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.

Date of Patent:
Mar. 05, 2024

Filed:

May. 10, 2019
Applicant:

Bp Exploration Operating Company Limited, Middlesex, GB;

Inventors:

Stuart William Day, Middlesex, GB;

Christopher Kylie Mair, Scotland, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/38 (2006.01); E21B 43/16 (2006.01); E21B 43/20 (2006.01); G01V 3/38 (2006.01);
U.S. Cl.
CPC ...
E21B 43/385 (2013.01); E21B 43/16 (2013.01); E21B 43/20 (2013.01); G01V 3/38 (2013.01);
Abstract

A method of dynamically allocating a total amount of produced water (PW) from a reservoir during enhanced oil recovery (EOR) via a low salinity or softened water EOR flood by receiving measurement data; receiving reservoir configuration information comprising: an EOR injection rate associated with one or more EOR injection zones, a disposal zone injection rate associated with one or more disposal injection zones, and a non-reinjection disposal rate associated with one or more non-reinjection disposal routes; determining a blending rate comprising at least a portion of the PW production rate and at least a portion of the low salinity or softened water injection rate to provide a blended injection fluid; blending at least a portion of the PW with at least a portion of the low salinity or softened water at the blending rate; and dynamically allocating the PW production rate among injection and/or non-reinjection routes.


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