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 Plant Technologies Ltd
Original Assignee
Hitachi Plant Technologies Ltd
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Filing date
Publication date
Application filed by Hitachi Plant Technologies LtdfiledCriticalHitachi Plant Technologies Ltd
Priority to JP3535476ApriorityCriticalpatent/JPS52117873A/en
Publication of JPS52117873ApublicationCriticalpatent/JPS52117873A/en
Publication of JPS5318455B2publicationCriticalpatent/JPS5318455B2/ja
Heat Treatment Of Water, Waste Water Or Sewage
(AREA)
Abstract
PURPOSE: To prevent adhesive material consisting mainly of NH4HSO4 from forming by means of treating waste liquid containing NH4+ and SO24- or SO23- with excessive amount of oxide (or hydroxide) of alkaline earth metals. The sulfate (or sulfite) of alkaline earth metals is removed and the remaining is burne
COPYRIGHT: (C)1977,JPO&Japio
JP3535476A1976-03-311976-03-31Treatment of waste liquid containing ammonium ion
GrantedJPS52117873A
(en)