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. 26, 1985
Filed:
Sep. 24, 1982
Applicant:
Inventors:
Carter G Naylor, Austin, TX (US);
David R McCoy, Austin, TX (US);
Assignee:
Texaco, Inc., White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
252 / ; 166275 ; 2605 / ;
Abstract
Petroleum may be recovered from petroleum containing formations having high salinity and/or high temperature by injecting into the formation an aqueous fluid containing an effective amount of a surface active agent characterized by the formula: ##STR1## wherein R is an alkyl or dialkyl containing from 4 to 24 carbon atoms; n is an integer of from 2 to 4; m is an integer of from 1 to 50; and M is a cation.
Naylor, Carter. (1985). Oil recovery method utilizing an alkylphenyl ether propane sulfonate (U.S. Patent No. 4507211). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4507211
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile