Title:
GAS-LIQUID CONTACT DEVICE, DISTILLATION DEVICE, AND HEAT EXCHANGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/089035
Kind Code:
A1
Abstract:
[Solution] An NMP recovery system (1) for causing gas-liquid contact between an NMP-containing gas and water for absorbing the NMP, wherein the NMP recovery system is provided with: water-permeable fillers (10A) to (10D) for holding up water, through which fillers (10A) to (10D) water having permeated the interior moves and flows out to the exterior under gravity; an NMP-containing gas circulating means (30) for causing the NMP-containing gas to circulate so as to come into contact with the water held up by the fillers (10A) to (10D); and a water circulating means (40) for causing water to circulate so as to permeate the fillers (10A) to (10D); and wherein the NMP-containing gas containing NMP and the water for absorbing the NMP come make gas-liquid contact within the fillers (10A) to (10D), and the NMP in the NMP-containing gas is absorbed by the water, whereby the NMP is separated from the NMP-containing gas.
Inventors:
TAKEYAMA TOMOKIYO (JP)
ODA AKIYOSHI (JP)
KAWASE YASUHITO (JP)
KAWASE TAIJUN (JP)
ODA AKIYOSHI (JP)
KAWASE YASUHITO (JP)
KAWASE TAIJUN (JP)
Application Number:
PCT/JP2012/081794
Publication Date:
June 20, 2013
Filing Date:
December 07, 2012
Export Citation:
Assignee:
NIPPON REFINE CO LTD (JP)
International Classes:
B01D3/16; B01D53/18; B01J10/00; B01J19/32; F28C1/06; F28C3/06
Foreign References:
JPH0682192A | 1994-03-22 | |||
JPH11156148A | 1999-06-15 | |||
JPH02207837A | 1990-08-17 | |||
JP2008104948A | 2008-05-08 | |||
JP2002177701A | 2002-06-25 | |||
JP2004305919A | 2004-11-04 | |||
JPS5016670A | 1975-02-21 | |||
JPH06210121A | 1994-08-02 | |||
JPH06285357A | 1994-10-11 | |||
JP2010201282A | 2010-09-16 |
Other References:
See also references of EP 2792397A4
Attorney, Agent or Firm:
ISONO Michizo (JP)
Michizo Isono (JP)
Michizo Isono (JP)
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Claims: