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. 16, 2021

Filed:

Oct. 21, 2016
Applicant:

National Oilwell Varco, L.p., Houston, TX (US);

Inventors:

Christopher Brian Walker, Cypress, TX (US);

Henry Do, Katy, TX (US);

Robert Ioan Papp, Houston, TX (US);

Mihail Puscas, Rosenberg, TX (US);

Calvin Ronald Blankenship, Katy, TX (US);

Assignee:

National Oilwell Varco, L.P., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/01 (2006.01); E21B 21/08 (2006.01); E21B 17/02 (2006.01); E21B 19/16 (2006.01); E21B 21/10 (2006.01); F16L 9/00 (2006.01);
U.S. Cl.
CPC ...
E21B 21/01 (2013.01); E21B 21/08 (2013.01); E21B 17/023 (2013.01); E21B 19/16 (2013.01); E21B 21/106 (2013.01); F16L 9/00 (2013.01);
Abstract

A gooseneck () and a power swivel () including a gooseneck () are disclosed. In an embodiment, the gooseneck includes an inlet section () including an inlet () and a first fluid flow path () extending from the inlet. In addition, the gooseneck includes an outlet section () coupled to the inlet section. The outlet section includes an outlet (). In addition, the outlet section () includes a second fluid flow path () extending axially from the outlet. The second fluid flow path is in fluid communication with the first fluid flow path. Further, the outlet section includes a radially outer surface () that includes a first polygonal section having a plurality of planar surfaces () joined at a plurality of corners ().


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