EA201291278A1 - Способ удаления гемиоксида азота из газового потока - Google Patents

Способ удаления гемиоксида азота из газового потока

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Publication number
EA201291278A1
EA201291278A1 EA201291278A EA201291278A EA201291278A1 EA 201291278 A1 EA201291278 A1 EA 201291278A1 EA 201291278 A EA201291278 A EA 201291278A EA 201291278 A EA201291278 A EA 201291278A EA 201291278 A1 EA201291278 A1 EA 201291278A1
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EA
Eurasian Patent Office
Prior art keywords
gas stream
nitrogen hemioxide
hemioxide
product stream
stream
Prior art date
Application number
EA201291278A
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English (en)
Other versions
EA022727B1 (ru
Inventor
Кристос Одиссея Ангелидес
Брэдли Дуглас Морелло
Original Assignee
Шелл Интернэшнл Рисерч Маатсхаппий Б.В.
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Application filed by Шелл Интернэшнл Рисерч Маатсхаппий Б.В. filed Critical Шелл Интернэшнл Рисерч Маатсхаппий Б.В.
Publication of EA201291278A1 publication Critical patent/EA201291278A1/ru
Publication of EA022727B1 publication Critical patent/EA022727B1/ru

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8621Removing nitrogen compounds
    • B01D53/8625Nitrogen oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/343Heat recovery
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/54Nitrogen compounds
    • B01D53/56Nitrogen oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/54Nitrogen compounds
    • B01D53/56Nitrogen oxides
    • B01D53/565Nitrogen oxides by treating the gases with solids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/864Removing carbon monoxide or hydrocarbons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404Removing only nitrogen compounds
    • B01D53/9409Nitrogen oxides
    • B01D53/9413Processes characterised by a specific catalyst
    • B01D53/9427Processes characterised by a specific catalyst for removing nitrous oxide
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    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D2257/30Sulfur compounds
    • B01D2257/302Sulfur oxides
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02CCAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00Capture or disposal of greenhouse gases
    • Y02C20/10Capture or disposal of greenhouse gases of nitrous oxide (N2O)

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
  • Treating Waste Gases (AREA)

Abstract

Описывается способ удаления гемиоксида азота из газового потока, имеющего загрязняющую концентрацию гемиоксида азота, для получения газового потока, имеющего значительно пониженную концентрацию гемиоксида азота. Способ включает перепускание подаваемого газового потока через первую теплопередающую зону, которая находится в отношении теплообмена с потоком продукта, при этом тепло передается от потока продукта к подаваемому газовому потоку, что, тем самым, приводит к получению нагретого газового потока; перепускание упомянутого нагретого газового потока в реакционную зону, содержащую катализатор разложения NO и, необязательно, комбинацию другого катализатора, что приводит к разложению гемиоксида азота или других загрязнителей и выходу из нее потока продукта, имеющего пониженную концентрацию гемиоксида азота; и перепускание потока продукта в первую теплопередающую зону для получения охлажденного потока продукта.
EA201291278A 2010-05-19 2011-05-17 Способ удаления гемиоксида азота из газового потока EA022727B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34606910P 2010-05-19 2010-05-19
PCT/US2011/036790 WO2011146469A2 (en) 2010-05-19 2011-05-17 A process for removing nitrous oxide from a gas stream

Publications (2)

Publication Number Publication Date
EA201291278A1 true EA201291278A1 (ru) 2013-04-30
EA022727B1 EA022727B1 (ru) 2016-02-29

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EA201291278A EA022727B1 (ru) 2010-05-19 2011-05-17 Способ удаления гемиоксида азота из газового потока

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US (1) US8613896B2 (ru)
KR (1) KR101933227B1 (ru)
AU (1) AU2011256245B2 (ru)
CO (1) CO6640228A2 (ru)
EA (1) EA022727B1 (ru)
MX (1) MX2012013191A (ru)
WO (1) WO2011146469A2 (ru)

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GB201318592D0 (en) * 2013-10-21 2013-12-04 Johnson Matthey Davy Technologies Ltd Process and apparatus
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KR102632921B1 (ko) * 2015-03-26 2024-02-05 코닝 인코포레이티드 선택적 비촉매 nox 환원 방법 및 시스템
FR3042878B1 (fr) * 2015-10-23 2018-01-12 Alstom Transport Technologies Chaine de mesure pour un circuit electronique de signalisation
EP3533512A1 (en) 2018-03-01 2019-09-04 Casale Sa Process for reducing the content of nox and n2o from a tail gas of a nitric acid process
KR102183166B1 (ko) 2020-06-05 2020-11-26 대구대학교 산학협력단 철 이온이 교환된 이산화티타늄 지지체에 담지된 오산화바나듐-삼산화텅스텐 촉매 및 이를 이용한 질소산화물 제거방법
WO2022152608A1 (en) * 2021-01-13 2022-07-21 Basf Se A process for decomposing nitrous oxide from a gas stream

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JPS5531463A (en) * 1978-08-29 1980-03-05 Kuraray Co Ltd Treatment method and apparatus for excess anesthetic gas
DE69517261T2 (de) 1994-03-07 2000-11-30 Ngk Insulators Ltd Methode zur entfernung von distickstoffmonoxyd
JP3934885B2 (ja) * 2000-09-27 2007-06-20 昭和電工株式会社 余剰麻酔ガスの処理装置
DE10112396A1 (de) 2001-03-13 2002-10-02 Krupp Uhde Gmbh Verfahren zur Verringerung des N¶2¶O-Gehalts in Gasen und ausgewählte Katalysatoren
JP4226275B2 (ja) * 2002-06-07 2009-02-18 日本パイオニクス株式会社 排ガスの浄化方法
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Also Published As

Publication number Publication date
EA022727B1 (ru) 2016-02-29
KR101933227B1 (ko) 2018-12-27
US8613896B2 (en) 2013-12-24
MX2012013191A (es) 2013-01-22
KR20130084983A (ko) 2013-07-26
CO6640228A2 (es) 2013-03-22
US20130156672A1 (en) 2013-06-20
AU2011256245A1 (en) 2012-11-29
WO2011146469A3 (en) 2012-04-19
AU2011256245B2 (en) 2014-05-22
WO2011146469A2 (en) 2011-11-24

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