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. 18, 2016
Filed:
Jun. 06, 2014
Applicant:
Drover Energy Services Llc, Kilgore, TX (US);
Inventors:
Jeffrey L. Bolding, Kilgore, TX (US);
Joseph D. Clark, Kilgore, TX (US);
Assignee:
Drover Energy Services LLC, Kilgore, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 23/03 (2006.01);
U.S. Cl.
CPC ...
E21B 43/122 (2013.01); E21B 23/03 (2013.01);
Abstract
A device and method to lower the deepest gas lift location to a deeper location within the wellbore. Providing a bottom lift tool with flexible joints to sting into a side pocket mandrel to access annular high pressure gas. Diverting that gas into the stinger through the bottom lift tool down into the wellbore below the lowest end of the production tubular and the packer and preferably to at least the bottom of the perforations in the casing.