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:
Sep. 11, 2018
Filed:
Oct. 10, 2016
Applicant:
M-i Drilling Fluids Uk Limited, Aberdeen, GB;
Inventor:
David Anthony Ballard, Stonehaven, GB;
Assignee:
M-I Drilling Fluids UK Limited, Aberdeen, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/138 (2006.01); E21B 43/22 (2006.01); E21B 21/00 (2006.01); C09K 8/32 (2006.01); C09K 8/035 (2006.01);
U.S. Cl.
CPC ...
C09K 8/32 (2013.01); C09K 8/035 (2013.01); E21B 21/003 (2013.01); E21B 33/138 (2013.01); C09K 2208/08 (2013.01); C09K 2208/10 (2013.01);
Abstract
Methods for reducing loss of wellbore fluid to formation may include pumping an oil-based wellbore fluid into the wellbore, where the wellbore includes an oleaginous continuous phase and a plurality of modified brine phases dispersed in the oleaginous continuous phase.