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:
Oct. 04, 2022
Filed:
Jun. 17, 2020
Saudi Arabian Oil Company, Dhahran, SA;
Syed Muhammad Bin Syed Taha, Dhahran, SA;
Saudi Arabian Oil Company, Dhahran, SA;
Abstract
A method for wellbore fluid flow control in which a frangible flapper is disposed in a wellbore. The frangible flapper is engaged to a flow tube disposed within the wellbore to keep the frangible flapper in a biased open position to allow fluid flow through the wellbore. The method includes moving the flow tube longitudinally in a first direction within the wellbore and relative to the frangible flapper. The method includes responsive to moving the flow tube longitudinally in the first direction, disengaging the flow tube from the frangible flapper. The method includes responsive to disengaging the flow tube from the frangible flapper, causing the frangible flapper to move from the biased open position to an unbiased shut position. The method includes responsive to the frangible flapper moving to the unbiased shut position, stopping fluid flow within the wellbore from a downhole location downhole of the frangible flapper.