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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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP7220976ApriorityCriticalpatent/JPS6039170B2/en
Publication of JPS52155595ApublicationCriticalpatent/JPS52155595A/en
Publication of JPS6039170B2publicationCriticalpatent/JPS6039170B2/en
PURPOSE: To exactly measure air quantity dissolved in high pressure water without leak loss, by arranging porous plate layer in the middle of communicating tubing between air holder and water holder, besides, attaching an open and shut valve to each of these holders.
COPYRIGHT: (C)1977,JPO&Japio
JP7220976A1976-06-211976-06-21
Dissolved air amount measuring device in water
ExpiredJPS6039170B2
(en)