JPS52113363A - Method and apparatus of hydrazine injection at denitration plant - Google Patents

Method and apparatus of hydrazine injection at denitration plant

Info

Publication number
JPS52113363A
JPS52113363A JP2921776A JP2921776A JPS52113363A JP S52113363 A JPS52113363 A JP S52113363A JP 2921776 A JP2921776 A JP 2921776A JP 2921776 A JP2921776 A JP 2921776A JP S52113363 A JPS52113363 A JP S52113363A
Authority
JP
Japan
Prior art keywords
denitration
hydrazine injection
denitration plant
plant
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.)
Pending
Application number
JP2921776A
Other languages
Japanese (ja)
Inventor
Yoji Ishibashi
Takashi Omori
Yoshihiro Uchiyama
Ryoichiro Oshima
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
Original Assignee
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2921776A priority Critical patent/JPS52113363A/en
Priority to FR7708423A priority patent/FR2344324A1/en
Publication of JPS52113363A publication Critical patent/JPS52113363A/en
Pending 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
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides

Abstract

PURPOSE: To promote the gas phase reaction NOx and to improve the capacity of denitration and also, to make the denitration plant compact, by injecting hydrazine water solution in exhaust gas, containing NOx, by heating and evaporation.
COPYRIGHT: (C)1977,JPO&Japio
JP2921776A 1976-03-19 1976-03-19 Method and apparatus of hydrazine injection at denitration plant Pending JPS52113363A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2921776A JPS52113363A (en) 1976-03-19 1976-03-19 Method and apparatus of hydrazine injection at denitration plant
FR7708423A FR2344324A1 (en) 1976-03-19 1977-03-21 Injecting hydrazine into waste gas denitration plant - by adding hydrazine as aq. soln. then heating to form gas which is injected

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2921776A JPS52113363A (en) 1976-03-19 1976-03-19 Method and apparatus of hydrazine injection at denitration plant

Publications (1)

Publication Number Publication Date
JPS52113363A true JPS52113363A (en) 1977-09-22

Family

ID=12270019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2921776A Pending JPS52113363A (en) 1976-03-19 1976-03-19 Method and apparatus of hydrazine injection at denitration plant

Country Status (2)

Country Link
JP (1) JPS52113363A (en)
FR (1) FR2344324A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61242621A (en) * 1985-04-22 1986-10-28 Mitsubishi Heavy Ind Ltd Pouring method for ammonia into exhaust gas

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4761270A (en) * 1987-02-13 1988-08-02 Turchan Otto C Method of reducing the oxides of nitrogen in fossil fuels combustion and combustion effluents using hydrazine and/or hydrazine compounds
US5342599A (en) * 1990-09-14 1994-08-30 Cummins Power Generation, Inc. Surface stabilized sources of isocyanic acid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61242621A (en) * 1985-04-22 1986-10-28 Mitsubishi Heavy Ind Ltd Pouring method for ammonia into exhaust gas
JPH0574407B2 (en) * 1985-04-22 1993-10-18 Mitsubishi Heavy Ind Ltd

Also Published As

Publication number Publication date
FR2344324A1 (en) 1977-10-14
FR2344324B1 (en) 1980-09-19

Similar Documents

Publication Publication Date Title
JPS5314662A (en) Method for decreasing nitrogen oxides concentration of combustion exhaust gas
JPS52113363A (en) Method and apparatus of hydrazine injection at denitration plant
JPS539911A (en) Nitrogen oxide exhaust quantity control method and device for gas turbine plant
JPS5379762A (en) Treating method for nitrogen contained in exhaust gas
JPS52129677A (en) Treatment of gas containing nitrogen oxides
JPS5310375A (en) Treating method for exhaust gas containing nox
JPS537577A (en) Simultaneous desulfurizing and denitrating method for exhaust gas
JPS5398527A (en) Combustion apparatus of liquid fuel
JPS52765A (en) An exhaust gas denitration process
JPS5235163A (en) Treating method of combustion waste gas
JPS529692A (en) Catalyst for removing nox in exhaust gas
JPS5314678A (en) Simultaneous treating method for desulfurization and denitration of lue gas
JPS52107268A (en) Combustion apparatus
JPS5277877A (en) Method for reducing concentration of nitrogen oxides in flowage combus tion gases
JPS5214117A (en) Gas turbine device
JPS5238460A (en) Treating method of nitrogen oxides in combustion waste gas
JPS52138053A (en) Removal of nitrogen oxide in exhaust gas
JPS5310364A (en) Decomposing method of ammonia
JPS5344477A (en) Direct denitration method
JPS52140048A (en) Absorption freezing device for double utilities
JPS5216475A (en) Power generating process including exhaust gas desulfurization process by using cold heat of lng
JPS548170A (en) Treating method for gas
JPS51141788A (en) Method of producing nox removal catalyst in flue gas
JPS52106360A (en) Method and apparatus for decreasing nitrogen oxides in combustion gas
JPS52133876A (en) Treatment method of exhaust gas