Thermoplastics articles and method and apparatus for making them

Details Thermoplastics articles and method and apparatus for making them Thermoplastics articles and method and apparatus for making them

1984-03-07

1985-10-15

Thomas, Alexander S.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 35, 264532, 264564, 2642095, 215 1C, B29C 1707

Patent

active

045474168

ABSTRACT:
Biaxially oriented tubular articles which are destined to provide bodies for processable food containers are made from an elongate tube of thermoplastics material as it emerges from an extruder. The manufacturing process comprises repeatedly performing a cycle of operations each including the following steps:

REFERENCES:
patent: 3311684 (1967-03-01), Heider
patent: 3390426 (1968-07-01), Turner et al.
patent: 3849530 (1974-11-01), Wyeth et al.
patent: 4074961 (1978-02-01), Reil
patent: 4094432 (1978-06-01), Zilbert
patent: 4337104 (1982-06-01), Lynn
patent: 4421804 (1983-12-01), Mori

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