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:
Nov. 23, 1999
Filed:
Jul. 08, 1997
Applicant:
Inventors:
Robert B Carpenter, Allen, TX (US);
J Benjamin Bloys, Plano, TX (US);
David L Johnson, Dallas, TX (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; E21B / ;
U.S. Cl.
CPC ...
106811 ; 106718 ; 106719 ; 106803 ; 106819 ; 106823 ;
Abstract
A cement slurry composition suitable for well bore cementation is provided containing as an essential component a synthetic hectorite clay in amount sufficient to reduce free water formation and solids segregation.
Carpenter, Robert. (1999). Cement composition (U.S. Patent No. 5989336). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5989336
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile