A - Human Necessities – 22 – C
Patent
A - Human Necessities
22
C
A22C 13/00 (2006.01) B29C 47/00 (2006.01) B29C 47/90 (2006.01)
Patent
CA 2345193
Disclosed is a mandrel structure for extruding a tube composed of a non derivatized cellulose. The mandrel includes a hollow sizing portion having openings which gather gas bubbles that may evolve at the interface between the extruded tube and the sizing portion and allows the gas to pass into the hollow interior of the mandrel.
Albert James Joseph
Jerantowski Ronald Joseph
Long Larry Clyde
Mcgarel Owen Joseph
Williams Mark Griffith
Sim & Mcburney
Viskase Corporation
LandOfFree
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