Abstract: Process for the oil extraction from oil sand comprising: mixing oil sand, cyclodextrin and water with one another to prepare a suspension, leaving it to stand or centrifuging it to separate into an oil, a water and a sand layers, and then collecting the oil layer.
Abstract: Process for the oil extraction from oil sand comprising: mixing oil sand, cyclodextrin, a hydrocarbon solvent, a flocculating agent and water with one another to prepare a suspension, leaving the suspension to stand or centrifuging it to separate into an oil, a water and a sand layer, and then collecting the oil layer.
Type:
Grant
Filed:
August 16, 1983
Date of Patent:
April 17, 1984
Assignees:
Rikagaku Kenkyusho, Ichiro Shibanai
Inventors:
Koki Horikoshi, Ichiro Shibanai, Takashi Kato
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