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:
Jan. 26, 2021
Filed:
Nov. 07, 2017
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Nasser Mubarak Al-Hajri, Abqaiq, SA;
Mohammed D. Al-Ajmi, Al Khobar, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/00 (2012.01); E21B 43/12 (2006.01); E21B 47/06 (2012.01); E21B 47/10 (2012.01); E21B 49/00 (2006.01); E21B 41/00 (2006.01); E21B 47/117 (2012.01);
U.S. Cl.
CPC ...
E21B 47/00 (2013.01); E21B 43/12 (2013.01); E21B 41/00 (2013.01); E21B 47/06 (2013.01); E21B 47/10 (2013.01); E21B 47/117 (2020.05); E21B 49/00 (2013.01);
Abstract
Techniques to determine wellbore leak crossflow rate between formations in an injection well are described. The techniques repurpose well performance principles to achieve the objective of cross flow rate quantification without the need to run a flowmeter.