Process for the production of corrugated plastic tubes
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United States of America Patent
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Jun 10, 2003
Issued Date -
N/A
app pub date -
Sep 9, 1999
filing date -
Jun 12, 1997
priority date (Note) -
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Abstract
In a process for the production of corrugated plastic tubes an extrusion device passes plastic material into a perpendicularly arranged injection head for injecting the plastic material into a perpendicularly arranged mold section comprising at least two pairs of movable mold jaws arranged in axially mutually superposed relationship. A drive device is associated with each pair of mold jaws for displacement thereof in the radial and axial directions.
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