JP2845642B

PURPOSE:To ensure that oxidized nitrogens such as nitrate nitrogen and nitrite nitrogen contained in untreated water for drinking is efficiently removed and at the same time, treated water where especially harmful nitrite nitrogen is constantly detected is obtained. CONSTITUTION:A biologically denit...

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Bibliographische Detailangaben
Hauptverfasser: AKEGA HARUKI, TSUNODA FUDEKO
Format: Patent
Sprache:eng
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