JPS52106362A - Decomposition of nitrogen oxides by catalytic reduction - Google Patents

Decomposition of nitrogen oxides by catalytic reduction

Info

Publication number
JPS52106362A
JPS52106362A JP2364276A JP2364276A JPS52106362A JP S52106362 A JPS52106362 A JP S52106362A JP 2364276 A JP2364276 A JP 2364276A JP 2364276 A JP2364276 A JP 2364276A JP S52106362 A JPS52106362 A JP S52106362A
Authority
JP
Japan
Prior art keywords
decomposition
nitrogen oxides
catalytic reduction
reduction
catlayst
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
JP2364276A
Other languages
Japanese (ja)
Inventor
Takao Hishinuma
Norio Arashi
Hidetoshi Akimoto
Ryuichi Kaji
Keizo Otsuka
Fumito Nakajima
Hiroshi Toshibe
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 JP2364276A priority Critical patent/JPS52106362A/en
Publication of JPS52106362A publication Critical patent/JPS52106362A/en
Pending legal-status Critical Current

Links

Landscapes

  • Chimneys And Flues (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

PURPOSE: To prevent the decrease in activity of catlayst in reduction of SOx, NOx contained simultaneously in a flue gas with addition of NH3 by means of thermal decomposition of ammonia compounds and sulfuric acid formed on the surface of catalyst.
COPYRIGHT: (C)1977,JPO&Japio
JP2364276A 1976-03-04 1976-03-04 Decomposition of nitrogen oxides by catalytic reduction Pending JPS52106362A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2364276A JPS52106362A (en) 1976-03-04 1976-03-04 Decomposition of nitrogen oxides by catalytic reduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2364276A JPS52106362A (en) 1976-03-04 1976-03-04 Decomposition of nitrogen oxides by catalytic reduction

Publications (1)

Publication Number Publication Date
JPS52106362A true JPS52106362A (en) 1977-09-06

Family

ID=12116209

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2364276A Pending JPS52106362A (en) 1976-03-04 1976-03-04 Decomposition of nitrogen oxides by catalytic reduction

Country Status (1)

Country Link
JP (1) JPS52106362A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451970A (en) * 1977-09-30 1979-04-24 Kobe Steel Ltd Denitration method from gas containing sulphur oxide and nitrogen oxide
JPS5486474A (en) * 1977-12-23 1979-07-10 Hitachi Ltd Treating method for exhaust gas containing nitrogen oxides
JP2012071262A (en) * 2010-09-29 2012-04-12 National Maritime Research Institute Deterioration regeneration method and deterioration regeneration system of denitration catalyst

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513366A (en) * 1974-06-29 1976-01-12 Asahi Chemical Ind

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513366A (en) * 1974-06-29 1976-01-12 Asahi Chemical Ind

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451970A (en) * 1977-09-30 1979-04-24 Kobe Steel Ltd Denitration method from gas containing sulphur oxide and nitrogen oxide
JPS5486474A (en) * 1977-12-23 1979-07-10 Hitachi Ltd Treating method for exhaust gas containing nitrogen oxides
JPS5817644B2 (en) * 1977-12-23 1983-04-08 株式会社日立製作所 Treatment method for exhaust gas containing nitrogen oxides
JP2012071262A (en) * 2010-09-29 2012-04-12 National Maritime Research Institute Deterioration regeneration method and deterioration regeneration system of denitration catalyst

Similar Documents

Publication Publication Date Title
JPS51125684A (en) Reduction catalyst of nitrogen oxides and process for producing the sa me
JPS5314662A (en) Method for decreasing nitrogen oxides concentration of combustion exhaust gas
JPS5363267A (en) Removing method for nitrogen oxides
JPS52106362A (en) Decomposition of nitrogen oxides by catalytic reduction
JPS5285056A (en) Removal of nitrogen oxides
JPS5311879A (en) Moving bed type catalytic reduction method for nitrogen oxides
JPS5325290A (en) Production of denitration catalyst
JPS52139683A (en) No# reduction catalyst
JPS5314664A (en) Method for removing nitrogen oxides contained
JPS5330475A (en) Treating method for exhaust gas containing nitrogen oxides
JPS5421956A (en) Method of removing nitrogen oxides contained in exhaust gas
JPS544873A (en) Decomposing method for nitrogen oxides
JPS52123371A (en) Decomposition of nitrogen oxides by catalytic reduction
JPS5322889A (en) Catalyst element for removing nitrogen oxides
JPS52142662A (en) Treatment of nitrogen oxides-containing gas
JPS52145370A (en) Catalytic reduction of nitrogen oxides
JPS52106389A (en) Catalyst for purification of nitrogen oxides
JPS5290461A (en) Removal of nitrogen oxides
JPS5340680A (en) Decomposing method for nitrogen oxide by catalytic reduction
JPS51144396A (en) Catalysts for removing nitrogen oxides
JPS5355472A (en) Removing method for nitrogen oxides in exhaust gas
JPS53116291A (en) Sulfur oxides resistant catalyst used in reduction denitration of flue gas with ammonia and production thereof
JPS5263860A (en) Catalytic denitration process
JPS52145369A (en) Catalytic reduction of nitrogen oxides
JPS52103373A (en) Removal of nitrogen oxide in exhaust gas