发明名称 Single pump focused sampling
摘要 <p>An apparatus comprising first and second fluid intakes, a pump, and a sample chamber, may be positioned in a borehole penetrating a subterranean formation. A method of use thereof may comprise drawing fluid from the subterranean formation and into the first and second fluid intakes using the pump, discharging into the borehole at least a portion of the fluid drawn into the second fluid intake, and selectively diverting at least a portion of the fluid drawn into the first fluid intake to the sample chamber.</p>
申请公布号 GB201212907(D0) 申请公布日期 2012.09.05
申请号 GB20120012907 申请日期 2011.01.13
申请人 SCHLUMBERGER HOLDINGS LIMITED 发明人
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