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. 10, 2010
Filed:
May. 04, 2010
Applicants:
Robert Williams, Houston, TX (US);
Emmanuel Therond, Houston, TX (US);
Terry Dammel, Houston, TX (US);
Mitchell Gentry, Midland, TX (US);
Inventors:
Robert Williams, Houston, TX (US);
Emmanuel Therond, Houston, TX (US);
Terry Dammel, Houston, TX (US);
Mitchell Gentry, Midland, TX (US);
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/467 (2006.01); C04B 7/00 (2006.01); C04B 14/00 (2006.01); E21B 47/12 (2006.01); E21B 33/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
Method for cementing a well comprising a hydraulic cement, water, carbon fiber and graphite are provided. The synergy achieved from combining fibers and particulates into the same sample results in a composite slurry with improved electrical properties and easy-to-optimize rheologies. Method for measuring resistivity through casing thanks to the nature of the cement composition is also provided.