BALLAST WATER TREATMENT DEVICE

Title:

BALLAST WATER TREATMENT DEVICE

Document Type and Number:

WIPO Patent Application WO/2018/169056

Kind Code:

A1

Abstract:

Provided is a ballast water treatment device capable of preventing reduction reaction heat, generated when detoxifying bactericide residue, to adversely affect bactericide supplying devices and the like. The ballast water treatment device is provided with: a bactericide supplying device (20) which supplies a chlorine type bactericide to the ballast water pipe (3) circulating ballast water towards a ballast tank (2); a reduction agent supplying device (30) which supplies a reduction agent reacting with the chlorine type bactericide to the water ballast pipe; a first pipe (22) which transfers into the ballast water pipe (3) the chlorine type bactericide remaining in the bactericide supplying device (20); a second pipe (32) which transfers into the ballast pipe (3) the reduction agent; and an injection part (7) which injects into the ballast water pipe the chlorine type bactericide transferred from the first pipe (22). The second pipe (32) is connected to the injection part (7), and the chlorine type bactericide remaining in the bactericide supplying device (20) is injected, with the reduction agent, into the ballast water pipe (3) from an opening (7a) provided in the injection part (7).

Inventors:

FUJIWARA SHIGEKI (JP)
TSUJI TAKESHI (JP)
SUGA TAKESHI (JP)
YAMASHITA MARI (JP)
HARA KOTA (JP)

Application Number:

PCT/JP2018/010477

Publication Date:

September 20, 2018

Filing Date:

March 16, 2018

Export Citation:

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Assignee:

JFE ENG CORP (JP)

International Classes:

C02F1/50; B63B13/00; C02F1/70; C02F1/76

Foreign References:

JP5924447B1	2016-05-25
JP2015016761A	2015-01-29
JP2013091438A	2013-05-16
JP2013252509A	2013-12-19
JP2007301446A	2007-11-22
JP2017113710A	2017-06-29
JP5924447B1	2016-05-25

Other References: