Patents for B31F 7 - Processes for working paper not otherwise provided for (331) |
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07/18/1985 | WO1985003029A1 Rolled paper embossing dispenser |
05/14/1985 | US4517046 Device for making grooves in cigarette filters |
05/08/1985 | EP0139645A1 Edge finishing tool |
03/26/1985 | US4507011 Reinforced elastomer attachment joint |
02/19/1985 | CA1182739A1 Free spinning embossers |
01/29/1985 | US4496412 Multiple lap-joint for thermoplastic laminates and method of making the lap-joint |
12/12/1984 | EP0127623A1 Paperboard edge buffer and cleaner |
12/12/1984 | EP0127618A1 Paperboard edge buffer and cleaner |
11/08/1984 | WO1984004262A1 Edge finishing tool |
10/16/1984 | US4477508 Edge treatment to prepare non-circular plastic sheets for compression stretching |
10/09/1984 | US4475881 Thermoforming of plastic sheet material |
08/01/1984 | EP0114613A1 Coiled flexible tube |
07/11/1984 | EP0113160A1 Plastics material can |
06/27/1984 | EP0112085A1 Method and apparatus for skiving and hemming |
06/07/1984 | WO1984002067A1 Paperboard edge buffer and cleaner |
06/07/1984 | WO1984002066A1 Paperboard edge buffer and cleaner |
05/08/1984 | US4447481 Paper sheets having recessed pressure-sensitive glued edge with a removable strip |
04/25/1984 | EP0106277A1 Apparatus for taking off a band wound about a batch of paper sheets |
12/13/1983 | CA1158534A1 Method and arrangement for the manufacture of cylindrical tubes |
11/22/1983 | US4416175 Composite laminating method and product |
10/26/1982 | US4356053 Edge sealing of laminate |
05/25/1982 | US4331499 Method and an arrangement for the manufacture of cylindrical tubes |
07/14/1981 | CA1104918A1 Method for the production of web-like packaging material for containers and apparatus for carrying out the method |
05/19/1981 | US4268261 Machine for the production of packaging wrappers |
03/10/1981 | US4254693 Process and apparatus for manufacturing sheet packaging material for containers |
02/11/1981 | EP0023738A1 A method and an arrangement for the manufacture of cylindrical tubes |
05/20/1980 | CA1077666A1 Method for t or butt sealing of laminated all-plastic material |
04/05/1977 | US4015493 Dynamic production counter for a corrugator |
10/05/1976 | US3983905 Convolutely wound tube having readily conformable edge portions |
06/29/1976 | US3967024 Frozen fish package |
06/15/1976 | US3962942 Cutoff mechanism |