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.:

US 6968898 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 29, 2005

Filed:

Jun. 28, 2002
Applicants:

Bradley L. Todd, Duncan, OK (US);

Donald L. Whitfill, Kingwood, TX (US);

Jimmie B. Lawson, Houston, TX (US);

Inventors:

Bradley L. Todd, Duncan, OK (US);

Donald L. Whitfill, Kingwood, TX (US);

Jimmie B. Lawson, Houston, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B021/14 ; E21B031/03 ; C09K007/02 ;
U.S. Cl.
CPC ...
Abstract

A system and method for removing particles from a well bore penetrating a possible hydrocarbon producing formation, according to which drilling fluid is mixed with a weighted material, and the mixture is introduced into a well bore so that the mixture scours any particles accumulated in the well bore. A well-completion fluid is introduced into the well bore that dissolves the weighted material.


Find Patent Forward Citations

Todd, Bradley. (2005). System and method for removing particles from a well bore penetrating a possible producing formation (U.S. Patent No. 6968898). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6968898

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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