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:
Aug. 09, 1988
Filed:
Sep. 24, 1987
Applicant:
Inventors:
Andrew H Falls, Sugarland, TX (US);
Myron I Kuhlman, Houston, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166268 ; 166279 ; 166902 ; 252-8554 ; 252-8555 ;
Abstract
In a carbonated waterflood oil recovery process the corrosivity of a premixed solution is reduced by dissolving the CO.sub.2 in water containing enough sodium carbonate or bicarbonate to maintain a pH of at least about 4.
Falls, Andrew. (1988). Oil recovery with water containing carbonate salt and co.sub.2 (U.S. Patent No. 4762178). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4762178
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile