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:
Oct. 07, 1997
Filed:
Apr. 20, 1995
Applicant:
Inventors:
Arthur Herman Hale, Houston, TX (US);
Kenneth Michael Cowan, Sugarland, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
166293 ; 166292 ;
Abstract
A drilling mud is converted in-situ to a cement by addition of blast furnace slag.
Hale, Arthur. (1997). Solidification of water based muds (U.S. Patent No. 5673753). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5673753
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile