidized bed apparatus and a method for making the same |
| 12/08/1998 | US5845715 Inhibition of hydrocarbon vapors in fuel tanks |
| 12/03/1998 | WO1998053930A1 Apparatus for gripping, guiding and transporting the side edges of a slit strip in a machine for forming an expanded mesh sheet |
| 11/26/1998 | DE19728913C1 Extrusion machine for strip metal |
| 11/19/1998 | WO1998051429A1 Device for continuous production of foil expanded metal |
| 11/19/1998 | DE19821932A1 Method for shaping metal sheets |
| 11/19/1998 | DE19720229A1 Verfahren zur kontinuierlichen Herstellung von Streckmetall aus einer Folie A process for the continuous production of expanded metal from a foil |
| 11/19/1998 | CA2336776A1 Device for continuous production of foil expanded metal |
| 11/18/1998 | CN1198968A Hexagonal honeycomb device manufacturing technology |
| 11/17/1998 | US5836228 Apparatus for cutting sheet material |
| 11/10/1998 | US5833421 Connector plate |
| 10/22/1998 | DE19716435A1 Grille-type work-production method from plate or coil |
| 10/13/1998 | US5819579 Forming die for manufacturing printed circuits |
| 10/06/1998 | US5816332 Compositions of matter stopping fires, explosions and oxidations of materials and build up of electrostatic charges |
| 09/22/1998 | US5809819 Reinforcement member for the reinforcement of concrete structures and method and device for manufacturing this reinforcement member |
| 09/02/1998 | CN2290101Y Acanthopore plate soundproofing structure noise control device |
| 08/18/1998 | US5794707 Flame arrestor |
| 08/18/1998 | US5794706 Prevention of corrosion, fire and explosion in oil wells |
| 08/12/1998 | EP0857538A1 Method for manufacturing rotary cutting tool and rotary cutting tool |
| 08/04/1998 | US5788110 Lightweight barrier |
| 06/17/1998 | EP0797486B1 Grid, in particular flat grid (grating) |
| 06/17/1998 | CN2284111Y Steel pipe pore opening device |
| 05/26/1998 | US5755799 Joint implant with self-engaging attachment surface |
| 04/14/1998 | US5738175 Compositions of matter for stopping fires, explosions and oxidations of materials and build up of electrostatic charges and method and apparatus for making same |
| 04/14/1998 | US5738169 Heat exchanger with turbulated louvered fin, manufacturing apparatus and method |
| 04/09/1998 | WO1998015021A1 Method of manufacturing battery electrode substrate and battery electrode substrate |
| 04/09/1998 | CA2267209A1 Method of manufacturing battery electrode substrate and battery electrode substrate |
| 04/08/1998 | EP0833779A1 Means for protection against radiant energy |
| 03/19/1998 | WO1998010880A1 Connector plate and punch for forming |
| 03/12/1998 | WO1998009747A1 Punching and stamping device and method to produce punched and stamped elements |
| 02/10/1998 | US5716718 Aluminum mesh with interlaced hollow and solid ribs |
| 01/21/1998 | EP0807077A4 Apparatus for manufacturing of composite cushioning product |
| 01/07/1998 | EP0815975A1 A device for unfolding a shaped metal article and a method for unfolding the same |
| 01/07/1998 | EP0751841B1 Apparatus for cutting sheet material |
| 11/27/1997 | WO1997044147A1 Process for shaping a flat metal workpiece |
| 11/27/1997 | DE19620196A1 Verfahren zum Umformen eines flächigen Metallwerkstückes Method for forming a planar metal workpiece |
| 11/19/1997 | EP0807077A1 Apparatus for manufacturing of composite cushioning product |
| 11/18/1997 | US5688578 Composite packaging material having an expanded sheet with a separator sheet |
| 11/13/1997 | WO1997041980A1 Arrangement and method for producing expanded material |
| 11/12/1997 | EP0806127A1 An environmentally desirable method of manufacturing printed circuits, printed circuits made thereby and associated apparatus |
| 11/11/1997 | CA2033422C Method for manufacturing expanded mesh sheet and apparatus for carrying out method |
| 11/04/1997 | US5682784 Roll forming tool for manufacturing louvered serpentine fins |
| 10/01/1997 | EP0797486A1 Grid, in particular flat grid (grating) |
| 09/25/1997 | WO1997034846A1 System and methods for forming bushing plates |
| 09/24/1997 | EP0796678A1 Method of making a form in a metal wall and electrode for executing the process |
| 09/24/1997 | CN2262964Y Roller press for making expanded metal net |
