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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Kubota Corp
Original Assignee
Kubota Corp
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Filing date
Publication date
Application filed by Kubota CorpfiledCriticalKubota Corp
Priority to JP7151077ApriorityCriticalpatent/JPS544465A/en
Publication of JPS544465ApublicationCriticalpatent/JPS544465A/en
Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals
(AREA)
Abstract
PURPOSE: To ensure stable treatment, by rotating water to be treated to nitrifying bacteria and denitrifying bacteria attached to the surface of a filling material to increase contact efficiency, and by returning contact reduction to a contact nitration tank.
COPYRIGHT: (C)1979,JPO&Japio
JP7151077A1977-06-131977-06-13Method of biologically removing nitrogen
PendingJPS544465A
(en)