Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent
1985-03-15
1986-11-18
Thurlow, Jeffery
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
264 407, 264216, 425145, 425224, 425381, 425466, B29C 4716
Patent
active
046235027
ABSTRACT:
In an extrusion process a feed conduit for the die is positioned axially in the extruder barrel to provide minimal surface roughness on the extrudate. Increased extrusion rates of quality product are obtained.
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Hessenaur, Jr. L. E.
The Dow Chemical Company
Thurlow Jeffery
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