发明授权
US5534163A Center column extension for a clarifier 失效
用于澄清池的中心柱扩展

Center column extension for a clarifier
摘要:
A clarifier having a center column is provided with means in the form of a center column extension which may be attached to the center column to allow repairs or maintenance to be conducted on the clarifier inlet piping without shutting down the operation of the clarifier.
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