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:
Jul. 23, 2024
Filed:
Mar. 04, 2022
Trc Operating Company, Inc., Taft, CA (US);
Charles H. Comfort, III, Taft, CA (US);
Tracy D. Rogers, Taft, CA (US);
Ronnie D. Rogers, Taft, CA (US);
Aaron T. Rhoten, Taft, CA (US);
Michael P. Doyle, Carmel, CA (US);
Leland Doyle, Phoenix, AZ (US);
Tyler R. Plunkett, Bakersfield, CA (US);
Charles H. Comfort, IV, Bakersfield, CA (US);
TRC OPERATING COMPANY, INC., Taft, CA (US);
Abstract
A process for extracting crude oil from a solid, oil bearing diatomaceous earth. In the process includes the step (a) of mixing crude oil-bearing diatomaceous earthwith a heated solvent such as toluene to reduce the size of the oil-bearing diatomaceous earthand release crude oil into the solvent, step (b) of adding water to the size reduced solid and solvent mixture of step (a) to yield a mixture of crude oil+solvent+water+sized reduced diatomaceous earth, step (c) of passing the mixture of crude oil+solvent+water+sized reduced diatomaceous earthfrom step (b) through a cyclone separator to remove residual solids and to yield crude oil+solvent; and step (d) of passing the crude oil+solvent mixture of step (c) through a solvent stripper to remove solvent from the crude oil and to yield substantially diatomaceous earthand solvent free crude oil.