Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 6, 2019
Patent Application Number
15788511
Date Filed
October 19, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present disclosure is for a vibratory downhole rotary apparatus. The apparatus includes a cylindrical hollow body, a stator disposed within the cylindrical hollow body and a rotor disposed within the stator. The apparatus also includes a flow resistance system to vary the resistance of fluid flow through the apparatus to increase and decrease backpressure across the apparatus.
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