Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles – Autogenously or by activation of dry coated particles
Patent
1981-01-23
1982-09-07
Hall, James R.
Plastic and nonmetallic article shaping or treating: processes
Forming articles by uniting randomly associated particles
Autogenously or by activation of dry coated particles
B27J 500
Patent
active
043483453
ABSTRACT:
Tetrafluoroethylene polymer is downwardly extruded employing variable counterweight to provide tube of improved physical properties.
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Burnett Edward L.
Stack Eugene V.
Hall James R.
Ingraham R. B.
The Dow Chemical Company
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