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:
Apr. 19, 2022
Filed:
Aug. 07, 2020
Applicants:
Ron Elkins, Aztec, NM (US);
Arthur Sullivan, Bloomfield, NM (US);
Inventors:
Ron Elkins, Aztec, NM (US);
Arthur Sullivan, Bloomfield, NM (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 23/00 (2006.01); F04B 47/12 (2006.01); E21B 33/12 (2006.01);
U.S. Cl.
CPC ...
E21B 43/121 (2013.01); E21B 23/00 (2013.01); F04B 47/12 (2013.01); E21B 33/12 (2013.01);
Abstract
A ball lift sleeve and retrieval tool comprising a sleeve for disposing in tubing of a well, the sleeve defining a first passage from a first proximal end to a first distal end, and a retrieval tool for disposing in the tubing of the well, the retrieval tool being separately moveable in the tubing between mated and unmated conditions with respect to the sleeve, the retrieval tool at least partially mating with the first distal end of the sleeve when in the mated condition and at least partially closing fluid communication through the passage of the sleeve when mated therewith.