JPS5240472A - Process for removing nox by dry catalytic reduction - Google Patents

Process for removing nox by dry catalytic reduction

Info

Publication number
JPS5240472A
JPS5240472A JP50117064A JP11706475A JPS5240472A JP S5240472 A JPS5240472 A JP S5240472A JP 50117064 A JP50117064 A JP 50117064A JP 11706475 A JP11706475 A JP 11706475A JP S5240472 A JPS5240472 A JP S5240472A
Authority
JP
Japan
Prior art keywords
catalytic reduction
removing nox
dry catalytic
dry
nox
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
JP50117064A
Other languages
Japanese (ja)
Other versions
JPS581616B2 (en
Inventor
Takao Hishinuma
Hidetoshi Akimoto
Hideo Kikuchi
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 JP50117064A priority Critical patent/JPS581616B2/en
Priority to GB3984576A priority patent/GB1518231A/en
Priority to FR7628795A priority patent/FR2325420A1/en
Priority to DE19762643456 priority patent/DE2643456B2/en
Publication of JPS5240472A publication Critical patent/JPS5240472A/en
Publication of JPS581616B2 publication Critical patent/JPS581616B2/en
Expired 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Treating Waste Gases (AREA)

Abstract

PURPOSE:To denitrificate NOx contained in combustione xhaust gas or process gas in dry method at a comparatively low temperature, after the removal of dust and sulfur compounds.
JP50117064A 1975-09-27 1975-09-27 Denitrification reaction tower Expired JPS581616B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50117064A JPS581616B2 (en) 1975-09-27 1975-09-27 Denitrification reaction tower
GB3984576A GB1518231A (en) 1975-09-27 1976-09-24 Catalytic reduction process
FR7628795A FR2325420A1 (en) 1975-09-27 1976-09-24 CATALYTIC PROCESS FOR REDUCTION AND DENITRIFICATION BY THE DRY METHOD
DE19762643456 DE2643456B2 (en) 1975-09-27 1976-09-27 Process for removing nitrogen oxides from gas mixtures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50117064A JPS581616B2 (en) 1975-09-27 1975-09-27 Denitrification reaction tower

Publications (2)

Publication Number Publication Date
JPS5240472A true JPS5240472A (en) 1977-03-29
JPS581616B2 JPS581616B2 (en) 1983-01-12

Family

ID=14702520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50117064A Expired JPS581616B2 (en) 1975-09-27 1975-09-27 Denitrification reaction tower

Country Status (4)

Country Link
JP (1) JPS581616B2 (en)
DE (1) DE2643456B2 (en)
FR (1) FR2325420A1 (en)
GB (1) GB1518231A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3405650A1 (en) * 1983-07-12 1985-01-24 Uhde Gmbh, 4600 Dortmund METHOD FOR REDUCING NO (ARROW DOWN) X (ARROW DOWN) CONTENT IN EXHAUST GAS
DE3518704A1 (en) * 1985-05-24 1986-11-27 Ekkehard Prof. Dr.-Ing. 4300 Essen Weber METHOD FOR REDUCTIVE SEPARATION OF NITROGEN OXIDES
DE3542145A1 (en) * 1985-11-28 1987-06-04 Krupp Polysius Ag Process for the manufacture of cement
DE102005059250B4 (en) * 2005-12-12 2014-03-13 Man Truck & Bus Ag An ammonia precursor substance and process for the selective catalytic reduction of nitrogen oxides in oxygen-containing vehicle exhaust gases

Also Published As

Publication number Publication date
JPS581616B2 (en) 1983-01-12
GB1518231A (en) 1978-07-19
DE2643456A1 (en) 1977-03-31
FR2325420A1 (en) 1977-04-22
DE2643456B2 (en) 1978-05-18

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