JPS6052856B2 - 固定燃焼装置よりの排ガス中に含まれる窒素酸化物の除去法 - Google Patents

固定燃焼装置よりの排ガス中に含まれる窒素酸化物の除去法

Info

Publication number
JPS6052856B2
JPS6052856B2 JP50108179A JP10817975A JPS6052856B2 JP S6052856 B2 JPS6052856 B2 JP S6052856B2 JP 50108179 A JP50108179 A JP 50108179A JP 10817975 A JP10817975 A JP 10817975A JP S6052856 B2 JPS6052856 B2 JP S6052856B2
Authority
JP
Japan
Prior art keywords
exhaust gas
honeycomb
catalyst
nitrogen oxides
removing 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.)
Expired
Application number
JP50108179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5231971A (en
Inventor
啓 宇都宮
一哉 曾我
勝乗 嶋崎
裕 美藤
道子 正木
滋 長谷場
宏悦 三木
守 青木
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP50108179A priority Critical patent/JPS6052856B2/ja
Priority to IT2583976A priority patent/IT1064688B/it
Priority to FR7623509A priority patent/FR2322651A1/fr
Priority to DE19762634279 priority patent/DE2634279C2/de
Priority to CA258,141A priority patent/CA1090097A/en
Priority to GB3182076A priority patent/GB1557044A/en
Publication of JPS5231971A publication Critical patent/JPS5231971A/ja
Priority to US05/833,498 priority patent/US4131643A/en
Publication of JPS6052856B2 publication Critical patent/JPS6052856B2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/847—Vanadium, niobium or tantalum or polonium
    • B01J23/8474—Niobium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
JP50108179A 1975-09-05 1975-09-05 固定燃焼装置よりの排ガス中に含まれる窒素酸化物の除去法 Expired JPS6052856B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP50108179A JPS6052856B2 (ja) 1975-09-05 1975-09-05 固定燃焼装置よりの排ガス中に含まれる窒素酸化物の除去法
IT2583976A IT1064688B (it) 1975-09-05 1976-07-29 Catalizzatore per la conversione di ossidi di azoto e metodo per convertire ossidi di azoto presenti in gas di scapico usando detto catalizzatore
FR7623509A FR2322651A1 (fr) 1975-09-05 1976-07-30 Catalyseur pour la reduction des oxydes d'azote et son application a la purification des gaz d'echappement
DE19762634279 DE2634279C2 (de) 1975-09-05 1976-07-30 Verwendung eines aus den Oxiden von Vanadin und Niob bestehenden Katalysators zur Überführung von in Abgasen enthaltenen Stickstoffoxiden in unschädliche Verbindungen
CA258,141A CA1090097A (en) 1975-09-05 1976-07-30 Catalyst for converting nitrogen oxides and method for converting nitrogen oxides in exhaust gases by using said catalyst
GB3182076A GB1557044A (en) 1975-09-05 1976-07-30 Nitrogen oxide catalysis
US05/833,498 US4131643A (en) 1975-09-05 1977-09-15 Catalyst for converting nitrogen oxides and method for converting nitrogen oxides in exhaust gases by using said catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50108179A JPS6052856B2 (ja) 1975-09-05 1975-09-05 固定燃焼装置よりの排ガス中に含まれる窒素酸化物の除去法

Publications (2)

Publication Number Publication Date
JPS5231971A JPS5231971A (en) 1977-03-10
JPS6052856B2 true JPS6052856B2 (ja) 1985-11-21

Family

ID=14477985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50108179A Expired JPS6052856B2 (ja) 1975-09-05 1975-09-05 固定燃焼装置よりの排ガス中に含まれる窒素酸化物の除去法

Country Status (6)

Country Link
JP (1) JPS6052856B2 (enExample)
CA (1) CA1090097A (enExample)
DE (1) DE2634279C2 (enExample)
FR (1) FR2322651A1 (enExample)
GB (1) GB1557044A (enExample)
IT (1) IT1064688B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6479428B1 (en) * 1998-07-27 2002-11-12 Battelle Memorial Institute Long life hydrocarbon conversion catalyst and method of making
US11020732B2 (en) 2015-12-22 2021-06-01 Shell Oil Company Catalyst bed and method for reducing nitrogen oxides
CN108472584A (zh) * 2015-12-22 2018-08-31 国际壳牌研究有限公司 催化剂床和用于还原氮氧化物的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53382B2 (enExample) * 1972-02-25 1978-01-07
US3849342A (en) * 1972-11-29 1974-11-19 Texas Instruments Inc Catalysts for conversion of nitrogen oxide pollutants in automotive exhaust gases
JPS5523086B2 (enExample) * 1973-03-26 1980-06-20
JPS5013590A (enExample) * 1973-06-14 1975-02-13
JPS5417033B2 (enExample) * 1973-06-14 1979-06-27
FR2248261B1 (enExample) * 1973-10-23 1978-04-28 Union Carbide Corp

Also Published As

Publication number Publication date
GB1557044A (en) 1979-12-05
IT1064688B (it) 1985-02-25
JPS5231971A (en) 1977-03-10
DE2634279A1 (de) 1977-03-10
FR2322651B1 (enExample) 1980-05-23
DE2634279C2 (de) 1982-12-30
CA1090097A (en) 1980-11-25
FR2322651A1 (fr) 1977-04-01

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