发明名称 CONTROL LINE OPERATING SYSTEM AND METHOD OF OPERATING A TOOL
摘要 A control line operating system includes a first piston having a first pressure face and a second pressure face, a first control line in operable communication with the first pressure face of the first piston, a second piston having a third pressure face and a fourth pressure face and a second control line in operable communication with the third pressure face of the second piston. Both the first piston and the second piston are in operable communication with a tool such that pressure increases in either the first control line or the second control line can cause actuation of the tool, the first control line is in operable communication with the fourth pressure face of the second piston and the second control line is in operable communication with the second pressure face of the first piston.
申请公布号 WO2015084529(A1) 申请公布日期 2015.06.11
申请号 WO2014US64081 申请日期 2014.11.05
申请人 BAKER HUGHES INCORPORATED 发明人 JONES, BRETT CULLEN;KUCERA, SAMUEL C.
分类号 E21B43/12;E21B21/08 主分类号 E21B43/12
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