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. 05, 2022
Filed:
Nov. 23, 2020
Applicant:
Exacta-frac Energy Services, Inc., Conroe, TX (US);
Inventor:
Joze John Hrupp, Montgomery, TX (US);
Assignee:
EXACTA-FRAC ENERGY SERVICES, INC., Conroe, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/128 (2006.01); E21B 34/14 (2006.01);
U.S. Cl.
CPC ...
E21B 33/128 (2013.01); E21B 34/14 (2013.01); E21B 2200/06 (2020.05);
Abstract
An uphole end for a compression-set straddle packer has a multicomponent mandrel and a multicomponent sliding sleeve that reciprocates within a limited range on the multicomponent mandrel. A bias element constantly resists relative movement between the multicomponent mandrel and the multicomponent sliding sleeve.