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:
Aug. 25, 2009
Filed:
May. 03, 2002
Applicants:
Christopher J. Nalepa, Baton Rouge, LA (US);
Joel F. Carpenter, Baton Rouge, LA (US);
Inventors:
Christopher J. Nalepa, Baton Rouge, LA (US);
Joel F. Carpenter, Baton Rouge, LA (US);
Assignee:
Albemarle Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 19/00 (2006.01); E21B 21/06 (2006.01); E21B 28/00 (2006.01); E21B 43/16 (2006.01); E21B 43/247 (2006.01); E21B 43/26 (2006.01); A01N 59/20 (2006.01); C11D 3/00 (2006.01); C11D 17/00 (2006.01); C02F 5/10 (2006.01); C09K 13/02 (2006.01); C09K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Processes for effecting biocidal activity in subterranean oil and gas wells being drilled, completed, worked over or produced are described. In general the process comprises blending with aqueous well fluid a biocidally-effective amount of a sulfamate stabilized, bromine-based biocide. Compositions comprised of aqueous well fluid blended with such aqueous biocides are also described.