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temporary plugging with physio-chemical film
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temporary plugging with physio-chemical film
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工学
物理化学膜暂堵技术
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temporary plugging with physio-chemical film
物理化学膜暂堵技术
采取物理与化学相结合的方法,在油气层井壁岩石上形成一层光滑、致密、结合力强的薄膜,阻止钻井液对油气层损害,完钻后通过自降解、返排、射孔等方法解除薄膜堵塞的工艺措施。
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