Fluidized bed reactor for ammonia laden wastewater and method for treating ammonia laden wastewater

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United States of America Patent

PATENT NO 9695075
APP PUB NO 20160207810A1
SERIAL NO

14667150

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Abstract

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A fluidized bed reactor for ammonia laden wastewater includes a column, a plurality of carrier particles, a first settling tank and a fluidizing means. The column defines a fluidizing chamber therein, and the fluidizing means is adapted for introducing the ammonia laden wastewater into the fluidizing chamber and further into the first settling tank. The reactor is further provided with microorganisms including nitrifying bacteria, anammox bacteria and heterotrophic denitrifying bacteria attached to the carrier particles. Nitrification reaction, anammox reaction and heterotrophic denitrification reaction are simultaneously taking place in the fluidizing chamber to transform ammonia into nitrogen by the microorganisms. A method for treating ammonia laden wastewater is also provided. The fluidized bed reactor is advantageous in the fact that its start-up is significantly shortened and it is adapted to efficiently treat thin ammonia laden wastewater.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL CHIAO TUNG UNIVERSITYNO 1001 TA HSUEH RD HSINCHU CITY 300
LEADERMAN & ASSOCIATES CO LTD4F NO 3 SEC 1 DUNHUA S RD SONGSHAN DIST TAIPEI CITY 105

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Chin-Te Taipei, TW 32 377
Chiang, Ming-Kuei Taipei, TW 6 11
Chiang, Yi-An Taipei, TW 3 0
Lan, Chien-Ju Taipei, TW 3 1
Lee, Der-Ming Taipei, TW 5 11
Lin, Jih-Gaw Hsinchu, TW 5 11
Sung, Keng-Chuan Taipei, TW 6 11

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