Adjustable coextrusion feedblock
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United States of America Patent
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-
Jul 14, 1998
Grant Date -
N/A
app pub date -
Sep 10, 1996
filing date -
Sep 10, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A feedblock for coextrusion apparatus permits profile adjustment of individual layers through the use of flow tuning valves that extend across the width of a main flow through the feedblock.
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Cited Art Landscape
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