JPS53128023A - Method for reducing the concentration of nitrogen oxide in combustion effluent gas - Google Patents

Method for reducing the concentration of nitrogen oxide in combustion effluent gas

Info

Publication number
JPS53128023A
JPS53128023A JP4264377A JP4264377A JPS53128023A JP S53128023 A JPS53128023 A JP S53128023A JP 4264377 A JP4264377 A JP 4264377A JP 4264377 A JP4264377 A JP 4264377A JP S53128023 A JPS53128023 A JP S53128023A
Authority
JP
Japan
Prior art keywords
nitrogen oxide
effluent gas
concentration
reducing
combustion effluent
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
JP4264377A
Other languages
Japanese (ja)
Inventor
Tadao Kuze
Takeshi Sonoda
Fumihiko Ikenaga
Shigeru Kaito
Teruichiro Matsumura
Keizo Masuda
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP4264377A priority Critical patent/JPS53128023A/en
Publication of JPS53128023A publication Critical patent/JPS53128023A/en
Pending legal-status Critical Current

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  • Treating Waste Gases (AREA)

Abstract

PURPOSE: A nitrogen oxide eliminating method capable of effectively eliminating NOx in low concentration contained in combustion effluent gas and applied to dirty gas containing a large amount of smoke dust.
COPYRIGHT: (C)1978,JPO&Japio
JP4264377A 1977-04-15 1977-04-15 Method for reducing the concentration of nitrogen oxide in combustion effluent gas Pending JPS53128023A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4264377A JPS53128023A (en) 1977-04-15 1977-04-15 Method for reducing the concentration of nitrogen oxide in combustion effluent gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4264377A JPS53128023A (en) 1977-04-15 1977-04-15 Method for reducing the concentration of nitrogen oxide in combustion effluent gas

Publications (1)

Publication Number Publication Date
JPS53128023A true JPS53128023A (en) 1978-11-08

Family

ID=12641684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4264377A Pending JPS53128023A (en) 1977-04-15 1977-04-15 Method for reducing the concentration of nitrogen oxide in combustion effluent gas

Country Status (1)

Country Link
JP (1) JPS53128023A (en)

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988006487A1 (en) * 1987-03-06 1988-09-07 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
US4770863A (en) * 1987-02-13 1988-09-13 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
US4777024A (en) * 1987-03-06 1988-10-11 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent
US4780289A (en) * 1987-05-14 1988-10-25 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
US4851201A (en) * 1987-04-16 1989-07-25 Energy And Environmental Research Corporation Methods of removing NOx and SOx emissions from combustion systems using nitrogenous compounds
US4863704A (en) * 1987-03-06 1989-09-05 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent using an ammonium salt
US4863705A (en) * 1987-09-23 1989-09-05 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
US4873066A (en) * 1988-06-15 1989-10-10 Fuel Tech, Inc. Low temperature process for the reduction of nitrgen oxides in an effluent
WO1989012601A1 (en) * 1988-06-15 1989-12-28 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
US5078982A (en) * 1990-09-20 1992-01-07 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using formaldehyde
US5171554A (en) * 1990-09-20 1992-12-15 Molecular Technology Corporation Conversion of formaldehyde and nitrogen to a gaseous product and use of gaseous product in reduction of nitrogen oxide in effluent gases
US5234671A (en) * 1990-09-20 1993-08-10 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using formaldehyde and/or formaldehyde-derived free radicals
US5234670A (en) * 1990-09-20 1993-08-10 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using NCO radicals
US5240689A (en) * 1989-06-19 1993-08-31 Noell, Inc. Process using two-stage boiler injection for reduction of nitrogen
US5275792A (en) * 1992-01-29 1994-01-04 Agency Of Industrial Science And Technology Method of removing NOx from NOx -containing gas
US5312605A (en) * 1991-12-11 1994-05-17 Northeastern University Method for simultaneously removing SO2 and NOX pollutants from exhaust of a combustion system
US5352423A (en) * 1991-12-11 1994-10-04 Northeastern University Use of aromatic salts for simultaneously removing SO2 and NOx pollutants from exhaust of a combustion system
US5453257A (en) * 1992-10-14 1995-09-26 Nalco Fuel Tech Process for adjusting the optimum effluent temperature of a nitrogen oxides reducing treatment agent
JP2019060592A (en) * 2017-09-27 2019-04-18 アンドリッツ インコーポレーテッド Process and system for reducing ringing in lime kilns

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770863A (en) * 1987-02-13 1988-09-13 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
GB2225001A (en) * 1987-03-06 1990-05-23 Fuel Tech Inc Process for nitrogen oxices reduction with minimization of the production of other pollutants
GB2225001B (en) * 1987-03-06 1991-09-04 Fuel Tech Inc Process for nitrogen oxides reduction with minimization of the production of other pollutants
WO1988006487A1 (en) * 1987-03-06 1988-09-07 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
US4777024A (en) * 1987-03-06 1988-10-11 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent
US4863704A (en) * 1987-03-06 1989-09-05 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent using an ammonium salt
US4851201A (en) * 1987-04-16 1989-07-25 Energy And Environmental Research Corporation Methods of removing NOx and SOx emissions from combustion systems using nitrogenous compounds
US4780289A (en) * 1987-05-14 1988-10-25 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
WO1988008824A1 (en) * 1987-05-14 1988-11-17 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
US4902488A (en) * 1987-05-14 1990-02-20 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
US4863705A (en) * 1987-09-23 1989-09-05 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
US4873066A (en) * 1988-06-15 1989-10-10 Fuel Tech, Inc. Low temperature process for the reduction of nitrgen oxides in an effluent
WO1989012601A1 (en) * 1988-06-15 1989-12-28 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
WO1989012600A1 (en) * 1988-06-15 1989-12-28 Fuel Tech, Inc. Multi-stage process for reducing the concentration of pollutants in an effluent using an ammonium salt
US5240689A (en) * 1989-06-19 1993-08-31 Noell, Inc. Process using two-stage boiler injection for reduction of nitrogen
US5234670A (en) * 1990-09-20 1993-08-10 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using NCO radicals
US5234671A (en) * 1990-09-20 1993-08-10 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using formaldehyde and/or formaldehyde-derived free radicals
US5171554A (en) * 1990-09-20 1992-12-15 Molecular Technology Corporation Conversion of formaldehyde and nitrogen to a gaseous product and use of gaseous product in reduction of nitrogen oxide in effluent gases
US5078982A (en) * 1990-09-20 1992-01-07 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using formaldehyde
US5312605A (en) * 1991-12-11 1994-05-17 Northeastern University Method for simultaneously removing SO2 and NOX pollutants from exhaust of a combustion system
US5352423A (en) * 1991-12-11 1994-10-04 Northeastern University Use of aromatic salts for simultaneously removing SO2 and NOx pollutants from exhaust of a combustion system
US5275792A (en) * 1992-01-29 1994-01-04 Agency Of Industrial Science And Technology Method of removing NOx from NOx -containing gas
US5453257A (en) * 1992-10-14 1995-09-26 Nalco Fuel Tech Process for adjusting the optimum effluent temperature of a nitrogen oxides reducing treatment agent
JP2019060592A (en) * 2017-09-27 2019-04-18 アンドリッツ インコーポレーテッド Process and system for reducing ringing in lime kilns

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