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:
Aug. 09, 2011
Filed:
Aug. 08, 2007
Applicant:
Boris (Bruce) P. Cherewyk, Calgary, CA;
Inventor:
Boris (Bruce) P. Cherewyk, Calgary, CA;
Assignee:
Isolation Equipment Services Inc., Calgary, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wear-resistant sealing system for introducing fracturing fluids to a wellhead comprising a tubular connector having a retaining shoulder and bridging a flange interface created between a frachead and a lower tubular structure. The tubular connector has upper and lower sealing elements above and below the flange interface and forms a contiguous bore for fluid communication of the fracturing fluids from the frachead to the lower tubular structure and wellhead.
Cherewyk, Boris (Bruce). (2011). System and apparatus for sealing a fracturing head to a wellhead (U.S. Patent No. 7992635). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7992635
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile