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. 28, 2017

Filed:

Mar. 01, 2014
Applicant:

Drilformance Technologies, Llc, Houston, TX (US);

Inventors:

Sean Gillis, Beaumont, CA;

Matt Mangan, Edmonton, CA;

Assignee:

DRILFORMANCE TECHNOLOGIES, LLC, Houston, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/24 (2006.01); E21B 44/00 (2006.01); E21B 10/08 (2006.01);
U.S. Cl.
CPC ...
E21B 7/24 (2013.01); E21B 10/083 (2013.01); E21B 44/00 (2013.01);
Abstract

A drilling apparatus including a drill bit and a nutation device. The drilling apparatus is configured to enable the drill bit to be rotated at a rotation frequency while the nutation device simultaneously nutates the drill bit at a nutation frequency. The nutation device may include a vibrating device for imposing vibrations upon the drilling apparatus at a vibration frequency, thereby causing nutation of the drill bit at the nutation frequency. The drilling apparatus may include a tuning mechanism for tuning the vibration frequency of the vibrating device. A method including rotating a drill bit at a rotation frequency and simultaneously nutating the drill bit at a nutation frequency.


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