Pigment metering and mixing apparatus

Details Pigment metering and mixing apparatus Pigment metering and mixing apparatus

1975-08-27

1977-05-03

Aegerter, Richard E.

Conveyors: power-driven

Conveyor system for arranging or rearranging stream of items

By laterally or vertically moving successive items in...

198761, 259DIG41, B01F 500, B65G 2724

Patent

active

040210227

ABSTRACT:
Apparatus for continuously metering small amounts of comminuted plastic color pigment or concentrate in desired proportions to a volume of resin being supplied to an extruder. The feed of the color concentrate is accurately metered by a controlled electromagnetic vibrator and delivered into the resin feed throat of the extruder.

REFERENCES:
patent: 1997301 (1935-04-01), Kniffen et al.
patent: 2323864 (1943-07-01), Weyandt
patent: 2533331 (1950-12-01), Skinner
patent: 2918590 (1959-12-01), Gilbert
patent: 3050215 (1962-08-01), Williams
patent: 3532326 (1970-10-01), Schilling et al.
patent: 3814386 (1974-06-01), Guglietti

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