Extruder screw

Details Extruder screw Extruder screw

1975-07-25

1977-01-04

Aegerter, Richard E.

259 9, 259 25, 259 45, 259 97, B29B 110

Patent

active

040008843

ABSTRACT:
An extruder screw for plastic extruding apparatus effects continuous separation of the molten plastic from the unmolten plastic with minimal interference with the flow of the plastic material being processed. Optionally, means are provided for additional mixing and homogenization of the molten plastic.

REFERENCES:
patent: 3271819 (1966-09-01), Lacher
patent: 3698541 (1972-10-01), Barr
patent: 3701512 (1972-10-01), Schippers et al.
patent: 3858856 (1975-01-01), Hsu
patent: 3867079 (1975-02-01), Kim

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