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.

Date of Patent:
Mar. 22, 2005

Filed:

Oct. 01, 2002
Applicants:

William L. Vidrine, Spring, TX (US);

Tommy Grigsby, New Orleans, LA (US);

Ian Phillips, Aberdeen, GB;

Inventors:

William L. Vidrine, Spring, TX (US);

Tommy Grigsby, New Orleans, LA (US);

Ian Phillips, Aberdeen, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B043/10 ;
U.S. Cl.
CPC ...
Abstract

An apparatus and method of installing a casing string in a borehole, the apparatus comprising a propulsion system movable through the borehole; the propulsion system comprising an attachment member; and the attachment member being engagable with the casing string causing the casing string to move with the propulsion system through the borehole. The apparatus further including a conduit for circulating fluids through the propulsion system to provide the power to move the propulsion system. The propulsion system may also be disposable.


Find Patent Forward Citations

Loading…