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:
Dec. 30, 2008
Filed:
Jan. 30, 2006
Applicants:
Keng Seng Chan, Kuala Lumpur, MY;
Youssef Elmarsafawi, Al-Khobar, MY;
Inventors:
Keng Seng Chan, Kuala Lumpur, MY;
Youssef Elmarsafawi, Al-Khobar, MY;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C04B 7/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to composition particularly suitable for squeeze cementing operations at temperature above 160 ° C. This composition comprises an aqueous base, a liquid set-retarder and a solid phase including a blend of micro fine alumina, micro fine silica and a micro fine cementitious material.