B - Operations – Transporting – 07 – B
Patent
B - Operations, Transporting
07
B
B07B 1/28 (2006.01) E21B 21/06 (2006.01)
Patent
CA 2737406
An apparatus and method for separating solids from solids laden drilling fluid, the apparatus comprising a container (32) for containing solids laden drilling fluid and a fluid outlet (33) for facilitating flow of screened drilling fluid to exit the container (32), the container (32) having at least one screen assembly (10) therein for screening the solids laden drilling fluid and a motor apparatus (44) for moving said screen assembly characterised in that said at least onescreen assembly (10) comprises at least one paddle having screening apparatus, the at least one paddle moved by operation of said motor (44) to sweep said at least one paddle through said solids laden drilling fluid, drilling fluid flowing through said screening apparatus, screened drilling fluid flowing into said at least one paddle and preferably exiting through said fluid outlet (33).
La présente invention concerne un appareil et un procédé pour séparer des matières solides dun fluide de forage chargé de matières solides, lappareil comprenant un contenant (32) servant à contenir le fluide de forage chargé de matières solides et un orifice de sortie de fluide (33) servant à faciliter lécoulement du fluide de forage tamisé afin quil sorte du contenant (32), le contenant (32) possédant au moins un ensemble de tamis (10) servant à tamiser le fluide de forage chargé de matières solides et un appareil moteur (44) servant à déplacer ledit ensemble de tamis (10). Linvention est caractérisée en ce que ledit ou lesdites ensembles de tamis (10) comprennent au moins une palette présentant un appareil de tamisage, ladite ou lesdites palettes étant mises en mouvement par mise en marche dudit moteur (44) afin que ladite ou lesdites palettes balaient ledit fluide de forage chargé de matières solides, le fluide de forage chargé de matières solides sécoulant à travers ledit appareil de tamisage, le fluide de forage tamisé sécoulant dans ladite ou lesdites palettes et sortant de préférence via ledit orifice de sortie de fluide (33).
Mcfadden Fincham
National Oilwell Varco L.p.
LandOfFree
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