US Patent 10584557 Debris preventing downhole air lock device and method
Patent 10584557 was granted and assigned to GEODynamics (company) on March, 2020 by the United States Patent and Trademark Office.
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Patent abstract
An air lock device for sealing a casing located inside a well, the air lock device including a body having a bore and configured to be attached with each end to the casing; a moving element located inside the bore; and a blocking element connected to the moving element, the blocking element preventing a fluid to pass through the bore of the body. The moving element forms an inner chamber with the body in which the blocking element is trapped after the blocking element is punctured by the moving element.
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Patent Inventor Names
Dennis Roessler0
Kevin George0
Raymond Shaffer0
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US Patent 10584557 Debris preventing downhole air lock device and method
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Patent applicant
Current assignee
Patent jurisdiction
Patent number
10584557
Date of patent
March 10, 2020
Patent application number
16191672
Date Filed
November 15, 2018
Patent primary examiner
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