Patent ID: 9638004
Date: 2017-05-02
CPC Classifications: E21B

Claim:
1. A downhole tool for use with a deployed plug, comprising: a mandrel defining an inner bore with an inner port, the inner port communicating fluid pressure in the inner bore with an inner space in the tool; a seat rotatably disposed in the inner bore of the mandrel and defining an interior passage therethrough, the interior passage having a seat profile for engaging the deployed plug; and first and second pistons connected to the seat and disposed in the inner space on opposing sides of the seat, the first and second pistons movable in opposing directions in the inner space of the tool in response to the communicated fluid pressure, the first and second pistons moved in a first of the opposing directions rotating the seat in a first rotation, the first and second pistons moved in a second of the opposing directions rotating the seat in a second rotation.