An apparatus for testing a subterranean formation penetrated by a wellbore, comprising a tool having a sample flow line an inlet disposed with the tool and configured to establish fluid communication between the formation and the sample flow line to draw a fluid sample into the sample flow line, and an active filter positioned in the sample flow line and providing a filter flow route and a bypass flow route in the sample flow line.
申请公布号
US2011308787(A1)
申请公布日期
2011.12.22
申请号
US201113176974
申请日期
2011.07.06
申请人
BRIQUET STEPHANE;ZANCA KEVIN;EVANS, II WADE;SCHLUMBERGER TECHNOLOGY CORPORATION