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:
Apr. 05, 2022

Filed:

Apr. 14, 2020
Applicant:

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

Inventors:

Handoko Tirto Santoso, Houston, TX (US);

Lonnie Carl Helms, Humble, TX (US);

Tor Sigve Saetre, Spring, TX (US);

Frank Vinicia Acosta, Spring, TX (US);

Thomas Zachary Vonk, Houston, TX (US);

Rajesh Parameshwaraiah, Houston, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/124 (2006.01); E21B 33/14 (2006.01); E21B 33/129 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1208 (2013.01); E21B 33/124 (2013.01); E21B 33/14 (2013.01); E21B 33/1294 (2013.01);
Abstract

A dual plug system comprises a bottom plug and a top plug. The bottom plug comprises, a bottom plug mandrel, a plurality of first fins, and a first seat. The plurality of first fins is disposed between a first end and a second end of the bottom plug mandrel, and the first seat is disposed at the second end The top plug comprises a first end and a second end. The top plug further comprises a top plug mandrel, a plurality of second fins, a collar, and a sleeve. The plurality of second fins is disposed around the top plug mandrel covering at least a portion of the length of the top plug mandrel, and the collar is coupled to the top plug mandrel The dual plug system further comprises a connector, wherein the connector is coupled to the first end of the top plug.


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