Title:
REGENERATING TREATMENT METHOD FOR CATALYST AND CATALYST REGENERATING TREATMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/097720
Kind Code:
A1
Abstract:
This regenerating treatment method for a catalyst is a method for causing a mixed fluid that includes an organochlorine compound and has an alkali compound and a hydrogen donor added thereto to flow through a catalyst layer and restoring the decomposition capacity of the catalyst in the catalyst layer that decomposes and treats organochlorine compounds by a dechlorination reaction, wherein washing fluid is made to flow through the catalyst layer from beneath the catalyst layer. In addition, this catalyst regenerating treatment device is provided with: a catalyst fill column formed in a substantially cylindrical shape, provided with a plurality of through holes in the bottom thereof, and accommodating the catalyst inside thereof; a washing container retaining washing water inside thereof for washing the catalyst and formed so that the catalyst fill column can be inserted from above and withdrawn by being lifted upward; and a washing fluid heating means for heating the washing water inside the washing container to a prescribed temperature.
More Like This:
Inventors:
AMANO KOUJI (JP)
FURUHASHI TETSUTAROU (JP)
OOTSUKI SHIGERU (JP)
TERACHI SUSUMU (JP)
FURUHASHI TETSUTAROU (JP)
OOTSUKI SHIGERU (JP)
TERACHI SUSUMU (JP)
Application Number:
PCT/JP2017/041647
Publication Date:
May 23, 2019
Filing Date:
November 20, 2017
Export Citation:
Assignee:
TOKYO ELECTRIC POWER CO HOLDINGS INC (JP)
International Classes:
B01J23/96; B01J38/48
Foreign References:
| JP2005270837A | 2005-10-06 | |||
| JPS50153790A | 1975-12-11 | |||
| JPH11253752A | 1999-09-21 | |||
| JPH07328565A | 1995-12-19 | |||
| JP2011098253A | 2011-05-19 | |||
| JP2011125795A | 2011-06-30 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
Download PDF: