Plastic and nonmetallic article shaping or treating: processes – With measuring – testing – or inspecting – Controlling fluid pressure in direct contact with molding...
Patent
1975-10-15
1978-07-18
Woo, Jay H.
Plastic and nonmetallic article shaping or treating: processes
With measuring, testing, or inspecting
Controlling fluid pressure in direct contact with molding...
264 404, 264 407, 264211, B29B 302
Patent
active
041016130
ABSTRACT:
There is disclosed a method of and apparatus for use in the production of shaped, high polymeric articles, particularly yarns, in which natural, thermo-plastic high polymeric material and a coloring agent are mixed together and the delivery of the coloring agent for mixing is controlled in dependence upon the rate at which the mixture is processed.
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patent: 3755516 (1973-08-01), Bonikowski et al.
patent: 3905937 (1975-09-01), Khanna
patent: 3984509 (1976-10-01), Hall et al.
Concorde Fibers Inc.
Woo Jay H.
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