Extrusion method
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United States of America Patent
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Oct 12, 1993
Grant Date -
N/A
app pub date -
Aug 31, 1992
filing date -
Aug 31, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of extrusion of a profiled strip of plastic material having a smooth surface finish without any shock line defects by riding the plastic strip on a unidirectionally rotatable roller positioned between the extrusion die lips and the water cooling bath.
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