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:
Jun. 01, 2010

Filed:

Apr. 06, 2006
Applicants:

Robert George Tipton, Conroe, TX (US);

Carl W. Keith, Houston, TX (US);

Gerald A. Strenk, Jr., Spring, TX (US);

Inventors:

Robert George Tipton, Conroe, TX (US);

Carl W. Keith, Houston, TX (US);

Gerald A. Strenk, Jr., Spring, TX (US);

Assignee:

OTS International, Inc., Conroe, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 12/02 (2006.01); E21B 10/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

The fixed cutter drill bit disclosed utilizes a unique piloting section and reaming section carefully designed to impart several specific operational advantages. In the piloting section, cutting structures have been arranged so as to create offsetting cutting forces that result in a net zero imbalance during operation. Furthermore, the piloting section utilizes carefully placed shock studs which aid in protecting the primary cutting structure. In addition, the location of the fluid supply nozzles on the body of the reamer section serves to indicate the occurrence of a catastrophic cutting structure failure below the pilot gage.


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