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7431846 Method for concentrating solids from drilling slurry  
An apparatus to separate solids from drilling slurry, having an inlet positioned over an outlet of a concentration tank to displace water that would otherwise enter the down-stream centrifuges....
7404903 Drill cuttings treatment system  
A process for the separation of oil from invert mud drill cuttings. Invert mud drill cuttings are supplied to a mixing chamber of a jet pump. The invert mud drill cuttings are agitated within the...
Matches 1 - 2 out of 2