GB1599079A - Method for removal of nitrogen oxides from exhaust gases - Google Patents

Method for removal of nitrogen oxides from exhaust gases Download PDF

Info

Publication number
GB1599079A
GB1599079A GB2518578A GB2518578A GB1599079A GB 1599079 A GB1599079 A GB 1599079A GB 2518578 A GB2518578 A GB 2518578A GB 2518578 A GB2518578 A GB 2518578A GB 1599079 A GB1599079 A GB 1599079A
Authority
GB
United Kingdom
Prior art keywords
catalyst
exhaust gas
nitrogen oxides
temperature
volume
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
GB2518578A
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Publication of GB1599079A publication Critical patent/GB1599079A/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
    • 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
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
GB2518578A 1977-06-08 1978-05-31 Method for removal of nitrogen oxides from exhaust gases Expired GB1599079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52067584A JPS5920383B2 (ja) 1977-06-08 1977-06-08 低温で活性の高いＮＯｘ還元用触媒

Publications (1)

Publication Number Publication Date
GB1599079A true GB1599079A (en) 1981-09-30

Family

ID=13349104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2518578A Expired GB1599079A (en) 1977-06-08 1978-05-31 Method for removal of nitrogen oxides from exhaust gases

Country Status (7)

Country Link
JP (1) JPS5920383B2 (de)
CA (1) CA1091899A (de)
DE (1) DE2824246A1 (de)
FR (1) FR2393602A1 (de)
GB (1) GB1599079A (de)
NL (1) NL7806130A (de)
PL (1) PL207401A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5790159A (en) * 1980-11-27 1982-06-04 Toa Medical Electronics Co Ltd Blood analyzer
DE3634553A1 (de) * 1986-10-10 1988-04-21 Didier Werke Ag Verwendung von manganknollen oder manganhaltigen tiefsee-erzen in katalysatoren zur verminderung von stickstoffoxiden in abgasen
US5476828A (en) * 1991-07-29 1995-12-19 British Technology Group Limited Catalyst and catalytic reduction
WO1993002776A1 (en) * 1991-07-29 1993-02-18 British Technology Group Ltd. Catalyst and catalytic reduction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253685B (de) * 1963-01-22 1967-11-09 Degussa Verfahren zur Entfernung von Stickstoffoxyden aus stickstoffoxydhaltigen Abgasen
BE789846A (fr) * 1971-10-08 1973-02-01 Du Pont Procede de purification de courants gazeux contenant des impuretes soufrees
US4003854A (en) * 1974-06-03 1977-01-18 Gennady Alexeevich Skvortsov Catalyst of supported vanadium oxide and manganese oxide and method of producing same

Also Published As

Publication number Publication date
NL7806130A (nl) 1978-12-12
JPS5920383B2 (ja) 1984-05-12
FR2393602A1 (fr) 1979-01-05
CA1091899A (en) 1980-12-23
DE2824246A1 (de) 1978-12-14
PL207401A1 (pl) 1979-03-12
JPS542289A (en) 1979-01-09

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Legal Events

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