Liquid purification or separation – With movable support – Float
Patent
1979-07-12
1980-12-30
Granger, Theodore A.
Liquid purification or separation
With movable support
Float
210408, 210923, E02B 1504
Patent
active
042422027
ABSTRACT:
A floating body the buoyancy of which may be controlled comprises a tubular housing for a driven conveyor screw operating adjacent the lower portion of a funnel having its upper edge positioned in a layer of oilspills to be skimmed. Intermediate the funnel and a discharge opening with a hose connector the housing is provided with a laterally extending casing surrounding a freely rotatable restrainer and scraper disc having notches in its peripheral portion to be engaged by the screw threads.
REFERENCES:
patent: 3358838 (1967-12-01), Kosar et al.
patent: 3536199 (1970-10-01), Cornelius
patent: 3700109 (1972-10-01), Lasko
patent: 3702297 (1972-11-01), Maksimi, Jr.
patent: 3838775 (1974-10-01), Larsson
patent: 3907684 (1975-09-01), Galiua
patent: 4021344 (1977-05-01), Webb
patent: 4151081 (1979-04-01), Bolli
A/S De Smithske
Granger Theodore A.
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