Recovery of oil from bituminous sands
United States Patent 2790750

Inventors:
Thornton, Eyre Robert
Publication Date:
04/30/1957
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Assignee:
Thornton, Eyre Robert
Primary Class:
Other Classes:
196/155, 210/195.100, 208/424, 210/179, 209/440
International Classes:
C10G1/04; C10G1/00
US Patent References:
2298015Scrubber
2334217Separating materials, segregating materials, and contacting materials
2489700Recovery of values from rock asphalt and like material
2538285Apparatus for separating solid materials