Patent ID: 6110367
Filing Date: 2000-08-29
Classification: E21B

Abstract:
A device for the treatment of drilling mud and cuttings, comprising a screen receiving used drilling mud and separating a screened drilling mud from a cuttings discharge, a centrifuge (10) positioned to receive the cuttings discharge from the screen and separate a further portion of drilling mud from cuttings, a degassing system (6) operatively associated with said screen, a discharge system receiving the drilling mud from the screen and centrifuge (10) and directing the drilling mud back to an active drilling mud system (13, 14), and a transport system (17) receiving the cuttings from the centrifuge (10) for transporting the cuttings, characterized by the screen comprising a rotating drum (3), said drum being situated in a mainly enclosed housing (1), said housing being connected to a vacuum suction system.