B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
93/2, 93/63
B31B 49/00 (2006.01) B31B 7/00 (2006.01) B31F 5/00 (2006.01) B32B 38/04 (2006.01)
Patent
CA 1147186
ABSTRACT OF THE DISCLOSURE The invention relates to a method for the manufacture of a printed, pre-creased, plastic-coated packing material web provided with opening arrangements. The method includes pro- viding a first wider web of paper or cardboard, whose width is a multiple of the desired packing material webs, with im- pressed crease line patterns and opening arrangements, where- upon the paper or cardboard web is covered with plastics. The wider web so treated is then cut into a number of partial webs, each partial web is of a width corresponding to the width of a complete crease line pattern. The partial webs are rolled up into large rolls intended for transport which in a separate printing operation are provided with text and decoration and are rolled up into magazine rolls of packing material of the desired size.
360715
Marks & Clerk
Tetra Pak International Ab
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