WATER TREATMENT METHOD

A method for treating water including: passing water to be treated containing organic matters and ammonia nitrogen through a reaction tank containing a carrier for treatment under aerobic conditions, wherein a water content of the carrier is 50% or more and 96% or less; the carrier has continuous po...

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Bibliographic Details
Main Authors HIRAI, Yusuke, HAYASHI, Yoshiyuki, YOSHIHARA, Mototsugu, UKAI, Yu, OSAWA, Takuya
Format Patent
LanguageEnglish
Published 09.09.2021
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Summary:A method for treating water including: passing water to be treated containing organic matters and ammonia nitrogen through a reaction tank containing a carrier for treatment under aerobic conditions, wherein a water content of the carrier is 50% or more and 96% or less; the carrier has continuous pores with a pore size of 30 μm or less; an organic matter concentration in the water to be treated is 100 mg/L or less as a BOD5, and an ammonia nitrogen concentration is 50 mg/L or less; a retention time of the water to be treated in the reaction tank is 2 hours or less; and the organic matters and the ammonia nitrogen in the water to be treated are treated in the same tank.
Bibliography:Application Number: US201917256530