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water gate valve without suspension of water supply
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Smart Automatic Drainage System for Water Distribution Network
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The water valve for the boundary valve with drainage function
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Water shock releasing device inside pipe
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Water shock mitigation device with quick-open relief valve
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Half-pipe skimmer and water treatment device having the same
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Portable butterfly valve with removable flange for easy attachment and detachment
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Apparatus for purification water absorption uniform of multi-stage upstream easy to disadhesion
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High efficiency water treatment system
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