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洗井防污染丢手分采管柱设计与应用

Oil Field Equipment(2011)

Cited 2|Views34
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Abstract
设计了一种新型丢手分层采油工艺管柱,由Y445型丢手自验封封隔器+Y441型自验封封隔器+压差常通阀组成,可实现在洗井过程中保护油层不受污染。使用该管柱进行检泵作业可不动卡层管柱,只需将抽油泵管柱提出,能够保证作业的可靠性,还可避免沉积物在管柱底部的堆积。
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processing string,packer,valve,production,oil zone protection
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