Title:
放射性希ガス除去フィルタ、フィルタユニットおよび原子炉格納容器ベントシステム
Document Type and Number:
Japanese Patent JP7417484
Kind Code:
B2
Abstract:
A radioactive noble gas removal filter, a filter unit, and a nuclear reactor containment vessel vent system with improved durability are provided. The radioactive noble gas removal filter according to the present invention includes a polyimide film including a structural unit represented by general formula (1).
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Inventors:
Shigenori Matsumoto
Atsuko Ueda
Takahisa Matsuzaki
Atsuko Ueda
Takahisa Matsuzaki
Application Number:
JP2020116905A
Publication Date:
January 18, 2024
Filing Date:
July 07, 2020
Export Citation:
Assignee:
Hitachi ge Nuclear Energy Co., Ltd.
International Classes:
G21F9/02; G21C9/004
Domestic Patent References:
| JP2018151355A | ||||
| JP9171095A | ||||
| JP202041956A | ||||
| JP2011230037A | ||||
| JP2015530574A |
Foreign References:
| WO2018139208A1 | ||||
| US20120051488 | ||||
| US20160024617 |
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office