DK174013B1 - Fremgangsmåde til mindskelse af kvælstofoxider i en røggas, samt en dertil passende røggasledning - Google Patents

Fremgangsmåde til mindskelse af kvælstofoxider i en røggas, samt en dertil passende røggasledning Download PDF

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Publication number
DK174013B1
DK174013B1 DK198704988A DK498887A DK174013B1 DK 174013 B1 DK174013 B1 DK 174013B1 DK 198704988 A DK198704988 A DK 198704988A DK 498887 A DK498887 A DK 498887A DK 174013 B1 DK174013 B1 DK 174013B1
Authority
DK
Denmark
Prior art keywords
catalyst
flue gas
ammonia
nitrogen oxides
excess
Prior art date
Application number
DK198704988A
Other languages
Danish (da)
English (en)
Other versions
DK498887D0 (da
DK498887A (da
Inventor
Lothar Balling
Guenther Spitznagel
Original Assignee
Siemens Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6310334&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK174013(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of DK498887D0 publication Critical patent/DK498887D0/da
Publication of DK498887A publication Critical patent/DK498887A/da
Application granted granted Critical
Publication of DK174013B1 publication Critical patent/DK174013B1/da

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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
    • B01D53/8631—Processes characterised by a specific device

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Seasonings (AREA)
  • Chimneys And Flues (AREA)
DK198704988A 1986-09-25 1987-09-23 Fremgangsmåde til mindskelse af kvælstofoxider i en røggas, samt en dertil passende røggasledning DK174013B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3632595 1986-09-25
DE3632595 1986-09-25

Publications (3)

Publication Number Publication Date
DK498887D0 DK498887D0 (da) 1987-09-23
DK498887A DK498887A (da) 1988-03-26
DK174013B1 true DK174013B1 (da) 2002-04-15

Family

ID=6310334

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198704988A DK174013B1 (da) 1986-09-25 1987-09-23 Fremgangsmåde til mindskelse af kvælstofoxider i en røggas, samt en dertil passende røggasledning

Country Status (6)

Country Link
EP (1) EP0261610A1 (fi)
JP (1) JPS6387521A (fi)
DD (1) DD264274B5 (fi)
DK (1) DK174013B1 (fi)
FI (1) FI88363C (fi)
NO (1) NO873994L (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK166377C (da) * 1989-02-10 1993-09-27 Haldor Topsoe As Fremgangsmaade til fjernelse af nitrogenoxider fra udstoedningsgasser fra turbiner
DE4204603C2 (de) * 1992-02-15 1996-02-29 Hager & Elsaesser Vorrichtung zur mehrstufigen, katalytischen Verbrennung von stickstoffhaltigen Gasen
JP3349182B2 (ja) * 1992-12-21 2002-11-20 三菱重工業株式会社 アンモニアの処理方法
CA2154500C (en) * 1994-07-28 2001-10-02 Kouzo Iida Methods of denitrating exhaust gases
US5770163A (en) * 1994-12-21 1998-06-23 Mitsubishi Jukogyo Kabushiki Kaisha System for the recovery of ammonia escaping from an ammonia reduction denitrator
JP2000093749A (ja) * 1998-09-25 2000-04-04 Mitsubishi Heavy Ind Ltd 排ガスの脱硝方法
US6685897B1 (en) 2000-01-06 2004-02-03 The Regents Of The University Of California Highly-basic large-pore zeolite catalysts for NOx reduction at low temperatures
KR20220160765A (ko) * 2021-05-28 2022-12-06 (주)트리플코어스코리아 질소산화물 제거 시스템

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1586530A (en) * 1977-05-31 1981-03-18 Caterpillar Tractor Co Two-stage catalysts of engine exhaust
US4571329A (en) * 1984-08-13 1986-02-18 Babcock-Hitachi Kabushiki Kaisha Ammonia reduction-denitration process and apparatus therefor

Also Published As

Publication number Publication date
NO873994L (no) 1988-03-28
NO873994D0 (no) 1987-09-24
FI873876A (fi) 1988-03-26
DK498887D0 (da) 1987-09-23
DK498887A (da) 1988-03-26
JPS6387521A (ja) 1988-04-18
FI873876A0 (fi) 1987-09-08
DD264274B5 (de) 1996-08-08
FI88363B (fi) 1993-01-29
EP0261610A1 (de) 1988-03-30
DD264274A1 (de) 1989-01-25
FI88363C (fi) 1993-05-10

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B1 Patent granted (law 1993)
PBP Patent lapsed

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