DD264274A1 - SMOKE DUCT - Google Patents

SMOKE DUCT

Info

Publication number
DD264274A1
DD264274A1 DD87307054A DD30705487A DD264274A1 DD 264274 A1 DD264274 A1 DD 264274A1 DD 87307054 A DD87307054 A DD 87307054A DD 30705487 A DD30705487 A DD 30705487A DD 264274 A1 DD264274 A1 DD 264274A1
Authority
DD
German Democratic Republic
Prior art keywords
smoke duct
smoke
duct
Prior art date
Application number
DD87307054A
Other languages
German (de)
Other versions
DD264274B5 (en
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=DD264274(A1) "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 DD264274A1 publication Critical patent/DD264274A1/en
Publication of DD264274B5 publication Critical patent/DD264274B5/en

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
    • B01D53/8631—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)
  • Chimneys And Flues (AREA)
  • Seasonings (AREA)
DD30705487A 1986-09-25 1987-09-18 Process for reducing the nitrogen oxides in a flue gas and corresponding flue gas line DD264274B5 (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DD264274A1 true DD264274A1 (en) 1989-01-25
DD264274B5 DD264274B5 (en) 1996-08-08

Family

ID=6310334

Family Applications (1)

Application Number Title Priority Date Filing Date
DD30705487A DD264274B5 (en) 1986-09-25 1987-09-18 Process for reducing the nitrogen oxides in a flue gas and corresponding flue gas line

Country Status (6)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK166377C (en) * 1989-02-10 1993-09-27 Haldor Topsoe As PROCEDURE FOR THE REMOVAL OF NITROGEN OXIDES FROM EXHAUST GAS FROM TURBINES
DE4204603C2 (en) * 1992-02-15 1996-02-29 Hager & Elsaesser Device for the multi-stage, catalytic combustion of nitrogenous gases
JP3349182B2 (en) * 1992-12-21 2002-11-20 三菱重工業株式会社 Ammonia treatment method
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 (en) 1998-09-25 2000-04-04 Mitsubishi Heavy Ind Ltd Gas denitration process
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 (en) * 2021-05-28 2022-12-06 (주)트리플코어스코리아 NOx Reduction System

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
DD264274B5 (en) 1996-08-08
NO873994L (en) 1988-03-28
DK498887A (en) 1988-03-26
FI88363C (en) 1993-05-10
DK174013B1 (en) 2002-04-15
DK498887D0 (en) 1987-09-23
FI88363B (en) 1993-01-29
FI873876A0 (en) 1987-09-08
JPS6387521A (en) 1988-04-18
EP0261610A1 (en) 1988-03-30
NO873994D0 (en) 1987-09-24
FI873876A (en) 1988-03-26

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Legal Events

Date Code Title Description
EP Request for examination under paragraph 12(1) filed
AUF Maintained (sect. 12/3 extension act
B5 Patent specification, 2nd publ. accord. to extension act
VE Opposition against patent raised
WP12 As result of examination under paragraph 12 erstrg. patent revoked