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:
Jan. 19, 1993
Filed:
Oct. 31, 1991
Applicant:
Inventors:
Giin-Fa Fuh, Ponca City, OK (US);
Nobuo Morita, Houston, TX (US);
Donald L Whitfill, Ponca City, OK (US);
David A Strah, Ponca City, OK (US);
Assignee:
Conoco Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; E21B / ; E21B / ;
U.S. Cl.
CPC ...
175 72 ; 507104 ; 507140 ; 507126 ;
Abstract
Fracture initiation and propagation during drilling are prevented or inhibited by including an effective amount of a specially sized solid particulate loss prevention material in the drilling fluid prior to encountering formation breakdown in a susceptible zone.
Fuh, Giin-Fa. (1993). Method for inhibiting the initiation and propagation of formation (U.S. Patent No. 5180020). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5180020
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile