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:
Apr. 22, 2003
Filed:
Jul. 17, 2001
Applicant:
Inventor:
Michael E. Vienot, Bartlesville, OK (US);
Assignee:
ConocoPhillips Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 4/322 ;
U.S. Cl.
CPC ...
E21B 4/322 ;
Abstract
Fluid profile in an oil field waterflood operation is controlled after water breakthrough occurs by injecting a hydrate forming hydrocarbon gas into the highly permeable breakthrough zone. The injected gas on contact with water in the breakthrough zone forms a solid gas hydrate to restrict fluid flow in the breakthrough zone.