| Patents for B31C 1 - Forming paper tubes or pipes by feeding at right angles to the winding mandrel centre line (505) |
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| 08/06/1996 | US5543007 Filter element manufacturing method |
| 05/07/1996 | US5514429 Cylindrical composite paperboard cushion core and process for producing same |
| 12/05/1995 | US5472540 Method and apparatus for making pallet supports and pallets incorporating said supports |
| 09/12/1995 | US5448956 One-way lightweight pallet |
| 08/03/1995 | CA2140321A1 Method and apparatus for making pallet supports and pallets incorporating said supports |
| 07/25/1995 | US5435870 Filter element and manufacture method thereof |
| 07/20/1995 | WO1995019297A1 Method and apparatus for manufacturing pallet spacers |
| 02/09/1995 | WO1995003936A1 Mandrel, fitted machine and packaging piece |
| 12/08/1994 | WO1994027812A1 Winding machine |
| 07/12/1994 | US5328732 Cylindrical package stuffing material |
| 05/25/1994 | EP0598372A1 Cylindrical composite paperboard cushion core and process for producing same |
| 03/08/1994 | US5291823 Pressing device for winding machines for producing tubular packs of printed products |
| 12/28/1993 | US5273605 Rolling a paperboard sheet to make edges pliable and conformable, applying adhesive and winding |
| 12/21/1993 | US5271137 Method of forming a coreless paper roll product |
| 07/21/1993 | CN2138558Y Tube rolling machine |
| 05/26/1993 | CN2134280Y Equipment for making packing pail by using of waste paper |
| 11/19/1992 | EP0514334A1 Compression apparatus in wrapping machines for making tubular packages from printed products |
| 06/11/1992 | WO1992009500A1 Low-density shaped-section element made of corrugated material |
| 06/11/1992 | DE4140053A1 Panel-type structural body - is filled with flexible annular bodies forming corrugated layers bearing loosely against each other |
| 05/27/1992 | CN1061374A Compound paper pipe and its production method |
| 04/01/1992 | CN1059868A Paper tube shaper |
| 03/31/1992 | US5100496 System for fabricating a convolutely wound tube |
| 02/26/1992 | CN2097086U Belt type machine for rolling paper pipes |
| 02/20/1992 | WO1992002362A1 Roll |
| 01/01/1992 | CN2091762U Shaping arrangement by drawig and winding |
| 12/05/1991 | DE4017746A1 Fibre drums made of wound kraft paper - has paper coated with thermoplastic which is heated just before winding to weld layers together |
| 11/06/1991 | CN2088032U Paper pipe winder |
| 10/09/1991 | EP0250417B1 Method and an apparatus for wrapping an external tape support about a filter element assembly |
| 09/18/1991 | EP0447128A2 Improved tensioning and gluing methods and apparatus for tube winding machines |
| 05/28/1991 | US5019024 Tensioning and gluing methods and apparatus for tube winding machines |
| 03/19/1991 | CA1281572C Method of making a wound container |
| 10/04/1990 | DE4009957A1 Stable container with square outline - has upper inwardly off-set reinforced circumferential area |
| 06/12/1990 | CA1270213A1 Pallet, base members and tubes therefor |
| 05/09/1990 | CN2056898U Full-automatic rolling pipe machine |
| 05/08/1990 | US4923647 Process for the vulcanization of laminar rubber products |
| 04/11/1990 | EP0260273B1 Pallet comprising base members and crosswise members or tubes perpendicularly thereto |
| 04/03/1990 | US4913764 Device for manufacturing shells of mineral fibers |
| 02/14/1990 | CN2052714U Paper reel winder |
| 01/30/1990 | CA1265029A1 Mineral fiber shell manufacturing process and device |
| 01/24/1990 | CN1006572B Methods and apparatus for fabricating inorganic fibre shell |
| 08/30/1989 | CN2043550U Reeler for paper pipe-reeling machine |
| 07/12/1989 | CN2040850U Pvc rigid sheet winder |
| 05/23/1989 | US4831938 Pallet comprising base members and crosswise members or tubes perpendicularly thereto |
| 05/16/1989 | US4830808 Process for manufacturing shells of mineral fibers |
| 03/28/1989 | CA1251674A1 Apparatus and method for wrapping an external tape support about a filter element assembly |
| 03/01/1989 | CN2033339U Belt-type device for making paper into paper tube |
| 01/04/1989 | CN1030046A Automatic reeling machine for wool spinning paper tube |
| 10/12/1988 | CN87209144U Automatically papertube-winding machine |
