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. 29, 1992
Filed:
Aug. 26, 1991
Applicant:
Inventors:
John Burkhalter, Duncan, OK (US);
Jolinda K Suson, Duncan, OK (US);
Assignee:
Halliburton Company, Duncan, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
106822 ; 106718 ; 106719 ; 106724 ; 106729 ; 106730 ; 106803 ; 106804 ; 106805 ; 106807 ; 106811 ; 106823 ; 106D / ; 166293 ;
Abstract
Oil field cement liquid fluid loss control additives and methods of field preparing such additives prior to preparing a cement composition containing the additive are provided. The method of field preparing the liquid fluid loss control additive comprises admixing an organophilic clay suspending agent with a liquid hydrocarbon, combining a surfactant with the mixture and then combining at least one hydrophilic polymer with the mixture to form the additive.