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:
Oct. 22, 2013
Filed:
Aug. 21, 2012
Applicant:
Joseph Parlin, Carrollton, TX (US);
Inventor:
Joseph Parlin, Carrollton, TX (US);
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of controllably milling a window in at least a portion of a cased wellbore comprises: interconnecting a mill advancing device and a mill; applying a pressure differential between the mill advancing device and the mill, wherein the application of the pressure differential causes a downward movement of the mill advancing device and the mill; and causing the mill to engage the at least a portion of the cased wellbore.