Leaking stoppage material for malignant leakage
The invention discloses a leaking stoppage material for malignant leakage, and belongs to the technical field of well drilling leaking stoppage. The leaking stoppage material for malignant leakage is composed of a dry material and a medium, the medium is common silicone oil, and 200-500 g/L of the d...
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Format: | Patent |
Sprache: | chi ; eng |
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