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.

Date of Patent:
Mar. 05, 2019

Filed:

May. 05, 2014
Applicant:

Halliburton Energy Services, Inc, Houston, TX (US);

Inventors:

Nicolas A. Rogozinski, Spring, TX (US);

Henry E. Rogers, Duncan, OK (US);

Phillip D. Standifer, Duncan, OK (US);

Gary J. Makowiecki, Spring, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/068 (2006.01); E21B 33/12 (2006.01); E21B 34/02 (2006.01); E21B 33/05 (2006.01); E21B 33/14 (2006.01); E21B 34/10 (2006.01);
U.S. Cl.
CPC ...
E21B 33/068 (2013.01); E21B 33/05 (2013.01); E21B 33/12 (2013.01); E21B 33/14 (2013.01); E21B 34/102 (2013.01);
Abstract

A cement head system for wellbores and method for maintaining dynamic fluid flow therethrough, wherein a base station wirelessly drives a control sequence to (1) open cement slurry valves to actuate external visual valve indicators, (2) open upper and lower safety valves, to actuate external visual safety valve indicators, (3) open a lower release chamber to actuate an external chamber visual indicator and to release a plug that triggers an external flipper visual indicator, (4) reset the external flipper visual indicator, (5) open an upper release chamber to actuate an external chamber visual indicator and to release a plug that triggers the external flipper visual indicator; and (6) open and close a release mechanism for each of the upper and lower chamber while pumping a flush fluid through the cement head. Each valve, the release mechanisms and flipper have a controller controlled by the base station.


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