GB1448550A - Process for the removal of nitrogen oxides from a gas stream - Google Patents

Process for the removal of nitrogen oxides from a gas stream

Info

Publication number
GB1448550A
GB1448550A GB348275A GB348275A GB1448550A GB 1448550 A GB1448550 A GB 1448550A GB 348275 A GB348275 A GB 348275A GB 348275 A GB348275 A GB 348275A GB 1448550 A GB1448550 A GB 1448550A
Authority
GB
United Kingdom
Prior art keywords
silica
gas stream
ferrous
jan
alumina
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
GB348275A
Other languages
English (en)
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.)
JGC Corp
Original Assignee
Japan Gasoline 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 Japan Gasoline Co Ltd filed Critical Japan Gasoline Co Ltd
Publication of GB1448550A publication Critical patent/GB1448550A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (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)
GB348275A 1974-01-31 1975-01-27 Process for the removal of nitrogen oxides from a gas stream Expired GB1448550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1313674 1974-01-31

Publications (1)

Publication Number Publication Date
GB1448550A true GB1448550A (en) 1976-09-08

Family

ID=11824731

Family Applications (1)

Application Number Title Priority Date Filing Date
GB348275A Expired GB1448550A (en) 1974-01-31 1975-01-27 Process for the removal of nitrogen oxides from a gas stream

Country Status (4)

Country Link
DE (1) DE2504027A1 (fr)
FR (1) FR2333559A1 (fr)
GB (1) GB1448550A (fr)
NL (1) NL7501171A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3423761A1 (de) * 1984-06-28 1986-01-09 Bergwerksverband Gmbh, 4300 Essen Verfahren zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts)
CN113231085A (zh) * 2021-05-25 2021-08-10 北京化工大学 硫酸铁改性的赤泥基脱硝催化剂及其制备方法和应用

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7601371A (nl) * 1976-02-11 1977-08-15 Shell Int Research Werkwijze voor het gelijktijdig verwijderen van stikstofoxyden en zwaveloxyden uit een gasstroom.
FR2368987A1 (fr) * 1976-11-01 1978-05-26 Mitsubishi Chem Ind Reduction catalytique des oxydes d'azote
JPS5450495A (en) * 1977-09-30 1979-04-20 Ube Ind Ltd Nitrogen oxides purification catalyst
DE3505648C2 (de) * 1985-02-19 1987-02-19 Didier Engineering Gmbh, 4300 Essen Verfahren zur Herstellung eines Eisenoxid, Chromoxid und Manganoxid enthaltenden Katalysators zur selektiven Reduzierung von Stickoxiden in Abgasen mittels Ammoniak
DE3544476A1 (de) * 1985-12-16 1987-06-19 Sued Chemie Ag Eisenhaltiger katalysator zur verringerung des stickoxidgehalts von verbrennungsabgasen
US4695438A (en) * 1986-06-13 1987-09-22 Johnson Matthey, Inc. Selective catalytic reduction catalysts
DE3633493A1 (de) * 1986-10-02 1988-04-14 Metallgesellschaft Ag Verfahren zur katalytischen reduktion von no
DE3641773A1 (de) * 1986-12-06 1988-06-09 Metallgesellschaft Ag Verfahren zur katalytischen reduktion von in einem gas enthaltenem no
DE3642980A1 (de) * 1986-12-17 1988-06-23 Metallgesellschaft Ag Verfahren zur katalytischen reduktion von no
DE3787007T2 (de) * 1986-12-19 1994-01-20 Babcock Hitachi Kk Verfahren zur Kalzinierung eines Denitrierungskatalyators.
DE3701527A1 (de) * 1987-01-21 1988-08-04 Metallgesellschaft Ag Verfahren zur gleichzeitigen entstickung und entschwefelung eines sauerstoffhaltigen abgases
DE4235411A1 (de) * 1992-10-21 1994-04-28 Metallgesellschaft Ag Verfahren zur katalytischen Reduktion von Stickstoffoxiden in Verbrennungsabgasen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3423761A1 (de) * 1984-06-28 1986-01-09 Bergwerksverband Gmbh, 4300 Essen Verfahren zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts)
CN113231085A (zh) * 2021-05-25 2021-08-10 北京化工大学 硫酸铁改性的赤泥基脱硝催化剂及其制备方法和应用
CN113231085B (zh) * 2021-05-25 2023-06-27 北京化工大学 硫酸铁改性的赤泥基脱硝催化剂及其制备方法和应用

Also Published As

Publication number Publication date
FR2333559A1 (fr) 1977-07-01
DE2504027A1 (de) 1975-08-07
FR2333559B1 (fr) 1982-02-19
NL7501171A (nl) 1975-08-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee