IT1042887B - Processo per rimuovere ossidi di azoto da un gas di compustione mediante riduzione selettiva con ammoniaca - Google Patents

Processo per rimuovere ossidi di azoto da un gas di compustione mediante riduzione selettiva con ammoniaca

Info

Publication number
IT1042887B
IT1042887B IT2746275A IT2746275A IT1042887B IT 1042887 B IT1042887 B IT 1042887B IT 2746275 A IT2746275 A IT 2746275A IT 2746275 A IT2746275 A IT 2746275A IT 1042887 B IT1042887 B IT 1042887B
Authority
IT
Italy
Prior art keywords
ammonia
combustion gas
nitrogen oxides
selective reduction
removing nitrogen
Prior art date
Application number
IT2746275A
Other languages
English (en)
Italian (it)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of IT1042887B publication Critical patent/IT1042887B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IT2746275A 1974-09-24 1975-09-19 Processo per rimuovere ossidi di azoto da un gas di compustione mediante riduzione selettiva con ammoniaca IT1042887B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4150574A GB1523726A (en) 1974-09-24 1974-09-24 Process for removing no from a flue gas by selective reduction with

Publications (1)

Publication Number Publication Date
IT1042887B true IT1042887B (it) 1980-01-30

Family

ID=10420007

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2746275A IT1042887B (it) 1974-09-24 1975-09-19 Processo per rimuovere ossidi di azoto da un gas di compustione mediante riduzione selettiva con ammoniaca

Country Status (9)

Country Link
JP (1) JPS5837009B2 (fr)
AT (1) AT357993B (fr)
CA (1) CA1064225A (fr)
DE (1) DE2542204A1 (fr)
FR (1) FR2285922A1 (fr)
GB (1) GB1523726A (fr)
IT (1) IT1042887B (fr)
NL (1) NL181846C (fr)
SE (1) SE413887B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7601371A (nl) * 1976-02-11 1977-08-15 Shell Int Research Werkwijze voor het gelijktijdig verwijderen van stikstofoxyden en zwaveloxyden uit een gasstroom.
JPS5314189A (en) * 1976-07-26 1978-02-08 Hitachi Zosen Corp Denitration catalyst supporting copper sulfate
DE3701527A1 (de) * 1987-01-21 1988-08-04 Metallgesellschaft Ag Verfahren zur gleichzeitigen entstickung und entschwefelung eines sauerstoffhaltigen abgases
ES2022607B3 (es) * 1988-01-22 1991-12-01 Metallgesellschaft Ag Procedimiento para la reduccion catalitica de no.
DE3830045C2 (de) * 1988-09-03 1993-09-30 Bayer Ag Verfahren zur Reduktion von in Abgasen enthaltenen Stickoxiden mittels eines zeolithhaltigen Katalysators

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5515247B2 (fr) * 1974-06-11 1980-04-22

Also Published As

Publication number Publication date
ATA724175A (de) 1980-01-15
FR2285922B1 (fr) 1978-04-07
JPS5157676A (en) 1976-05-20
NL181846C (nl) 1987-11-16
DE2542204C2 (fr) 1987-02-19
CA1064225A (fr) 1979-10-16
AT357993B (de) 1980-08-11
SE413887B (sv) 1980-06-30
FR2285922A1 (fr) 1976-04-23
NL7511144A (nl) 1976-03-26
SE7510605L (sv) 1976-03-25
DE2542204A1 (de) 1976-04-08
JPS5837009B2 (ja) 1983-08-13
NL181846B (nl) 1987-06-16
GB1523726A (en) 1978-09-06

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