IT1085009B - Metodo e composto per la decomposizione catalitica di ossidi di azoto - Google Patents

Metodo e composto per la decomposizione catalitica di ossidi di azoto

Info

Publication number
IT1085009B
IT1085009B IT26901/77A IT2690177A IT1085009B IT 1085009 B IT1085009 B IT 1085009B IT 26901/77 A IT26901/77 A IT 26901/77A IT 2690177 A IT2690177 A IT 2690177A IT 1085009 B IT1085009 B IT 1085009B
Authority
IT
Italy
Prior art keywords
compound
nitrogen oxides
catalytic decomposition
catalytic
decomposition
Prior art date
Application number
IT26901/77A
Other languages
English (en)
Original Assignee
Johnson Matthey Co Ltd
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
Application filed by Johnson Matthey Co Ltd filed Critical Johnson Matthey Co Ltd
Application granted granted Critical
Publication of IT1085009B publication Critical patent/IT1085009B/it

Links

Classifications

    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • 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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/20—Carbon compounds
    • B01J27/22—Carbides
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/24—Nitrogen compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Silicon Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
IT26901/77A 1976-08-24 1977-08-24 Metodo e composto per la decomposizione catalitica di ossidi di azoto IT1085009B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB35202/76A GB1590023A (en) 1976-08-24 1976-08-24 Catalytic decomposition of nitrogen oxides

Publications (1)

Publication Number Publication Date
IT1085009B true IT1085009B (it) 1985-05-28

Family

ID=10375036

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26901/77A IT1085009B (it) 1976-08-24 1977-08-24 Metodo e composto per la decomposizione catalitica di ossidi di azoto

Country Status (8)

Country Link
US (2) US4256711A (it)
JP (1) JPS5326795A (it)
CA (1) CA1123177A (it)
DE (1) DE2737988A1 (it)
FR (1) FR2362659A1 (it)
GB (1) GB1590023A (it)
IT (1) IT1085009B (it)
SE (1) SE419853B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220633A (en) * 1979-04-30 1980-09-02 The Babcock & Wilcox Company Filter house and method for simultaneously removing NOx and particulate matter from a gas stream
DE3406657A1 (de) * 1984-02-24 1985-08-29 Kraftanlagen Ag, 6900 Heidelberg Verfahren und vorrichtung zur katalytischen reinigung der abgase von feuerungsanlagen
US4604151A (en) * 1985-01-30 1986-08-05 Talley Defense Systems, Inc. Method and compositions for generating nitrogen gas
HUT56794A (en) * 1989-03-28 1991-10-28 Pechiney Electrometallurgie Process for producing heavy metal carbides with high specific surface
US5171554A (en) * 1990-09-20 1992-12-15 Molecular Technology Corporation Conversion of formaldehyde and nitrogen to a gaseous product and use of gaseous product in reduction of nitrogen oxide in effluent gases
US5234670A (en) * 1990-09-20 1993-08-10 Molecular Technology Corporation Reduction of nitrogen oxide in effluent gases using NCO radicals
US5284556A (en) * 1991-05-01 1994-02-08 Plasmachines, Inc. Exhaust treatment system and method
US5834533A (en) * 1996-11-20 1998-11-10 Phillips Petroleum Company Stable liquid suspension compositions
JP4538635B2 (ja) * 2004-11-24 2010-09-08 国立大学法人京都大学 ホルムアルデヒドの除去触媒およびその製造方法
JP2010269238A (ja) * 2009-05-21 2010-12-02 Kyoto Univ 環境負荷物質の除去物質
CN116037180A (zh) * 2023-03-09 2023-05-02 湘潭大学 核壳型微波催化剂及其制备方法和在硫化氢分解中的应用

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB882484A (en) * 1958-09-08 1961-11-15 Corning Glass Works Method of making ceramic articles
US3397154A (en) * 1963-07-09 1968-08-13 Du Pont Preparation of alumina-supported catalyst compositions and the products thereof
US3498927A (en) * 1967-04-19 1970-03-03 Du Pont Process for applying porous coatings on catalyst supports
GB1390182A (en) * 1971-03-16 1975-04-09 Johnson Matthey Co Ltd Catalysis
US3730686A (en) * 1971-06-29 1973-05-01 Ford Motor Co Quantitative measurement of selected nitrogen compounds in gaseous mixtures
US3816595A (en) * 1971-11-15 1974-06-11 Aqua Chem Inc Method and apparatus for removing nitrogen oxides from a gas stream
GB1417546A (en) * 1971-11-22 1975-12-10 Johnson Matthey Co Ltd Catalytic reduction of oxides of nitrogen
SE464798B (sv) * 1973-10-24 1991-06-17 Johnson Matthey Co Ltd Katalysator innefattande ett substrat, ett mellanliggande oxidskikt och ett katalytiskt skikt
US4143120A (en) * 1974-03-04 1979-03-06 Johnson, Matthey & Co., Limited Method of removing nitric oxide from gases
US4062807A (en) * 1975-06-17 1977-12-13 Tokyo Shibaura Electric Co., Ltd. Nitrogen oxide reducing catalyst
JPS5261167A (en) * 1975-11-15 1977-05-20 Agency Of Ind Science & Technol Method of converting no2 to no and composition for converting

Also Published As

Publication number Publication date
US4297331A (en) 1981-10-27
SE7709454L (sv) 1978-02-25
GB1590023A (en) 1981-05-28
CA1123177A (en) 1982-05-11
US4256711A (en) 1981-03-17
SE419853B (sv) 1981-08-31
JPS5326795A (en) 1978-03-13
DE2737988A1 (de) 1978-03-02
FR2362659A1 (fr) 1978-03-24

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