Patent ID: 9422809
Filing Date: 2016-08-23
CPC Classification: E21B

Claim Text:
1. A fluid pressure pulse generator system comprising: (a) a stator comprising a stator body with a circular opening therethrough and one or more than one full flow chamber; (b) a first rotor comprising a first circular rotor body rotatably receivable in the circular opening of the stator body, the first rotor body comprising one or more than one first fluid opening for flow of fluid therethrough; and (c) a second rotor comprising a second circular rotor body rotatably receivable in the circular opening of the stator body, the second rotor body comprising one or more than one second fluid opening for flow of fluid therethrough, a flow area of the second fluid opening being less than a flow area of the first fluid opening; wherein the first and second rotors are rotatable between: