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Manufacturing Container Or Tube From Paper; Or Other Manufacturing From A Sheet Or Web > Tube Making Tube MakingTube Making patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.01/11/07 - 20070010387 - Machine and method for forming helically wound paper tubes having improved mechanical resistance The invention relates to a machine for producing a tubular product (T) by means of helical winding of strips of web material, comprising a mandrel (4) and a winding member (7) to helically wind the strips (S1, S2) of web material around said mandrel. To improve adhesion between the strips ... 12/28/06 - 20060293159 - Apparatus for producing double-walled composite tubes The invention describes an apparatus for producing double-walled composite tubes which have an outer wall with wave peaks and wave valleys and a smooth inner wall. The apparatus (10) has two rows of shaping-jaw halves (12, 14) which, along a common shaping section, form a shaping tunnel (16) for producing ... ### FreshPatents.com Support |