Testing device for water injection test and testing method thereof
The invention provides a testing device for a water injection test and a testing method thereof.The device comprises a water stop sealing air bag which is movably arranged in a drill hole and can be inflated and expanded at a first set position in the drill hole and make contact with the hole wall o...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
06.09.2022
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Subjects | |
Online Access | Get full text |
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