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 gasInfo
- 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
Links
Landscapes
- 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
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)
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 |
-
1977
- 1977-04-15 JP JP4264377A patent/JPS53128023A/en active Pending
Cited By (24)
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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