发明名称 Method and Apparatus for Local Supply of a Treatment Fluid to a Well Portion
摘要 An apparatus is for supplying a treatment fluid to a well portion. A container is provided with a fluid chamber which is in closable fluid communication with at least one first outlet, the fluid chamber being defined by front and rear pistons. The front piston, in a starting position, forms a fluid barrier between the fluid chamber and the at least one first outlet, and the rear piston is provided with a rear piston rod projecting from a rear container end. A method is for supplying a treatment fluid to a well portion.
申请公布号 US2014041873(A1) 申请公布日期 2014.02.13
申请号 US201214001717 申请日期 2012.02.23
申请人 LOVIK REIDAR;ARCHER NORGE AS 发明人 LOVIK REIDAR
分类号 E21B27/02;E21B37/06 主分类号 E21B27/02
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