The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 24, 1981
Filed:
Apr. 12, 1979
Applicant:
Inventors:
J William Fishback, Arvada, CO (US);
Dennis E Petticrew, Denver, CO (US);
Assignee:
The Superior Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B03B / ; C10G / ;
U.S. Cl.
CPC ...
209-2 ; 209 17 ; 209269 ; 208 / ;
Abstract
A beneficiation process for increasing the oil content of clay-bearing oil shale ore wherein the oil shale ore is subjected to an aqueous medium, agitated to disintegrate at least a portion of the clay, and the disintegrated clay is separated from the remaining oil shale to yield an oil shale having a greater amount of recoverable hydrocarbon values per ton than the unprocessed oil shale ore.