发明名称 MULTIFUNCTION DOWNHOLE PLUG
摘要 A downhole plug and method of activating multiple downhole tools in a subterranean formation are disclosed. The plug includes a detachable ring that enables the plug to land in and engage at least two different seats, each seat having a different profile. This in turn enables the plug to activate at least two separate downhole devices, one in an upper downhole tool and one in a lower downhole tool. The ring separates from the plug once a certain pressure is reached in the wellbore enabling the plug to travel downhole from the upper tool to the lower tool to activate the device in the lower downhole tool.
申请公布号 WO2016153521(A1) 申请公布日期 2016.09.29
申请号 WO2015US22723 申请日期 2015.03.26
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 MAKOWIECKI, Gary, Joe;STAIR, Todd, Anthony
分类号 E21B33/12;E21B34/06 主分类号 E21B33/12
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