Title:
GAS SEPARATION MEMBRANE OPERATION METHOD
Document Type and Number:
WIPO Patent Application WO/2022/114914
Kind Code:
A1
Abstract:
The present invention relates to a gas separation membrane operation method. The method may comprise: (a) a step for introducing an external gas into a separation membrane module through an inlet line; (b) a step for separating the external gas into a permeable gas and an impermeable gas through the separation membrane module according to the permeability of the gases with respect to a separation membrane, and transferring the permeable gas to the separation line and the impermeable gas to the outflow line; and (c) a step for injecting, into an inlet of the separation membrane module, at least a portion of the impermeable gas transferred to the outflow line.
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Inventors:
LEE SANG JUNG (KR)
NAM SANG A (KR)
KIM MYUNG WOOK (KR)
NAM SANG A (KR)
KIM MYUNG WOOK (KR)
Application Number:
PCT/KR2021/017846
Publication Date:
June 02, 2022
Filing Date:
November 30, 2021
Export Citation:
Assignee:
LOTTE CHEMICAL CORP (KR)
International Classes:
B01D65/02; B01D53/22; B01D65/08
Domestic Patent References:
| WO2013092606A1 | 2013-06-27 |
Foreign References:
| KR101911786B1 | 2019-01-04 | |||
| KR20150000619A | 2015-01-05 | |||
| KR20150005008A | 2015-01-14 | |||
| KR20110117465A | 2011-10-27 | |||
| KR101911786B1 | 2019-01-04 | |||
| JPH07136472A | 1995-05-30 |
Attorney, Agent or Firm:
TNI IP LAW FIRM (KR)
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