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. 25, 2001
Filed:
Aug. 09, 2000
Applicant:
Inventors:
Lance E. Brothers, Chickasha, OK (US);
Susan M. Turkett, Duncan, OK (US);
Barry B. Ekstrand, Katy, TX (US);
D. Chad Brenneis, Marlow, OK (US);
Jerry D. Childs, Duncan, OK (US);
Assignee:
Halliburton Energy Services, Inc., Duncan, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 7/345 ; C04B 2/806 ; E21B 4/300 ;
U.S. Cl.
CPC ...
C04B 7/345 ; C04B 2/806 ; E21B 4/300 ;
Abstract
The present invention provides light weight high temperature well cement compositions and methods. The compositions are basically comprised of calcium aluminate, ASTM class F fly ash and water.