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:
Jul. 04, 2023
Filed:
Jun. 18, 2021
Applicants:
Zhihui Zhang, Katy, TX (US);
Bin Zhu, Houston, TX (US);
Guijun Deng, The Woodlands, TX (US);
Zhiyue Xu, Cypress, TX (US);
Ronnie Russell, Cypress, TX (US);
Inventors:
Zhihui Zhang, Katy, TX (US);
Bin Zhu, Houston, TX (US);
Guijun Deng, The Woodlands, TX (US);
Zhiyue Xu, Cypress, TX (US);
Ronnie Russell, Cypress, TX (US);
Assignee:
BAKER HUGHES OILFIELD OPERATIONS LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); E21B 43/38 (2006.01);
U.S. Cl.
CPC ...
E21B 43/12 (2013.01); E21B 43/38 (2013.01);
Abstract
A flow control device including a flow channel having a housing defining an inside surface, the inside surface having an irregular helical structure of constant orthogonal cross-sectional dimensions.