DK456489A - Fremgangsmaade til reduktion af dinitrogenoxid - Google Patents

Fremgangsmaade til reduktion af dinitrogenoxid Download PDF

Info

Publication number
DK456489A
DK456489A DK456489A DK456489A DK456489A DK 456489 A DK456489 A DK 456489A DK 456489 A DK456489 A DK 456489A DK 456489 A DK456489 A DK 456489A DK 456489 A DK456489 A DK 456489A
Authority
DK
Denmark
Prior art keywords
given
retention time
seconds before
gas mixture
combustion gases
Prior art date
Application number
DK456489A
Other languages
English (en)
Other versions
DK173075B1 (da
DK456489D0 (da
Inventor
Erik Fareid
Gunnar Kongshaug
Leif Hjoernevik
Oeystein Nirisen
Original Assignee
Norsk Hydro As
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=19891252&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK456489(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Norsk Hydro As filed Critical Norsk Hydro As
Publication of DK456489D0 publication Critical patent/DK456489D0/da
Publication of DK456489A publication Critical patent/DK456489A/da
Application granted granted Critical
Publication of DK173075B1 publication Critical patent/DK173075B1/da

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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Treating Waste Gases (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Amplifiers (AREA)
  • Earth Drilling (AREA)
  • Measuring Volume Flow (AREA)
DK198904564A 1988-09-16 1989-09-15 Fremgangsmåde til reduktion af dinitrogenoxid DK173075B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO884147A NO165539C (no) 1988-09-16 1988-09-16 Fremgangsmaate ved reduksjon av nitrogenoksid.
NO884147 1988-09-16

Publications (3)

Publication Number Publication Date
DK456489D0 DK456489D0 (da) 1989-09-15
DK456489A true DK456489A (da) 1990-03-17
DK173075B1 DK173075B1 (da) 1999-12-20

Family

ID=19891252

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198904564A DK173075B1 (da) 1988-09-16 1989-09-15 Fremgangsmåde til reduktion af dinitrogenoxid

Country Status (14)

Country Link
US (1) US4973457A (da)
EP (1) EP0359286B1 (da)
AT (1) ATE88660T1 (da)
DD (1) DD284659A5 (da)
DE (1) DE68906223T2 (da)
DK (1) DK173075B1 (da)
ES (1) ES2040429T3 (da)
FI (1) FI88149C (da)
HU (1) HU203850B (da)
IE (1) IE64035B1 (da)
NO (1) NO165539C (da)
PL (1) PL162657B1 (da)
RO (1) RO103833B1 (da)
RU (1) RU2032612C1 (da)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0399980A3 (en) * 1989-05-23 1991-01-09 De Beers Industrial Diamond Division (Proprietary) Limited Removal of nox fumes
DE3933286A1 (de) * 1989-10-05 1991-04-18 Steinmueller Gmbh L & C Verfahren zur minderung des gehaltes an stickoxiden in den rauchgasen einer feuerung
NL8902738A (nl) * 1989-11-06 1991-06-03 Kema Nv Werkwijze en inrichting voor het uitvoeren van chemische en/of fysische reacties.
FR2687138A1 (fr) * 1992-02-07 1993-08-13 Hoechst France Procede d'oxydation thermochimique de l'oxyde de diazote.
DE19533715A1 (de) * 1995-09-12 1997-03-13 Basf Ag Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom
WO1999007638A1 (de) * 1997-08-12 1999-02-18 L. & C. Steinmüller Gmbh Verfahren zur herstellung von salpetersäure und vorrichtung zur durchführung des verfahrens
DE19746817C1 (de) * 1997-10-23 1999-03-18 Wuelfrather Zement Gmbh & Co K Verfahren und Vorrichtung zur Verringerung von NOx-Emissionen
DE19819882A1 (de) * 1998-04-27 1999-10-28 Basf Ag Verfahren zur katalytischen Zersetzung von N2O
DE19902109A1 (de) 1999-01-20 2000-07-27 Basf Ag Verfahren zur thermischen N¶2¶O-Zersetzung
DE10001540B4 (de) * 2000-01-14 2005-06-23 Uhde Gmbh Beseitigung von Lachgas bei der Salpetersäureproduktion
JP3965053B2 (ja) * 2000-05-15 2007-08-22 ヴェー ツェー ヘレーウス ゲゼルシャフト ミット ベシュレンクテル ハフツング 窒素を還元するための方法および装置
RU2220097C2 (ru) * 2002-03-06 2003-12-27 Ферд Максим Лейбович Способ утилизации тепла в процессе производства азотной кислоты
DE102007034284A1 (de) 2007-07-20 2009-01-22 Leibniz-Institut Für Katalyse E.V. An Der Universität Rostock Verfahren zur katalytischen N2O-Reduktion mit gleichzeitiger Gewinnung von Wasserstoff und leichten Alkenen
DE102010048040B4 (de) * 2010-10-12 2017-02-23 Ctp Chemisch Thermische Prozesstechnik Gmbh Verfahren und Vorrichtung zur Reinigung lachgashaltiger Abgase
IN201921004836A (da) * 2019-02-07 2020-01-17
CN111068476A (zh) * 2019-12-14 2020-04-28 汪子夏 硝酸溶解金属过程中nox尾气的处理装置、方法及终端
CN117715692A (zh) 2021-07-28 2024-03-15 巴斯夫欧洲公司 DeN2O催化剂的新几何结构

