Screw extruder for the processing of thermoplastic resins and si

Details Screw extruder for the processing of thermoplastic resins and si Screw extruder for the processing of thermoplastic resins and si

1979-03-06

1981-01-27

Jenkins, Robert W.

Agitating

Rubber or heavy plastic working

Stirrer is through-pass screw conveyor

366323, B28C 116

Patent

active

042472067

ABSTRACT:
A screw extruder of the type in which a pair of counter-rotating screws of progressively increasing diameter plasticize and extrude thermoplastic resins and in which an equal ratio of power conversion in shear and convective heating to throuput of material is obtained over the length of the screws.

REFERENCES:
patent: 3734472 (1973-05-01), Strohmeier
patent: 3782700 (1974-01-01), Wittrock
patent: 4047705 (1977-09-01), Hanslik

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