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:
Nov. 11, 1997
Filed:
Jun. 15, 1995
Applicant:
Inventors:
William Charles Richardson, Bellaire, TX (US);
Donald Stephen Mims, Houston, TX (US);
Kevin David Kimber, Sugar Land, TX (US);
Arthur Ruch Deemer, Bakersfield, CA (US);
Assignee:
Texaco Inc., White Plains, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166272 ; 166303 ;
Abstract
A method of enhancing recovery of viscous petroleum is provided. A hydrocarbons mixture comprising hydrocarbons having a selected range of boiling points, all higher than that of water, is injected at relatively low concentrations along with steam. The range and distribution of hydrocarbon boiling points in the mixture to be injected may be selected by experiment or calculations.
Richardson, William. (1997). Hydrocarbon-assisted thermal recovery method (U.S. Patent No. 5685371). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5685371
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile