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:
Apr. 21, 1992
Filed:
Nov. 20, 1990
Applicant:
Inventors:
Windal S Bray, Cypress, TX (US);
William R Wood, Rosegate Spring, TX (US);
Assignee:
BJ Services Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
166279 ; 166293 ;
Abstract
A fluid loss and dispersant intensifier and method are shown for use in cementing oil and gas well bores. The intensifier includes an ethoxylate and a sulfonated dispersant type material. The intensifier package provides effective fluid loss control without adversely affecting the viscosity of the cement slurry.
Bray, Windal. (1992). Well cementing method using a dispersant and fluid loss intensifier (U.S. Patent No. 5105885). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5105885
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile