| Patents for B21D 51 - Making hollow objects (8,973) |
|---|
| 09/07/1988 | EP0281024A2 Thin-walled metal container |
| 08/31/1988 | EP0280286A2 Method and apparatus for transferring relatively flat objects |
| 08/30/1988 | US4766667 Apparatus for tension expanding tubes |
| 08/30/1988 | CA1241280A1 Method of manufacturing hollow sheet metal containers and containers produced thereby |
| 08/24/1988 | EP0279269A2 Method of making a drawn can of sheet metal |
| 08/17/1988 | EP0278483A2 Method of and apparatus for shaping film cartridge |
| 08/16/1988 | US4763807 Sheet metal blank for producing the body of cans |
| 08/11/1988 | WO1988005700A1 Method and apparatus for necking containers |
| 08/10/1988 | CN87215352U Automatic cap-making machine for drawn tank |
| 08/09/1988 | US4762579 Process for producing easily openable closure |
| 08/03/1988 | CN87105921A Bottomed cylinder mouth-contracting method and apparatus |
| 08/02/1988 | US4760729 Dual ram press |
| 08/02/1988 | US4760725 Spin flow forming |
| 07/28/1988 | WO1988005407A1 Disc removal end wall structure with safety features |
| 07/28/1988 | WO1988005406A1 Disc removal end wall structure with safety features |
| 07/28/1988 | WO1988005405A1 Disc removal end wall structure with safety features |
| 07/28/1988 | DE3739331A1 Apparatus for the roller flanging of can parts |
| 07/27/1988 | EP0275369A2 Improvements to machines for cone-shaping and flanging of aerosol cans and similar |
| 07/26/1988 | US4760234 Method and apparatus for connecting a hollow member to an inner member |
| 07/26/1988 | US4759946 Method and apparatus for the interior coating of hollow bodies |
| 07/19/1988 | US4758704 Method of producing a folded edge |
| 07/19/1988 | US4757912 Method of making a filled container and product |
| 07/13/1988 | EP0274001A1 Method and device for manufacturing a seal diaphragm |
| 07/13/1988 | EP0273980A1 Can with an easily openable lid and a process for producing the same |
| 07/13/1988 | CN87101492A Technology for moulding bottle top using latex resin |
| 07/13/1988 | CN86102233B Method of increasing hermeticity of metal components of glass/metal and ceramic/metal seals |
| 07/12/1988 | US4756069 Method of making a tank |
| 07/06/1988 | CN87212403U Pipe-reducing apparatus with bottom barrel |
| 07/05/1988 | US4754908 Process for preparing a tape guide cylinder |
| 07/05/1988 | US4754541 Method and apparatus for joining and folding container sections to form a hinged container |
| 07/05/1988 | CA1238873A1 Increased strength for metal beverage closure through reforming |
| 06/29/1988 | EP0272371A1 Method for the production of a durable soldering tip |
| 06/28/1988 | US4753364 Necked container |
| 06/22/1988 | EP0271768A1 Deep-drawn aluminium screw closure for glass containers under pressure, and deep-drawing device for the manufacture of the top portion of such a closure |
| 06/22/1988 | EP0271665A1 Method and apparatus for the production of vessels coated by laquer or plastic or any other anticorrosive agent |
| 06/21/1988 | CA1238418A1 Applied force monitor for apparatus for forming products from sheet material |
| 06/08/1988 | EP0215906A4 Drawn can body method, apparatus and products. |
| 06/01/1988 | EP0268690A1 Easy-to-open can lid able to protect cut edge of score and producing process thereof |
| 05/31/1988 | US4747287 Inclined axes spin flanging head and method for using same |
| 05/31/1988 | CA1237340A1 Controlled spin flow forming |
| 05/24/1988 | US4745678 Apparatus for belling and expanding coils |
| 05/18/1988 | CN87104912A Method and apparatus for orientating can ends |
| 05/17/1988 | US4744484 Can, and a diaphragm for the closing and sealing thereof |
| 05/17/1988 | CA1236731A1 Container processing apparatus |
| 05/11/1988 | CN87105611A Method and apparatus for forming end panels for containers and end panels formed thereby |
| 05/11/1988 | CN87104201A Method and apparatus for forming container end panels |
| 05/10/1988 | US4742949 Method and apparatus of manufacturing a body of a container, same body and same container |
| 05/10/1988 | US4742932 Method of manufacturing hollow sheet metal containers and containers produced thereby |
| 05/10/1988 | CA1236496A1 Apparatus for transferring relatively flat objects |
