| 摘要 |
<p>A method of screening solids from a solids-laden fluid with a shale shaker, which method comprises the steps of: (a) arranging a first screen and a second screen in said shale shaker such that part of said second screen underlies part of said first screen; (b) supplying a solids-laden fluid to said shale shaker; (c) vibrating said first and second screens; (d) passing said solids-laden fluid over said first screen; and (e) directing at least part of the fluid which flows through the first screen into a sump with a flow back pan which underlies that part of said first screen which overlies said second screen. <IMAGE></p> |
