Title:
DIMINUTION FILTER AND SYSTEM EQUIPPED THEREWITH FOR TREATING RADIOACTIVE WASTE LIQUID
Document Type and Number:
WIPO Patent Application WO/2015/060042
Kind Code:
A1
Abstract:
A diminution filter (7a) which has a water permeability, as measured at a pressure of 0.3-8 MPa, of 0.01-5 m3/m2·hr. The diminution filter (7a) includes a cellulose acylate layer (31) which reduces the amount of tritium contained in a radioactive waste liquid (A) which contains the tritium as a radioactive substance.
Inventors:
UMEDA HIROKI (JP)
YANO KENTARO (JP)
YANO KENTARO (JP)
Application Number:
PCT/JP2014/074487
Publication Date:
April 30, 2015
Filing Date:
September 17, 2014
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
B01D71/16; B01D61/36; B01D63/10; G21F9/06
Foreign References:
| JP2003521362A | 2003-07-15 | |||
| JPS496080B1 | 1974-02-12 |
Attorney, Agent or Firm:
SANO PATENT OFFICE (JP)
Patent business corporation Sano patent firm (JP)
Patent business corporation Sano patent firm (JP)
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