DD123928A1 - - Google Patents

Info

Publication number
DD123928A1
DD123928A1 DD192685A DD19268576A DD123928A1 DD 123928 A1 DD123928 A1 DD 123928A1 DD 192685 A DD192685 A DD 192685A DD 19268576 A DD19268576 A DD 19268576A DD 123928 A1 DD123928 A1 DD 123928A1
Authority
DD
German Democratic Republic
Application number
DD192685A
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 filed Critical
Publication of DD123928A1 publication Critical patent/DD123928A1/xx

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)
DD192685A 1975-05-07 1976-05-05 DD123928A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS753204A CS196549B1 (en) 1975-05-07 1975-05-07 Process for selective catalytic reduction of nitrogen oxides from waste gases

Publications (1)

Publication Number Publication Date
DD123928A1 true DD123928A1 (enrdf_load_stackoverflow) 1977-01-26

Family

ID=5371448

Family Applications (1)

Application Number Title Priority Date Filing Date
DD192685A DD123928A1 (enrdf_load_stackoverflow) 1975-05-07 1976-05-05

Country Status (8)

Country Link
BE (1) BE841612A (enrdf_load_stackoverflow)
CS (1) CS196549B1 (enrdf_load_stackoverflow)
DD (1) DD123928A1 (enrdf_load_stackoverflow)
DE (1) DE2618510A1 (enrdf_load_stackoverflow)
FR (1) FR2310153A1 (enrdf_load_stackoverflow)
IT (1) IT1059763B (enrdf_load_stackoverflow)
NL (1) NL7604741A (enrdf_load_stackoverflow)
NO (1) NO761370L (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1586530A (en) * 1977-05-31 1981-03-18 Caterpillar Tractor Co Two-stage catalysts of engine exhaust
US4438082A (en) * 1982-09-30 1984-03-20 Engelhard Corporation Platinum gold catalyst for removing NOx and NH3 from gas streams
DE3335917C3 (de) * 1983-10-03 1997-03-13 Wahlco Power Products Inc Vorrichtung zum regenerativen Vorwärmen eines Verbrennungsluftstromes mit einem heißen NO¶x¶-haltigen Rauchgasstrom und zum Vermindern des in den Rauchgasen enthaltenen NO¶x¶

Also Published As

Publication number Publication date
BE841612A (fr) 1976-09-01
DE2618510A1 (de) 1976-11-25
IT1059763B (it) 1982-06-21
NO761370L (enrdf_load_stackoverflow) 1976-11-09
FR2310153B3 (enrdf_load_stackoverflow) 1979-03-16
FR2310153A1 (fr) 1976-12-03
NL7604741A (nl) 1976-11-09
CS196549B1 (en) 1980-03-31

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Legal Events

Date Code Title Description
ENJ Ceased due to non-payment of renewal fee