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:
Jan. 23, 2007
Filed:
Apr. 22, 2003
Applicants:
B. Raghava Reddy, Duncan, OK (US);
Bryan K. Waugh, Comanche, OK (US);
Inventors:
B. Raghava Reddy, Duncan, OK (US);
Bryan K. Waugh, Comanche, OK (US);
Assignee:
Halliburton Energy Services, Inc., Duncan, OK (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/12 (2006.01); C04B 24/04 (2006.01); E21B 33/138 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to hydraulic cement compositions comprising set-retarding additives and methods of retarding the set of a cement composition utilizing poly(amide) set-retarding additives and methods of cementing in subterranean zones utilizing a cement composition comprising a poly(amide) set-retarding additive.