| 05/03/1988 | US4741468 Apparatus for conveying rounded body blanks through a welding zone |
| 04/21/1988 | DE3729868C1 Method for the production of a cylinder from an elongate sheet-steel blank |
| 04/20/1988 | EP0263814A1 A kitchen utensil with a triple bottom and process for manufacture thereof |
| 04/12/1988 | CA1235101A1 Metal lid crimping method and device |
| 04/05/1988 | US4735863 Shell for can |
| 04/05/1988 | US4734971 Method of mechanically crimping overlapping sheet metal |
| 03/23/1988 | EP0260701A2 Method of and apparatus for making cartridge shell plate for films |
| 03/22/1988 | US4732027 Method and apparatus for necking and flanging containers |
| 03/22/1988 | US4732026 Method of lap welding eventual can blank consisting of metal sheet or the like |
| 03/22/1988 | CA1234361A1 Metal canister roll seam |
| 03/16/1988 | EP0259892A2 Workload regulator for automated production |
| 03/09/1988 | EP0258970A2 Method and apparatus for orientating can ends |
| 03/02/1988 | EP0258087A1 Method of producing barrels with rolling mouldings |
| 03/02/1988 | CN87207617U Expansion machine for cylinder of container |
| 03/01/1988 | US4728239 Cap lining machine |
| 02/23/1988 | US4726852 Press forming titanium, or alloy, then heat treatment |
| 02/23/1988 | US4726210 Method and apparatus for making can bodies from sheets |
| 02/09/1988 | US4723882 Apparatus for forming easy-open can ends |
| 02/09/1988 | US4723433 Method and apparatus for doming can bottoms |
| 02/09/1988 | US4723430 Apparatus and method for forming a surface configuration on a can body |
| 02/02/1988 | US4722215 Method of forming a one-piece can body having an end reinforcing radius and/or stacking bead |
| 01/27/1988 | EP0254421A1 Method and apparatus for forming indents in container bodies |
| 01/27/1988 | EP0254134A2 Apparatus for flanging and necking-in on both sides cilindrical can bodies |
| 01/27/1988 | CN87200683U Die for manufacture of stainless steel presure pot with top of kitchen range |
| 01/26/1988 | US4720902 One step tension expander and method of using |
| 01/26/1988 | CA1231863A1 Cartridge case and a process for the production thereof |
| 01/14/1988 | WO1988000159A1 Can with an easily openable lid and a process for producing the same |
| 01/13/1988 | EP0252832A1 Method of attaching a bottom or a lid to a can body, and assembling machine for performing this method |
| 01/13/1988 | EP0252703A2 Can closures |
| 01/13/1988 | EP0252373A2 Method and apparatus for the folded connection of a tube with a closure plate |
| 01/13/1988 | EP0252349A1 Conveyor device for sheet metal, particularly at a can welding machine |
| 01/13/1988 | EP0252181A2 Can body and method of making the same |
| 01/12/1988 | US4719329 Can body and method of making the same |
| 01/07/1988 | DE3621501A1 Method for the production of clamping sleeves |
| 01/06/1988 | CN87207618U Container flanging machine |
| 01/06/1988 | CN86104366A Machine frame with a reciprocating supporting device |
| 01/05/1988 | US4716755 Method and apparatus for forming container end panels |
| 01/05/1988 | CA1231007A2 Apparatus for manufacturing flexible corrugated tubes |
| 12/29/1987 | US4715208 Method and apparatus for forming end panels for containers |
| 12/23/1987 | DE3620309A1 Method and apparatus for the production of tapered laminated tubes |
| 12/22/1987 | US4713958 Method and apparatus for forming container end panels |
| 12/17/1987 | WO1987007581A1 Easy-to-open can lid able to protect cut edge of score and producing process thereof |
| 12/15/1987 | US4712960 Openable can body |
| 12/08/1987 | US4711611 Method and apparatus for fabricating a can body |
| 12/08/1987 | US4711387 Method of producing pipes with crack arresters |
| 12/02/1987 | EP0247932A2 Receptacle, mainly for kitchen use, obtained by embossing a decorated metallic disc |
| 11/11/1987 | EP0245050A2 Apparatus and method for controlled spin flow forming of containers and containers per se |
| 11/11/1987 | EP0245049A1 A machine and method for spin flow forming rims of cylindrical metal shells |
| 11/10/1987 | US4705184 Metal containers with seam holding end closure thereon |
| 11/10/1987 | US4704887 Method and apparatus for making shells for can ends |
| 11/10/1987 | US4704778 Valve mounting assembly for aerosol containers and the like |