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:
Jul. 15, 2008
Filed:
Aug. 09, 2007
Applicants:
Gérard Daccord, Vauhallan, FR;
Jean-philippe Bedel, Noisy le Grand, FR;
Michel Ermel, St Lambert des Bois, FR;
Inventors:
Gérard Daccord, Vauhallan, FR;
Jean-Philippe Bedel, Noisy le Grand, FR;
Michel Ermel, St Lambert des Bois, FR;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/13 (2006.01); C04B 14/48 (2006.01); C04B 24/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The problem of fiber or particle settling in well cement slurries is addressed by providing a fluid containing two fiber components of differing properties. Such a well treatment fluid, comprising a base fluid; a first fiber component that it substantially more dense than the base fluid; and a second fiber component that has a density close to that of the base fluid and is relatively flexible.