Extrusion apparatus

Details Extrusion apparatus Extrusion apparatus

1976-04-12

1978-11-14

Jenkins, Robert W.

Agitating

Rubber or heavy plastic working

Stirrer is through-pass screw conveyor

366146, 366318, B29B 106, B01F 708

Patent

active

041253337

ABSTRACT:
An apparatus useful for the extrusion of high melting slippery plastic resins comprising a screw element which operates rotatably within a close-fitting barrel having cut into the interior surface thereof a shallow and narrow groove of the same hand and substantially the same lead as the screw element.

REFERENCES:
patent: 2639464 (1953-05-01), Magerkurth
patent: 2787022 (1957-04-01), Chisholm
patent: 3164375 (1965-01-01), Frenkel

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