CL2018001131A1 - Método y equipo de eliminación de nox y n2o de un gas. - Google Patents

Método y equipo de eliminación de nox y n2o de un gas.

Info

Publication number
CL2018001131A1
CL2018001131A1 CL2018001131A CL2018001131A CL2018001131A1 CL 2018001131 A1 CL2018001131 A1 CL 2018001131A1 CL 2018001131 A CL2018001131 A CL 2018001131A CL 2018001131 A CL2018001131 A CL 2018001131A CL 2018001131 A1 CL2018001131 A1 CL 2018001131A1
Authority
CL
Chile
Prior art keywords
nox
gas
equipment
reduction
removing nox
Prior art date
Application number
CL2018001131A
Other languages
English (en)
Inventor
Jean François Granger
Original Assignee
Casale Sa
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=54427562&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CL2018001131(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Casale Sa filed Critical Casale Sa
Publication of CL2018001131A1 publication Critical patent/CL2018001131A1/es

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
    • B01D53/8628—Processes characterised by a specific catalyst
    • 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
    • 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
    • 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
    • B01D53/869—Multiple step processes
    • 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
    • B01D53/8696—Controlling the catalytic process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • B01J29/072—Iron group metals or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20723—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20738—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20761—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/402—Dinitrogen oxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide
    • 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

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

Abstract

Método de reducción del contenido de óxidos de nitrógeno (NOX) y óxido nitroso (N2O) de un gas alimentado, que comprende los pasos de: el tratamiento de dicho gas con una primera cantidad de un agente reductor de NOX en un primer lecho catalítico de reducción de NOX; el tratamiento del efluente de dicho primer lecho catalítico de reducción de NOx en al menos un lecho catalítico de reducción de N2O de eliminación de N2O; el tratamiento del efluente de el o los lechos catalíticos de reducción de N2O con una segunda cantidad de un agente reductor de NOX en un segundo lecho catalítico de reducción de NOX.  
CL2018001131A 2015-10-28 2018-04-27 Método y equipo de eliminación de nox y n2o de un gas. CL2018001131A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15191816.6A EP3162427A1 (en) 2015-10-28 2015-10-28 A method and apparatus for removing nox and n2o from a gas

Publications (1)

Publication Number Publication Date
CL2018001131A1 true CL2018001131A1 (es) 2018-08-10

Family

ID=54427562

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2018001131A CL2018001131A1 (es) 2015-10-28 2018-04-27 Método y equipo de eliminación de nox y n2o de un gas.

Country Status (11)

Country Link
US (1) US11325069B2 (es)
EP (2) EP3162427A1 (es)
CN (2) CN108136329B (es)
AU (2) AU2016347643B2 (es)
BR (2) BR112018008653A2 (es)
CA (2) CA3000915C (es)
CL (1) CL2018001131A1 (es)
MY (2) MY176370A (es)
RU (1) RU2712609C2 (es)
SA (1) SA519401611B1 (es)
WO (1) WO2017072332A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112019005684A2 (pt) * 2016-09-23 2019-06-11 Casale S A reator químico catalítico de fluxo axial-radial com duas camadas de catalisador
US20200061536A1 (en) 2016-10-28 2020-02-27 Casale Sa A method for removing nitrogen oxides from a gas using an iron exchanged zeolite catalyst
BR112020005604A2 (pt) * 2017-11-30 2020-09-29 Casale Sa processo para a produção de ácido nítrico com redução terciária de n2o e nox
EP3689441A1 (en) * 2019-02-01 2020-08-05 Casale Sa Process for removing nitrogen oxides from a gas
EP3741449A1 (en) * 2019-05-21 2020-11-25 Haldor Topsøe A/S A process for the removal of dinitrogen oxide in process off-gas
CN111644048B (zh) * 2019-09-09 2022-01-21 上海浦景化工技术股份有限公司 脱除尾气中氮氧化物、亚硝酸烷基酯气体的工艺方法

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US4081511A (en) 1975-03-21 1978-03-28 Didier Engineering Gmbh Process for removing nitric oxides from processing exhaust gases
US4049777A (en) 1976-05-20 1977-09-20 Didier Engineering Gmbh Method of waste gas treatment
GB2162830B (en) 1984-08-10 1988-08-10 Babcock Hitachi Kk Ammonia reduction-denitration process and apparatus therefor
US4571329A (en) * 1984-08-13 1986-02-18 Babcock-Hitachi Kabushiki Kaisha Ammonia reduction-denitration process and apparatus therefor
DE3532209A1 (de) 1985-09-10 1987-03-12 Didier Eng Verfahren zur selektiven katalytischen reduktion von stickoxiden
DE4440833A1 (de) 1994-11-15 1996-02-08 Bayerische Motoren Werke Ag Katalysator-Anordnung zur Reduktion von Stickoxiden in sauerstoffhaltigen Abgasen einer Brennkraftmaschine, insbesondere Dieselmotor
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US20040179986A1 (en) * 1998-09-09 2004-09-16 Porzellanwerk Kloster Veilsdorf Gmbh Ceramic catalyst for the selective decomposition of N2O and method for making same
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FR2789911B1 (fr) 1999-02-18 2001-05-04 Grande Paroisse Sa Procede pour abattre simultanement les oxydes nitriques et le protoxyde d'azote dans les gaz qui en contiennent
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Also Published As

Publication number Publication date
AU2016347643B2 (en) 2021-11-04
AU2017349650A1 (en) 2019-05-02
EP3368194B1 (en) 2019-08-14
CA3039301A1 (en) 2018-05-03
MY196674A (en) 2023-04-29
CN109862956A (zh) 2019-06-07
CN108136329B (zh) 2021-09-10
CA3000915C (en) 2023-04-04
US20180280873A1 (en) 2018-10-04
MY176370A (en) 2020-08-04
BR112019008046A2 (pt) 2019-07-02
EP3368194A1 (en) 2018-09-05
US11325069B2 (en) 2022-05-10
CA3039301C (en) 2023-10-17
SA519401611B1 (ar) 2023-06-04
CN108136329A (zh) 2018-06-08
BR112018008653A2 (pt) 2018-10-30
RU2712609C2 (ru) 2020-01-29
EP3162427A1 (en) 2017-05-03
RU2018118804A3 (es) 2019-11-29
AU2016347643A1 (en) 2018-04-12
CA3000915A1 (en) 2017-05-04
AU2017349650B2 (en) 2023-04-13
RU2018118804A (ru) 2019-11-29
WO2017072332A1 (en) 2017-05-04

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