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1224715C2 (de) * 1964-12-29 1976-10-21 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von hochprozentigem stickstoffmonoxyd
JPS5531463B2 (da) 1972-05-31 1980-08-18
NL167334C (nl) * 1975-01-13 Mitsubishi Chem Ind Werkwijze voor het verwijderen van stikstofoxyden uit een verbrandingsgas, in afwezigheid van een katalysator en in aanwezigheid van een ammoniakbron en zuurstof.
NL8006262A (en) * 1980-11-17 1981-04-29 Removing nitrous gases from waste - esp. from nitric acid prodn., by oxidn., and absorption in water and in magnesia suspension
US4562052A (en) * 1984-07-09 1985-12-31 Air Products And Chemicals, Inc. Process for the removal of nitrogen oxides from nitric acid plant tail gas

Also Published As

Publication number Publication date
FI894290L (fi) 1990-03-17
US4973457A (en) 1990-11-27
DK173075B1 (da) 1999-12-20
FI88149B (fi) 1992-12-31
EP0359286A2 (en) 1990-03-21
RU2032612C1 (ru) 1995-04-10
FI894290A0 (fi) 1989-09-12
FI88149C (fi) 1993-04-13
DK456489D0 (da) 1989-09-15
HUT52459A (en) 1990-07-28
NO884147D0 (no) 1988-09-16
IE892719L (en) 1990-03-16
IE64035B1 (en) 1995-06-28
EP0359286A3 (en) 1991-01-30
NO165539B (no) 1990-11-19
DE68906223D1 (de) 1993-06-03
RO103833B1 (en) 1993-07-15
ES2040429T3 (es) 1993-10-16
HU203850B (en) 1991-10-28
ATE88660T1 (de) 1993-05-15
NO165539C (no) 1991-02-27
DD284659A5 (de) 1990-11-21
NO884147L (no) 1990-03-19
DE68906223T2 (de) 1993-08-05
EP0359286B1 (en) 1993-04-28
PL162657B1 (en) 1993-12-31

Similar Documents

Publication Publication Date Title
DK456489A (da) Fremgangsmaade til reduktion af dinitrogenoxid
ATE286775T1 (de) Verfahren zur beseitigung von nox und n2o aus dem restgas der salpetersäureproduktion
ATE112697T1 (de) Verfahren zur reduktion von stickoxiden aus abgasen.
JPS5314662A (en) Method for decreasing nitrogen oxides concentration of combustion exhaust gas
DE3667143D1 (de) Verfahren fuer die systematische behandlung von auspuffgasen.
ATE284838T1 (de) Verfahren und vorrichtung zur reduzierung von distickstoffoxid
ATE193461T1 (de) Katalysator und verfahren zum reinigen von abgasen
ATE41106T1 (de) Katalysator zum entfernen von stickoxiden, kohlenmonoxid und/oder restkohlenwasserstoffen aus abgasen.
ES2092429A1 (es) Catalizador para la eliminacion de sox y nox de gases, especialmente de unidades fcc, y manera de prepararlo.
JPS51137670A (en) Method for decreasing nitrogen oxides in exhaust gas
FR2283721A1 (fr) Procede d'elimination selectif des oxydes d'azote dans les effluents de combustion
JPS526369A (en) Process for decomposing nitrogen oxides
JPS5421956A (en) Method of removing nitrogen oxides contained in exhaust gas
JPS5296966A (en) Treatment of exhaust gas containing nitrogen oxides and sulfur oxides
JPS5353572A (en) Treating metod for gas cntaining ammonia
JPS5326262A (en) Removing method for nitrogen oxides in exhaust gas
JPS529675A (en) A process of decomposing and reducing nitrogen oxides in exhaust combu stion gases
JPS5676228A (en) Detoxification method of exhaust gas containing nitrogen oxide
JPS5353571A (en) Treating method for gas containing ammonia
JPS535094A (en) Regeneration method of denitration catalyst
JPS53100170A (en) Removing method for nitrogen monoxide
JPS5715824A (en) Method for removing nitrogen oxide in waste gas
JPS529677A (en) Exhaust gas reducing and denitrating process
JPS54128975A (en) Removing method for nitrogen oxides
JPS53102232A (en) Pickling method for metal with restrained formation of nitrogen oxides

Legal Events

Date Code Title Description
PBP Patent lapsed

Country of ref document: DK