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:
Mar. 22, 2022
Filed:
Dec. 22, 2017
Evolution Engineering Inc., Calgary, CA;
Luke A. Stack, Calgary, CA;
Aaron W. Logan, Calgary, CA;
Justin C. Logan, Calgary, CA;
Patrick R. Derkacz, Calgary, CA;
Gavin Gaw-Wae Lee, Calgary, CA;
Hasan Alper Hepguvendik, Mississauga, CA;
Mojtaba Kazemi Miraki, Calgary, CA;
Daniel W. Ahmoye, Calgary, CA;
Kurtis K. L. West, Calgary, CA;
Angelica J. B. Francoeur, Calgary, CA;
Evolution Engineering Inc., Calgary, CA;
Abstract
One or more seals may be provided in a gap sub to prevent the ingress of drilling fluid into an insulating gap between a male member of the gap sub and a female member of the gap sub. A first seal may comprise an internal gap sub seal provided near the tip of the male member of the gap sub. A second seal may comprise an external gap sub seal provided near the tip of the female member of the gap sub. The first and second seals may comprise non-conductive materials. The first and second seals may each comprise one or more O-rings. The first and second seals may comprise one or more lips, protrusions or flanges to engage the male and/or female members of the gap sub for maintaining contact with the male and/or female members during deformation of the gap sub.