Method and apparatus for treating water

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United States of America Patent

PATENT NO 6099731
SERIAL NO

09147013

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Abstract

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A process for treating a water containing chlorinated organic compounds, wherein a microorganism is introduced from a degradation tank to a separation tank and an energy source is supplied to the microorganism separated in the separation tank. A water-treatment apparatus having a structure capable of continuously introducing water to be treated through a degradation tank, a separation tank and a reactivation tank. A loss of the energy source such as methane or propane discharged from the separation tank can be reduced. A water-treatment apparatus having a degradation tank and a separation tank, wherein a microorganism can be cultivated in the separation tank. The reactivation tank can be omitted, whereby the entire size of the apparatus can be reduced.

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Patent Owner(s)

Patent OwnerAddress
JAPAN AS REPRESENTED BY DIRECTOR GENERAL OF AGENCY OF NATIONAL INSTITUTE FOR ENVIRONMENTAL STUDIES16-2 ONOGAWA TSUKUBA-SHI IBARAKI 305-0053
EBARA RESEARCH CO LTD4-2-1 HONFUJISAWA FUJISAWA-SHI KANAGAWA-KEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hasegawa, Takeshi Kanagawa-ken, JP 111 1031
Kitagawa, Masayoshi Kanagawa-ken, JP 6 17
Shimomura, Tatsuo Kanagawa-ken, JP 9 81
Uchiyama, Hiroo Ibaraki-ken, JP 10 114
Yagi, Osami Ibaraki-ken, JP 2 5

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