JPS5285056A - Removal of nitrogen oxides - Google Patents

Removal of nitrogen oxides

Info

Publication number
JPS5285056A
JPS5285056A JP113876A JP113876A JPS5285056A JP S5285056 A JPS5285056 A JP S5285056A JP 113876 A JP113876 A JP 113876A JP 113876 A JP113876 A JP 113876A JP S5285056 A JPS5285056 A JP S5285056A
Authority
JP
Japan
Prior art keywords
removal
nitrogen oxides
gas
temp
nitrogen
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
JP113876A
Other languages
Japanese (ja)
Inventor
Shunichi Matsumoto
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 JP113876A priority Critical patent/JPS5285056A/en
Publication of JPS5285056A publication Critical patent/JPS5285056A/en
Pending legal-status Critical Current

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  • Treating Waste Gases (AREA)

Abstract

PURPOSE: To reduce a part or greater part of NOx (nitrogen oxide mixture) in a waste gas selectively to nitrogen gas, by a high temp. non-catalytic chemical reaction where the gas is mixed with urea, hydroxylamine, or the like and allowed to react at a temp. higher than 300°C.
COPYRIGHT: (C)1977,JPO&Japio
JP113876A 1976-01-08 1976-01-08 Removal of nitrogen oxides Pending JPS5285056A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP113876A JPS5285056A (en) 1976-01-08 1976-01-08 Removal of nitrogen oxides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP113876A JPS5285056A (en) 1976-01-08 1976-01-08 Removal of nitrogen oxides

Publications (1)

Publication Number Publication Date
JPS5285056A true JPS5285056A (en) 1977-07-15

Family

ID=11493076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP113876A Pending JPS5285056A (en) 1976-01-08 1976-01-08 Removal of nitrogen oxides

Country Status (1)

Country Link
JP (1) JPS5285056A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001457A1 (en) * 1980-01-14 1981-07-23 Hans-Ulrich Dipl.-Chem. Kreusler Nitrogen oxide removal from waste gas using aq. urea soln. - circulating in countercurrent through packed column, e.g. of polystyrene
WO1988006487A1 (en) * 1987-03-06 1988-09-07 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
US4780289A (en) * 1987-05-14 1988-10-25 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
US4803059A (en) * 1987-04-15 1989-02-07 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent using a hydroxy amino hydrocarbon
US4844878A (en) * 1985-10-04 1989-07-04 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
US5240689A (en) * 1989-06-19 1993-08-31 Noell, Inc. Process using two-stage boiler injection for reduction of nitrogen
GB2304707A (en) * 1995-09-08 1997-03-26 Commissariat Energie Atomique Removing nitrogen oxides from gaseous effluents

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001457A1 (en) * 1980-01-14 1981-07-23 Hans-Ulrich Dipl.-Chem. Kreusler Nitrogen oxide removal from waste gas using aq. urea soln. - circulating in countercurrent through packed column, e.g. of polystyrene
US4844878A (en) * 1985-10-04 1989-07-04 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent
EP0304478B1 (en) * 1987-03-06 1993-06-23 Fuel Tech, Inc. Process for nitrogen oxides reduction with minimization of the production of other pollutants
EP0304478A1 (en) * 1987-03-06 1989-03-01 Fuel Tech Inc Process for nitrogen oxides reduction with minimization of the production of other pollutants.
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
US4803059A (en) * 1987-04-15 1989-02-07 Fuel Tech, Inc. Process for the reduction of nitrogen oxides in an effluent using a hydroxy amino hydrocarbon
WO1988008824A1 (en) * 1987-05-14 1988-11-17 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
US4780289A (en) * 1987-05-14 1988-10-25 Fuel Tech, Inc. Process for nitrogen oxides reduction and minimization of the production of other pollutants
US5240689A (en) * 1989-06-19 1993-08-31 Noell, Inc. Process using two-stage boiler injection for reduction of nitrogen
GB2304707A (en) * 1995-09-08 1997-03-26 Commissariat Energie Atomique Removing nitrogen oxides from gaseous effluents
GB2304707B (en) * 1995-09-08 1999-01-20 Commissariat Energie Atomique Process for purification by the wet method of gaseous effluents

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