Title:
VOC RECOVERY SYSTEM USING CRYOGENIC AIR
Document Type and Number:
WIPO Patent Application WO/2019/165782
Kind Code:
A1
Abstract:
A VOC recovery system using cryogenic air, comprising a gaseous air purification system, an air liquefaction system and a VOC recovery cold box. The gaseous air purification system comprises an air filter (1), a cold dryer (4) and an air purifier (5). The air liquefaction system comprises an air compressor (2), an air storage tank (3), a turbo-expander (6) and an air pre-cooler (8). The VOC recovery cold box comprises a VOC pre-cooler (9), a VOC condenser (7) and a gas-liquid separator (10). VOCs are condensed and separated by using air as a cooling medium in the VOC recovery process.
Inventors:
LING XIANG (CN)
LIU DONGREN (CN)
LIU DONGREN (CN)
Application Number:
PCT/CN2018/108919
Publication Date:
September 06, 2019
Filing Date:
September 30, 2018
Export Citation:
Assignee:
NANJING UNIVERSITY OF TECHNOLOGY (CN)
International Classes:
B01D53/00; B01D5/00
Foreign References:
| CN108452632A | 2018-08-28 | |||
| CN102441290A | 2012-05-09 | |||
| CN204767539U | 2015-11-18 | |||
| CN104857735A | 2015-08-26 | |||
| CN104606915A | 2015-05-13 | |||
| CN206082049U | 2017-04-12 | |||
| JP2016107194A | 2016-06-20 | |||
| KR20130000222A | 2013-01-02 |
Attorney, Agent or Firm:
NANJING ZHISHI LAW FIRM OF INTELLECTUAL PROPERTY (CN)
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