Anti-blocking drainage device for hydraulic engineering construction
The invention discloses an anti-blocking drainage device for hydraulic engineering construction, and relates to the technical field of hydraulic engineering. An air bag ring is fixedly arranged around the bottom surface of a fixed plate; a box body is fixedly arranged on the upper side surface of th...
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Main Authors | , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
07.09.2021
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Subjects | |
Online Access | Get full text |
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