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:
Sep. 30, 2014

Filed:

Oct. 06, 2010
Applicants:

Gary E. Jenneman, Bartsville, OK (US);

Anne Greene, Calgary, CA;

Gerrit Voordouw, Calgary, CA;

Inventors:

Gary E. Jenneman, Bartsville, OK (US);

Anne Greene, Calgary, CA;

Gerrit Voordouw, Calgary, CA;

Assignees:

ConocoPhillips Company, Houston, TX (US);

University Technologies International, Inc., Calgary, Alberta, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 33/00 (2006.01); A61K 33/24 (2006.01); A61K 31/275 (2006.01); A61K 31/4164 (2006.01); A61K 31/425 (2006.01); A61K 33/42 (2006.01); A61K 45/06 (2006.01);
U.S. Cl.
CPC ...
A61K 31/425 (2013.01); A61K 31/275 (2013.01); A61K 33/42 (2013.01); A61K 33/00 (2013.01); A61K 31/4164 (2013.01); A61K 45/06 (2013.01);
Abstract

Biogenic sulfide production is synergistically inhibited by treating sulfate-reducing bacteria (SRB) with a biocide and a metabolic inhibitor. The biocide directly kills a first portion of the SRB. The metabolic inhibitor inhibits sulfate-reducing growth of a second portion of the SRB without directly killing the second portion of the SRB. The treatment of SRB with both a biocide and a metabolic inhibitor provides effective biogenic sulfide inhibition at significantly lower concentrations than would be required if the biocide or metabolic inhibitor was used alone.


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