Patent ID: 11933132
Assignee: LONGBOW COMPLETION SERVICES, LLC
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A plug configured to isolate formation zones within a wellbore, the plug comprising:
a flow control subassembly configured to control the flow of fluid through the plug, the flow control subassembly comprising:
a central chamber;
a ball; and
an offset chamber connected to the central chamber, wherein the offset chamber includes a ball release mechanism that is configured to selectively release the ball from the offset chamber into the central chamber,
wherein the ball release mechanism comprises either a shear screw or a shearing ring and wherein the shear screw or the shearing ring is exposed to a threshold rupture force produced in part by a suction force acting on an interior side of the ball, where the suction force is generated by the movement of fluid through the central chamber; and
an anchoring subassembly configured to secure the plug in the wellbore.