Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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Filing date
Publication date
Application filed by Sumitomo Chemical Co LtdfiledCriticalSumitomo Chemical Co Ltd
Priority to JP352176ApriorityCriticalpatent/JPS5287857A/en
Publication of JPS5287857ApublicationCriticalpatent/JPS5287857A/en
PURPOSE: To enable preventing foam from forming physically and less expensively in drainage by providing a sampling pit including a movable weir so that water surface becomes higher than the inlet of the drainage and a pit so that the outlet of the drainage is lower than the sea surface.
COPYRIGHT: (C)1977,JPO&Japio
JP352176A1976-01-141976-01-14Device for preventing foam of drainage from forming
PendingJPS5287857A
(en)