Process for producing plastic tubing of a selected length, wall

Details Process for producing plastic tubing of a selected length, wall Process for producing plastic tubing of a selected length, wall

1994-01-03

1996-01-23

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Stretching or stretch forming

B29C 5522

Patent

active

054863309

ABSTRACT:
Process and apparatus for producing plastic membrane tubing of a selected length, wall thickness and inner diameter from a commercially-available tubing while retaining tubing end portions which are readily connected by conventional tubing connections to the tubing leads for an associated analytical apparatus, involving a controlled heating and a rapid stretching of the heated tubing by fixing a first end of the tubing and application of a constant tensile force to a second end of the tubing to stretch the tubing a desired amount.

REFERENCES:
patent: 2608722 (1952-09-01), Stuetzer
patent: 4212204 (1980-07-01), St. Amand
patent: 4944180 (1990-07-01), Tou et al.
patent: 5317932 (1994-06-01), Westlake, III et al.

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