CA1073637A - Method for catalytically reducing nitrogen oxides - Google Patents

Method for catalytically reducing nitrogen oxides

Info

Publication number
CA1073637A
CA1073637A CA283,136A CA283136A CA1073637A CA 1073637 A CA1073637 A CA 1073637A CA 283136 A CA283136 A CA 283136A CA 1073637 A CA1073637 A CA 1073637A
Authority
CA
Canada
Prior art keywords
catalyst
reactor
nitrogen oxides
outlet
inlet
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA283,136A
Other languages
English (en)
French (fr)
Inventor
Tadashi Higasa
Shujiro Shiga
Takeshi Katsumata
Yasushi Okamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of CA1073637A publication Critical patent/CA1073637A/en
Expired legal-status Critical Current

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
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • B01J8/12—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by gravity in a downward flow

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
CA283,136A 1976-07-20 1977-07-20 Method for catalytically reducing nitrogen oxides Expired CA1073637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8700576A JPS5311879A (en) 1976-07-20 1976-07-20 Moving bed type catalytic reduction method for nitrogen oxides

Publications (1)

Publication Number Publication Date
CA1073637A true CA1073637A (en) 1980-03-18

Family

ID=13902788

Family Applications (1)

Application Number Title Priority Date Filing Date
CA283,136A Expired CA1073637A (en) 1976-07-20 1977-07-20 Method for catalytically reducing nitrogen oxides

Country Status (6)

Country Link
US (1) US4186177A (OSRAM)
JP (1) JPS5311879A (OSRAM)
CA (1) CA1073637A (OSRAM)
FR (1) FR2358915A1 (OSRAM)
GB (1) GB1548806A (OSRAM)
IT (1) IT1083691B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT382527B (de) * 1980-10-18 1987-03-10 Bergwerksverband Gmbh Verfahren zur entfernung von schwefeloxiden und stickstoffoxiden aus abgasen sowie vorrichtung zumdurchfuehren dieses verfahrens
DE3406657A1 (de) * 1984-02-24 1985-08-29 Kraftanlagen Ag, 6900 Heidelberg Verfahren und vorrichtung zur katalytischen reinigung der abgase von feuerungsanlagen
DE3641773A1 (de) * 1986-12-06 1988-06-09 Metallgesellschaft Ag Verfahren zur katalytischen reduktion von in einem gas enthaltenem no
US5269143A (en) * 1992-12-07 1993-12-14 Ford Motor Company Diesel engine turbo-expander
US5307772A (en) * 1992-12-16 1994-05-03 Ford Motor Company Redox catalysis of NOx in internal combustion engines
FR3026656B1 (fr) * 2014-10-01 2021-12-31 Lab Sa Procede et installation de regeneration d'un catalyseur de denitrification
FR3026657A1 (fr) * 2014-10-01 2016-04-08 Lab Sa Procede et installation de regeneration d'un catalyseur de denitrification

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2317379A (en) * 1939-04-01 1943-04-27 Standard Oil Dev Co Catalytic cracking
US2378394A (en) * 1940-05-31 1945-06-19 Kellogg M W Co Apparatus for converting hydrocarbon oils
US3578608A (en) * 1968-09-24 1971-05-11 Du Pont Regenerating a platinum oxide deactivated catalyst resulting from use in eliminating oxides of nitrogen from gases
JPS5012393B2 (OSRAM) 1973-03-13 1975-05-12
JPS536099B2 (OSRAM) * 1974-12-28 1978-03-04

Also Published As

Publication number Publication date
US4186177A (en) 1980-01-29
FR2358915A1 (fr) 1978-02-17
FR2358915B1 (OSRAM) 1979-03-30
JPS5311879A (en) 1978-02-02
IT1083691B (it) 1985-05-25
GB1548806A (en) 1979-07-18

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Legal Events

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