| 09/02/1997 | US5661993 Punch tool and method for manufacturing truss plates |
| 08/07/1997 | WO1997027959A1 Articles for and methods of making stents |
| 07/29/1997 | US5652066 Layer(s) of nested spheroids formed from expanded metal sheets made from magnesium foil |
| 07/15/1997 | US5647257 Method and process for manufacturing expandable packing material |
| 07/02/1997 | EP0711399A4 Radiator tube and method and apparatus for forming same |
| 07/01/1997 | US5642646 Method for manufacturing rotary cutting tool and rotary cutting tool |
| 06/17/1997 | US5638662 Impact absorber |
| 05/20/1997 | US5630263 Manufacturing method of expanded mesh |
| 04/03/1997 | WO1997012192A1 Water tank for a radiator system and method for the production thereof |
| 04/02/1997 | EP0765701A1 Method for making flat tubes for heat exchangers, device and flat tube |
| 03/27/1997 | DE19605108A1 Collector tube for heat exchanger |
| 03/27/1997 | DE19605094A1 Water box for cooling device of motor vehicles |
| 03/27/1997 | CA2178513A1 Method of manufacturing flattened tubes for heat exchangers, apparatus and flattened tube |
| 03/25/1997 | US5613340 Reinforcement member for the reinforcement of concrete structures |
| 03/12/1997 | EP0761908A1 Strut, especially floor supporting strut in building construction |
| 03/11/1997 | US5609075 Razor blade manufacture |
| 02/26/1997 | CN1143922A Razor blade manufacture |
| 02/05/1997 | CN1141827A Process for production of seamless steel pipe by using plastic deforming method and apparatus thereof |
| 01/08/1997 | EP0751841A1 Apparatus for cutting sheet material |
| 01/07/1997 | CA2072674C Belt weatherstrip with expandable width and method |
| 01/02/1997 | EP0750535A1 Razor blade manufacture |
| 12/18/1996 | CN2242743Y Net-punching cutting tool |
| 12/12/1996 | WO1996039335A1 Means for protection against radiant energy |
| 12/12/1996 | WO1996039229A1 Compositions of matter for stopping fires, explosions and oxidations of materials and build up of electrostatic charges |
| 11/19/1996 | US5576511 Anti-explosion pads with steel mesh, slitted metal foil and expanded metal net |
| 11/19/1996 | US5575339 Compositions of matter for stopping fires, explosions and oxidations of materials and build up of electrostatic charges and method and apparatus for making same |
| 10/15/1996 | US5565479 Imidazolyl fused thiazoles antiserotonine agent |
| 10/08/1996 | US5563364 Anti-explosion pads and their method of use |
| 10/02/1996 | CN1132552A Radiator tube and method and appts. for forming same |
| 09/10/1996 | US5553476 Process for the production of outer attachment faces on joint implants |
| 08/28/1996 | EP0728542A1 Decorated structure of deformed metal, in particular of expanded metal, and method for its production |
| 08/15/1996 | WO1996024540A1 Apparatus for manufacturing of composite cushioning product |
| 07/30/1996 | US5540285 Fuel containment medium |
| 07/26/1996 | CA2167972A1 Decorated deformed metal structure particularly expanded metal structure, and process thereof |
| 06/27/1996 | WO1996019912A1 An environmentally desirable method of manufacturing printed circuits, printed circuits made thereby and associated apparatus |
| 06/20/1996 | WO1996018468A1 Grid, in particular flat grid (grating) |
| 06/18/1996 | US5528001 Circuit of electrically conductive paths on a dielectric with a grid of isolated conductive features that are electrically insulated from the paths |
| 06/18/1996 | US5526664 Method of forming a textured pattern on a metal plate which pattern is transformed to a plastic part, and a press plate and plastic part produced thereby |
| 05/15/1996 | EP0711399A1 Radiator tube and method and apparatus for forming same |
| 05/08/1996 | CN2226600Y Dynamic magnetizing machine |
| 05/07/1996 | CA2058307C Method of forming cable-guiding openings in metal wall-studs and hand powered tool for it |
| 04/17/1996 | CN2224682Y High strength metal net-board |
| 03/19/1996 | US5500037 Impact Absorber |
| 03/13/1996 | EP0700322A1 Controller |
| 03/12/1996 | US5497648 Dolly block for use in straightening, smoothing and cold shrinking of sheet metal panels |
| 03/06/1996 | CN1117895A Method and apparatus for making stretching grille |