Foam products

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1977-10-07

1979-07-24

Coe, Philip R.

Agitating

Having specified feed means

Agitation of material in feeder or supply reservoir

261DIG26, 366177, 366270, 366314, 366328, 366604, B01F 308, B01F 718, B01F 1502

Patent

active

041621280

ABSTRACT:
Apparatus for manufacturing low density, cured urea/formaldehyde resin foams includes a centrifugal mixing head comprising a casing and an impeller rotatably mounted therein, the casing having an inlet directed generally axially with respect to the axis of rotation of the impeller and an outlet directed generally tangentially relative to said axis.

REFERENCES:
patent: 735364 (1903-08-01), Gold
patent: 1885416 (1932-11-01), Connelly
patent: 2706108 (1955-04-01), Miner
patent: 2860856 (1958-11-01), Bauer
patent: 3268212 (1966-08-01), Ziselberger
patent: 3330536 (1967-07-01), Efstathiou
patent: 3744763 (1973-07-01), Schnoring et al.
patent: 3998433 (1976-12-01), Iwako

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