JPS5268857A - Decreasing method of nitrogen oxides - Google Patents

Decreasing method of nitrogen oxides

Info

Publication number
JPS5268857A
JPS5268857A JP50143927A JP14392775A JPS5268857A JP S5268857 A JPS5268857 A JP S5268857A JP 50143927 A JP50143927 A JP 50143927A JP 14392775 A JP14392775 A JP 14392775A JP S5268857 A JPS5268857 A JP S5268857A
Authority
JP
Japan
Prior art keywords
nitrogen oxides
decreasing method
decreasing
alumina
ammonia
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
JP50143927A
Other languages
Japanese (ja)
Inventor
Toshitoo Inoue
Kenichi Fujimoto
Nobuaki Yamamoto
Katsumi Hotta
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.)
SHIN NIPPON SEITETSU KAGAKU KOGYO KK
Nippon Steel Chemical and Materials Co Ltd
Original Assignee
SHIN NIPPON SEITETSU KAGAKU KOGYO KK
Nippon Steel Chemical Co 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 SHIN NIPPON SEITETSU KAGAKU KOGYO KK, Nippon Steel Chemical Co Ltd filed Critical SHIN NIPPON SEITETSU KAGAKU KOGYO KK
Priority to JP50143927A priority Critical patent/JPS5268857A/en
Publication of JPS5268857A publication Critical patent/JPS5268857A/en
Pending legal-status Critical Current

Links

Landscapes

  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)

Abstract

PURPOSE: To improve the denitration effect, by contacting gas, mixed with exhaust gas, containing NOx, generated from combustion furnace etc. and ammonia, with silica-alumina, having surface area less than 300 m2/g at 400 W 800°C.
COPYRIGHT: (C)1977,JPO&Japio
JP50143927A 1975-12-05 1975-12-05 Decreasing method of nitrogen oxides Pending JPS5268857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50143927A JPS5268857A (en) 1975-12-05 1975-12-05 Decreasing method of nitrogen oxides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50143927A JPS5268857A (en) 1975-12-05 1975-12-05 Decreasing method of nitrogen oxides

Publications (1)

Publication Number Publication Date
JPS5268857A true JPS5268857A (en) 1977-06-08

Family

ID=15350316

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50143927A Pending JPS5268857A (en) 1975-12-05 1975-12-05 Decreasing method of nitrogen oxides

Country Status (1)

Country Link
JP (1) JPS5268857A (en)

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