Radioactive substance decontamination method and apparatus

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United States of America Patent

SERIAL NO

10807156

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A radioactive substance decontamination method and apparatus which decontaminates a metal member contaminated by radioactive substance in a short period of time. This apparatus has (1) multiple reducing decontamination tanks having different radiation control values; (2) a carrier for immersing the metal member into the multiple reducing decontamination tanks and a washing tank; (3) a tube for transferring into the second reducing decontamination tank the reducing decontamination agent in the first reducing decontamination tank; (4) a reducing agent decomposer for decomposing a component contained in the reducing decontamination agent of the reducing decontamination tank where the radiation control value is the highest out of the reducing decontamination tanks connected by the tube; and (5) a washing tank for washing the reducing decontamination agent deposited on the decontaminated metal member.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6 KANDA SURUGADAI 4-CHOME CHIYODA-KU TOKYO 100

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anazawa, Kazumi Hitachi, JP 15 43
Nagase, Makoto Mito, JP 92 682
Sakashita, Motoaki Hitachi, JP 15 30

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