Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Layered – stratified traversely of length – or multiphase...
Patent
1993-10-21
1995-06-20
Thurlow, Jeffrey R.
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Layered, stratified traversely of length, or multiphase...
156 66, 15624411, 15624425, 26417710, 26417716, B29C 4706, B29C 4716
Patent
active
054259118
ABSTRACT:
A method of forming a plastic film with at least one closure element utilizes a die having a removable lower die lip with grooves in the shape of the closure elements and a choker bar located in the manifold of the die to control the amount of extrudate to the grooves.
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Tomic Mladomir
Wegner Wayne M.
McDonald Alan T.
Reynolds Consumer Products Inc.
Thurlow Jeffrey R.
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