发明名称 METHOD AND APPARATUS FOR SEPARATING SOLIDS FROM SOLIDS LADEN DRILLING FLUID
摘要 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).
申请公布号 CA2737406(C) 申请公布日期 2013.12.03
申请号 CA20092737406 申请日期 2009.10.09
申请人 NATIONAL OILWELL VARCO, L.P. 发明人 BURNETT, GEORGE ALEXANDER
分类号 B07B1/28;E21B21/06 主分类号 B07B1/28
代理机构 代理人
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