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Patent Searching and Data


Title:
EXHAUST GAS TREATMENT SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO/2011/152549
Kind Code:
A1
Abstract:
Provided are: a desulfurization device (15) which removes sulphur oxides in exhaust gas (12) from a boiler (11); a cooling tower (16) which is provided on the wake-flow side of the desulfurization device (15), and which both removes sulphur oxides remaining in the exhaust gas and lowers the temperature of the gas; a CO2 recovery device (17) which is formed from an absorption tower which brings CO2 in the exhaust gas into contact with a CO2 absorbing liquid and removes the CO2, and a regeneration tower which releases the CO2 from the CO2 absorbing liquid, and both recovers the CO2 and regenerates the CO2 absorbing liquid; and a dissolved salt spray (23), which, before exhaust gas is introduced into the CO2 recovery device, removes mist generating substances which are the source of mist that is generated in the absorption tower of the CO2 recovery device.

Inventors:
NAGAYASU TATSUTO
KAMIJO TAKASHI
INUI MASAYUKI
OISHI TSUYOSHI
NAGAYASU HIROMITSU
TANAKA HIROSHI
HIRATA TAKUYA
TSUJIUCHI TATSUYA
OKINO SUSUMU
KAMIYAMA NAOYUKI
YOSHIHARA SEIJI
Application Number:
PCT/JP2011/062869
Publication Date:
December 08, 2011
Filing Date:
May 31, 2011
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
NAGAYASU TATSUTO
KAMIJO TAKASHI
INUI MASAYUKI
OISHI TSUYOSHI
NAGAYASU HIROMITSU
TANAKA HIROSHI
HIRATA TAKUYA
TSUJIUCHI TATSUYA
OKINO SUSUMU
KAMIYAMA NAOYUKI
YOSHIHARA SEIJI
International Classes:
B01D53/62; B01D53/14; B01D53/50; B01D53/77; B01D53/81; C01B32/50
Foreign References:
JPH05245339A1993-09-24
JP2006326575A2006-12-07
JP2005087828A2005-04-07
JPH03193116A1991-08-22
Other References:
See also references of EP 2578296A4
Attorney, Agent or Firm:
SAKAI, Hiroaki et al. (JP)
Hiroaki Sakai (JP)
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Claims: