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:
May. 31, 2022

Filed:

Jun. 11, 2020
Applicant:

Frank's International Llc., Houston, TX (US);

Inventor:

Lee Morgan Smith, Anchorage, AK (US);

Assignee:

FRANK'S INTERNATIONAL LLC., Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 10/46 (2006.01); E21B 12/04 (2006.01); E21B 17/10 (2006.01); E21B 10/26 (2006.01); E21B 7/28 (2006.01);
U.S. Cl.
CPC ...
E21B 10/46 (2013.01); E21B 7/28 (2013.01); E21B 10/26 (2013.01); E21B 12/04 (2013.01); E21B 17/1078 (2013.01);
Abstract

A ruggedized bidirectional cutting system with an outer wear band having a first blade-free fitting section engaging within the drill string and a first cutting section integral with the first blade-free fitting section. The first cutting section has a plurality of blades, each blade with two cutting portions extending at defined cutting angles and a blade cutting portion extending at a third angle from the longitudinal axis different from the first and second angles. Each blade has cutting inserts. A plurality of flutes are formed between pairs of blades to stabilizes and protects bottom hole equipment while a wellbore completes directional drilling objectives.


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