JPS5290475A - Treatment of nitrogen oxides and sulfur oxides in exhaust gases - Google Patents

Treatment of nitrogen oxides and sulfur oxides in exhaust gases

Info

Publication number
JPS5290475A
JPS5290475A JP665976A JP665976A JPS5290475A JP S5290475 A JPS5290475 A JP S5290475A JP 665976 A JP665976 A JP 665976A JP 665976 A JP665976 A JP 665976A JP S5290475 A JPS5290475 A JP S5290475A
Authority
JP
Japan
Prior art keywords
oxides
treatment
exhaust gases
sulfur
nitrogen oxides
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP665976A
Other languages
Japanese (ja)
Other versions
JPS5744366B2 (en
Inventor
Takao Hishinuma
Hidetoshi Akimoto
Ryuichi Kaji
Kijiro Arikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Mitsubishi Power Ltd
Original Assignee
Babcock Hitachi KK
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Babcock Hitachi KK, Hitachi Ltd filed Critical Babcock Hitachi KK
Priority to JP665976A priority Critical patent/JPS5290475A/en
Priority to DE2703157A priority patent/DE2703157C3/en
Publication of JPS5290475A publication Critical patent/JPS5290475A/en
Publication of JPS5744366B2 publication Critical patent/JPS5744366B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

PURPOSE: To provide a method for treating simultaneously NOx AND SOx in exhaust gas which can be performed in a closed state without discharging harmful materials from the system to the outside by recovering NOx as ammonium sulfate and SOx as gypsum and a part of ammonium sulfate.
COPYRIGHT: (C)1977,JPO&Japio
JP665976A 1976-01-26 1976-01-26 Treatment of nitrogen oxides and sulfur oxides in exhaust gases Granted JPS5290475A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP665976A JPS5290475A (en) 1976-01-26 1976-01-26 Treatment of nitrogen oxides and sulfur oxides in exhaust gases
DE2703157A DE2703157C3 (en) 1976-01-26 1977-01-26 Process for removing nitrogen oxides and sulfur oxides from combustion exhaust gases

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP665976A JPS5290475A (en) 1976-01-26 1976-01-26 Treatment of nitrogen oxides and sulfur oxides in exhaust gases

Publications (2)

Publication Number Publication Date
JPS5290475A true JPS5290475A (en) 1977-07-29
JPS5744366B2 JPS5744366B2 (en) 1982-09-21

Family

ID=11644493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP665976A Granted JPS5290475A (en) 1976-01-26 1976-01-26 Treatment of nitrogen oxides and sulfur oxides in exhaust gases

Country Status (2)

Country Link
JP (1) JPS5290475A (en)
DE (1) DE2703157C3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0217945A1 (en) * 1985-04-06 1987-04-15 Hölter, Heinz, Dipl.-Ing. Process for the cleansing of fumes
WO1987003506A2 (en) * 1985-12-04 1987-06-18 Hoelter Heinz PROCESS FOR SINGLE OR MULTI-PHASE PREFERABLY SIMULTANEOUS SO2 AND NOx SEPARATION FROM FLUE GASES IN A WET PROCESS

Also Published As

Publication number Publication date
JPS5744366B2 (en) 1982-09-21
DE2703157B2 (en) 1980-04-30
DE2703157C3 (en) 1981-01-08
DE2703157A1 (en) 1977-07-28

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