| 08/24/1988 | CN87216498U Hob cylinder rolling machine for making fire-cracker and fire-works |
| 07/13/1988 | CN87107354A Process and equipment for vulcanization of laminar rubber products |
| 05/03/1988 | US4741456 Cryogenic reservoir with helically wound thermal insulation |
| 03/23/1988 | EP0260273A1 Pallet comprising base members and crosswise members or tubes perpendicularly thereto. |
| 12/31/1987 | CN87202066U Automatic paper tube winding machine |
| 09/08/1987 | US4692196 Apparatus and method for wrapping an external tape support about a filter element assembly |
| 07/30/1987 | WO1987004408A1 Pallet comprising base members and crosswise members or tubes perpendicularly thereto |
| 07/02/1987 | WO1987003819A1 An apparatus and method for wrapping an external tape support about a filter element assembly |
| 05/20/1987 | CN86203908U Paper winder |
| 05/14/1987 | DE3539600A1 Winding device |
| 04/29/1987 | EP0220091A1 Bias cut paper for convolutely wound tampon tubes |
| 04/29/1987 | CN86206058U Rolling machine for making paper tube |
| 02/10/1987 | US4642083 Method and apparatus for making and manipulating inner tubes for use in dry cells or the like |
| 12/30/1986 | EP0206310A2 Process and apparatus for making a hollow article of a composite material |
| 12/30/1986 | EP0205714A1 Method and apparatus for manufacturing insulating sleeves of mineral fibres |
| 12/10/1986 | CN85107293A Methods and apparatus for fabricating inorganic fibre shell |
| 11/26/1986 | EP0202983A1 Process and machine for the manufacture of a multilayer thermal insulation around and along a solid passage, and cryogenic tank therefor |
| 08/27/1986 | CN85204425U Fully automatic multipurpose paper tube-wrapping machine |
| 06/18/1986 | CN85203303U Paper-tube forming equipment |
| 04/29/1986 | CA1203715A1 Plant for rolling-up and transfer of biscuits |
| 12/24/1985 | CA1198271A1 Method of making a roll paper product |
| 10/08/1985 | CA1194720A1 Method and apparatus for constructing multiple layer corrugated board containers |
| 09/11/1984 | US4470792 Plant for rolling-up and transfer of biscuits |
| 07/31/1984 | US4462536 Container made from a laminate of fiber layers |
| 04/10/1984 | US4441948 Method and apparatus for constructing multiple layer corrugated board containers |
| 02/14/1984 | US4431141 Method of making a roll paper product |
| 01/25/1984 | EP0098904A1 Method and apparatus for constructing multiple layer corrugated board containers |
| 12/28/1983 | EP0096984A2 Method of making a roll paper product |
| 12/21/1983 | EP0096679A1 Coiling and transferring device for wafers |
| 11/24/1983 | WO1983004001A1 Procedure for manufacturing a tube casing |
| 09/06/1983 | US4402784 Roll winding apparatus and method |
| 08/09/1983 | CA1151612A1 Container closing machine |
| 08/03/1983 | EP0084901A1 Container made of laminated paperboard |
| 07/26/1983 | US4395253 Method of making corrugated packages |
| 02/16/1983 | EP0072315A1 Method and apparatus for making a tubular paperboard cylinder, particularly a barrel body, and paperboard cylinder manufactured by this method |
| 11/02/1982 | US4357140 Electric newspaper log roller machine |
| 09/07/1982 | US4347934 Corrugated container |
| 08/31/1982 | US4346832 Snap-lock container |
| 07/13/1982 | US4339088 Embossing method to avoid nesting in convolutely wound rolls and product |
| 06/15/1982 | US4334875 Process for forming a sleeve by winding and a device for executing the method |
| 05/18/1982 | US4330289 Apparatus for manufacturing a lined container |
| 10/14/1981 | EP0037805A1 Cutting machine |
| 10/06/1981 | US4293354 Process and machine for fastening a closure member to a container |
| 06/02/1981 | US4270443 Convolute paper tube forming apparatus and method |
| 05/19/1981 | CA1101323A1 Method and apparatus for fabricating thermoplastic containers |
| 02/17/1981 | US4250797 Apparatus for making corrugated packages |
| 11/12/1980 | EP0018470A1 Method for winding a tube and device for carrying out the method |
| 08/26/1980 | CA1084473A1 Roll of web material |
| 07/01/1980 | CA1080594A1 Winding of uniform diameter tubes |
| 06/25/1980 | EP0012239A1 Apparatus for producing wrappers from wound precut blanks |
| 02/12/1980 | CA1071522A1 Method and apparatus for manufacture of insulating sleeves |
| 09/19/1978 | CA1038676A1 Method of making disposable container for bulk materials |