B - Operations – Transporting – 07 – B
Patent
B - Operations, Transporting
07
B
B07B 1/46 (2006.01) E21B 21/06 (2006.01)
Patent
CA 2614115
A filter screen to be used in conjunction with a shale shaker in removing solid matter from drilling fluids includes a filter plate having a plurality of perforations, a plurality of hold-down apertures, and a pair of end caps attached to the filter plate, wherein each end cap is configured to isolate the hold- down apertures from the plurality of perforations.
L'invention concerne un crible à plaque filtrante s'utilisant conjointement avec un tamis vibrant pour éliminer les matières solides de fluides de forage, et qui comprend une plaque filtrante comportant une pluralité de perforations, une pluralité d'ouvertures de retenue et deux couvercles d'extrémité fixés à la plaque filtrante, chaque couvercle d'extrémité étant conçu pour isoler les ouvertures de retenue de la pluralité des perforations.
Barrett Robert M.
Carr Brian S.
Kirby Eades Gale Baker
M-I Llc
LandOfFree
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