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:
Jul. 07, 2020
Filed:
Dec. 28, 2015
Applicant:
Ely and Associates, Llc, Houston, TX (US);
Inventor:
John W. Ely, Montgomery, TX (US);
Assignee:
Ely and Associates, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/138 (2006.01); E21B 29/02 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
E21B 33/138 (2013.01); E21B 29/02 (2013.01); E21B 43/261 (2013.01);
Abstract
Method is provided for preventing fluid from entering a well, such as a producing well, during a hydraulic fracturing treatment in another well completed in the same reservoir. Degradable ball sealers or degradable particulate material is injected into the well and pressure is maintained in the well during the fracturing treatment to prevent influx of fluid.