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.:
Date of Patent:
May. 12, 2020
Filed:
Sep. 29, 2017
Applicant:
Wellbore Integrity Solutions Llc, Houston, TX (US);
Inventors:
Zhenbi Su, Spring, TX (US);
Vijayakumar Palani, The Woodlands, TX (US);
Sudarsanam Chellappa, Houston, TX (US);
Jianbing Hu, Houston, TX (US);
Christopher Glass, Willis, TX (US);
Timothy Andrew Burdett, Houston, TX (US);
Assignee:
Wellbore Integrity Solutions LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 29/06 (2006.01); E21B 7/06 (2006.01); E21B 10/26 (2006.01); E21B 10/43 (2006.01); E21B 29/00 (2006.01);
U.S. Cl.
CPC ...
E21B 29/002 (2013.01); E21B 7/061 (2013.01); E21B 10/26 (2013.01); E21B 29/06 (2013.01);
Abstract
Systems, tools, and methods include using a milling assembly with a mill having multiple, different types of cutting element inserts. A gage region of the mill includes a first type of cutting element insert, and a shoulder region of the mill includes a second type of cutting element insert. One cutting element insert may include chip-breaking features, and the other may be a shear or gouging cutting element.