Agitating – Having specified feed means – Responsive to condition sensor
Patent
1995-02-13
1996-04-30
Cooley, Charles E.
Agitating
Having specified feed means
Responsive to condition sensor
3661711, 3661831, B01F 1502
Patent
active
055118763
ABSTRACT:
Preparation device for mixing solid chemical components with water to obtain a solution for the liquid processing of a photographic material, which comprises a tank (12), an open-topped sub-tank (12) mounted in the tank at a level below the maximum level of liquid therein, a chute (16) for passing powder discharged on top of the device into the sub-tank, a mixer in the sub-tank for mixing powder with liquid contained in the sub-tank, and controls for controlling the operation of water supply (26), circulation (21) and mixing.
REFERENCES:
patent: 1374747 (1921-11-01), Seeley
patent: 1560826 (1925-11-01), Kirschbraun
patent: 1911644 (1933-05-01), Overbury
patent: 2171312 (1939-08-01), Meyers
patent: 3421538 (1969-01-01), Hembree
patent: 3738534 (1973-06-01), Abbott
patent: 4099267 (1978-07-01), King
patent: 4660990 (1987-04-01), Svensson
Dahlmann Dieter
Plessers Hendrik
Agfa-Gevaert N.V.
Cooley Charles E.
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