Title:
AMMONIA CONCENTRATION METHOD AND DEVICE
Document Type and Number:
Japanese Patent JP2019098206
Kind Code:
A
Abstract:
To decrease volume of an ammonia-containing drainage discharged from a plant or the like and concentrate ammonia in the ammonia-containing drainage for reducing facility size of a treatment device arranged in a latter part.SOLUTION: An ammonia-containing drainage is passed through a cation exchanger such as cation exchange resin to obtain a permeable water, and ammonia is captured by the cation exchanger, then a regeneration treatment is conducted on the cation exchanger, and an ammonia concentrated drainage in which ammonia is concentrated is obtained as a regenerated drainage.SELECTED DRAWING: Figure 1
Inventors:
SASAJIMA YASUHIRO
Application Number:
JP2017228951A
Publication Date:
June 24, 2019
Filing Date:
November 29, 2017
Export Citation:
Assignee:
ORGANO KK
International Classes:
C02F1/42; B01J39/18; B01J49/53; B01J49/70
Domestic Patent References:
| JPS5066951A | 1975-06-05 | |||
| JPS49130364A | 1974-12-13 | |||
| JPH05269472A | 1993-10-19 | |||
| JP2007098272A | 2007-04-19 | |||
| JPS56139121A | 1981-10-30 |
Foreign References:
| WO2010019116A1 | 2010-02-18 |
Attorney, Agent or Firm:
Akio Miyazaki
Masaaki Ogata
Masaaki Ogata