GB1485217A - Method of removing nitrogen oxides in exhaust combustion gas - Google Patents

Method of removing nitrogen oxides in exhaust combustion gas

Info

Publication number
GB1485217A
GB1485217A GB4581875A GB4581875A GB1485217A GB 1485217 A GB1485217 A GB 1485217A GB 4581875 A GB4581875 A GB 4581875A GB 4581875 A GB4581875 A GB 4581875A GB 1485217 A GB1485217 A GB 1485217A
Authority
GB
United Kingdom
Prior art keywords
flame
combustion gas
ammonia source
interceptor
zone
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
GB4581875A
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries 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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Publication of GB1485217A publication Critical patent/GB1485217A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C99/00—Subject-matter not provided for in other groups of this subclass
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J7/00—Arrangement of devices for supplying chemicals to fire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M9/00—Baffles or deflectors for air or combustion products; Flame shields
    • F23M9/06—Baffles or deflectors for air or combustion products; Flame shields in fire-boxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)
GB4581875A 1974-11-09 1975-11-04 Method of removing nitrogen oxides in exhaust combustion gas Expired GB1485217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49129100A JPS5154871A (ja) 1974-11-09 1974-11-09 Nenshohaigasuchunochitsusosankabutsuno bunkaiho

Publications (1)

Publication Number Publication Date
GB1485217A true GB1485217A (en) 1977-09-08

Family

ID=15001057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4581875A Expired GB1485217A (en) 1974-11-09 1975-11-04 Method of removing nitrogen oxides in exhaust combustion gas

Country Status (5)

Country Link
JP (1) JPS5154871A (enExample)
DE (1) DE2550231A1 (enExample)
FR (1) FR2290241A1 (enExample)
GB (1) GB1485217A (enExample)
NL (1) NL7513050A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410787A1 (fr) * 1977-12-02 1979-06-29 Mitsubishi Heavy Ind Ltd Procede et installation permettant de maitriser la teneur en oxyde d'azote dans les gaz brules d'appareils de combustion
EP1192979A1 (en) * 2000-09-27 2002-04-03 Praxair Technology, Inc. Reagent delivery process

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52710A (en) * 1975-06-24 1977-01-06 Mitsubishi Heavy Ind Ltd Lower nitrogen oxides indusrrial heating furnace
JPS52709A (en) * 1975-06-24 1977-01-06 Mitsubishi Heavy Ind Ltd Lower nitrogen oxides industrial heating furnace
JPS52708A (en) * 1975-06-24 1977-01-06 Mitsubishi Heavy Ind Ltd Lower nitrogen oxides industrial heating furnace
JPS531682A (en) * 1976-06-28 1978-01-09 Osaka Gas Co Ltd Decreasing method of no# in combustion exhaust gas from hydrocarbon
JPS5627957Y2 (enExample) * 1976-06-30 1981-07-03
JPS5314664A (en) * 1976-07-27 1978-02-09 Nippon Steel Corp Method for removing nitrogen oxides contained
JPS5372773A (en) * 1976-12-10 1978-06-28 Hitachi Ltd Direct reductive denitration method of ammonia
DE3532209A1 (de) * 1985-09-10 1987-03-12 Didier Eng Verfahren zur selektiven katalytischen reduktion von stickoxiden
DE3626039A1 (de) * 1986-08-01 1988-02-11 Hoelter Heinz No(pfeil abwaerts)x(pfeil abwaerts)-reduktion mittels ammoniak bei einer wirbelschichtfeuerung
DE3702107A1 (de) * 1987-01-24 1988-08-04 Hoelter Heinz Nutzung von abwasser hinter simultanen so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-waschanlagen
DE3800730A1 (de) * 1987-02-11 1988-08-25 Babcock Anlagen Ag Verfahren zum einmischen von ammoniak in einen rauchgasstrom
JPS6429166A (en) * 1987-07-24 1989-01-31 Sharp Kk Picture rotating device
AT392422B (de) * 1989-04-26 1991-03-25 Waagner Biro Ag Verfahren zur entfernung von stickoxiden
DE4115369A1 (de) * 1991-03-28 1992-10-01 Asea Brown Boveri Verfahren zur minimierung der stickstoffoxyde (nox) bei einer verbrennung
DK171982B1 (da) * 1992-03-27 1997-09-08 Smidth & Co As F L Fremgangsmåde og anlæg til selektiv reduktion af NO-indholdet i røggas fra et ovnanlæg

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410787A1 (fr) * 1977-12-02 1979-06-29 Mitsubishi Heavy Ind Ltd Procede et installation permettant de maitriser la teneur en oxyde d'azote dans les gaz brules d'appareils de combustion
EP1192979A1 (en) * 2000-09-27 2002-04-03 Praxair Technology, Inc. Reagent delivery process

Also Published As

Publication number Publication date
NL7513050A (nl) 1976-05-11
FR2290241B1 (enExample) 1979-01-19
DE2550231A1 (de) 1976-05-13
FR2290241A1 (fr) 1976-06-04
JPS5154871A (ja) 1976-05-14

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Legal Events

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