Process for making polytetrafluoroethylene yarn

Details Process for making polytetrafluoroethylene yarn Process for making polytetrafluoroethylene yarn

1975-09-22

1977-12-20

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

Forming continuous work followed by cutting

264288, 264DIG47, B29H 718

Patent

active

040642143

ABSTRACT:
A process for forming polytetrafluoroethylene yarn by

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patent: 3177557 (1965-04-01), White
patent: 3214899 (1965-11-01), Wininger et al.
patent: 3315020 (1967-04-01), Gore
patent: 3655853 (1972-04-01), Gallup
patent: 3664915 (1972-05-01), Gore

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