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. 08, 2018
Filed:
Apr. 01, 2016
Applicant:
Dillon Cayer, Casper, WY (US);
Inventor:
Dillon Cayer, Casper, WY (US);
Assignee:
CREO, LLC, Casper, WY (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/10 (2006.01); E21B 33/03 (2006.01); E21B 43/12 (2006.01); E21B 17/00 (2006.01);
U.S. Cl.
CPC ...
E21B 19/10 (2013.01); E21B 33/03 (2013.01); E21B 43/127 (2013.01); E21B 17/00 (2013.01); E21B 2043/125 (2013.01);
Abstract
A portable lifting device is provided for adjusting pump spacing of a production well. The lifting device rests directly on a well head flange and provides an expansive force between the flange and a temporary polish rod clamp or collet device is attached to a polished rod extending into the well head. The device includes first and second hydraulic cylinders for simultaneously lifting the polished rod to provide a gap between a carrier bar and a polished rod clamp.