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. 05, 2005
Filed:
Oct. 25, 2002
Applicant:
Carl T. Montgomery, Bartlesville, OK (US);
Inventor:
Carl T. Montgomery, Bartlesville, OK (US);
Assignee:
ConocoPhillips Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B043/22 ;
U.S. Cl.
CPC ...
Abstract
A method for enhancing the productivity of a subterranean well comprising passing a solvent out of a string of production casing through perforations proximate an unfractured soluble formation, dissolving a region of the soluble formation to create a cavity therein, and increasing the size of the cavity until the subterranean formation proximate the cavity collapses.