SE393436B - PROVIDE CATALYTIC REDUCTION OF NITROGEN OXIDES IN EXHAUST GASES - Google Patents

PROVIDE CATALYTIC REDUCTION OF NITROGEN OXIDES IN EXHAUST GASES

Info

Publication number
SE393436B
SE393436B SE7308045A SE7308045A SE393436B SE 393436 B SE393436 B SE 393436B SE 7308045 A SE7308045 A SE 7308045A SE 7308045 A SE7308045 A SE 7308045A SE 393436 B SE393436 B SE 393436B
Authority
SE
Sweden
Prior art keywords
exhaust gases
nitrogen oxides
catalytic reduction
provide catalytic
reduction
Prior art date
Application number
SE7308045A
Other languages
Swedish (sv)
Inventor
K H Koepernik
G Weidenbach
Original Assignee
Kali Chemie Ag
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 Kali Chemie Ag filed Critical Kali Chemie Ag
Publication of SE393436B publication Critical patent/SE393436B/en

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
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/46—Ruthenium, rhodium, osmium or iridium
    • B01J23/464—Rhodium
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/16—Reducing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1026—Ruthenium
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
SE7308045A 1972-06-08 1973-06-07 PROVIDE CATALYTIC REDUCTION OF NITROGEN OXIDES IN EXHAUST GASES SE393436B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2227877A DE2227877A1 (en) 1972-06-08 1972-06-08 PROCESS FOR THE CATALYTIC REDUCTION OF NITROGEN OXIDES IN EXHAUST GASES

Publications (1)

Publication Number Publication Date
SE393436B true SE393436B (en) 1977-05-09

Family

ID=5847157

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7308045A SE393436B (en) 1972-06-08 1973-06-07 PROVIDE CATALYTIC REDUCTION OF NITROGEN OXIDES IN EXHAUST GASES

Country Status (8)

Country Link
JP (1) JPS4955562A (en)
BE (1) BE800616A (en)
DE (1) DE2227877A1 (en)
FR (1) FR2188678A5 (en)
GB (1) GB1432799A (en)
IT (1) IT989053B (en)
NL (1) NL7308041A (en)
SE (1) SE393436B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4361711A (en) * 1981-12-18 1982-11-30 The Standard Oil Company Alcohols from olefins and synthesis gas

Also Published As

Publication number Publication date
NL7308041A (en) 1973-12-11
BE800616A (en) 1973-12-07
DE2227877A1 (en) 1974-01-03
IT989053B (en) 1975-05-20
FR2188678A5 (en) 1974-01-18
GB1432799A (en) 1976-04-22
JPS4955562A (en) 1974-05-29

Similar Documents

Publication Publication Date Title
IT1027634B (en) PROCEDURE FOR REDUCING NITROGEN OXIDES AND CATALYTIC COMPOSITIONS TO NITROGEN FOR THIS PROCEDURE
SE396635B (en) KIT AND CATALYST CATALYTER KIT AND CATALYLER NITROGES AND NITROGEN OXIDES FROM CAR EXHAUST
SE418152B (en) SET FOR EXHAUSTABILITY OF GASES, IN PARTICULAR NITROGEN AND SULFUR OXIDES, WITH THE HELP OF CARBONATES
CA972135A (en) Purification of combustion gases containing oxides of sulphur
SE404068B (en) ARRANGEMENTS FOR ATERCIRCULATION OF EXHAUST GASES IN COMBUSTION ENGINES
SE390527B (en) EXHAUST MILL IN ROUND SILOS
CA985484A (en) Catalytic treatment of exhaust gases
SE408934B (en) EXHAUST Muffler
IT998716B (en) PROCEDURE TO REMOVE NITROGEN OXIDES FROM GASEOUS MIXTURES
SE413537B (en) INDUCTION AND EXHAUST CHANNELS FOR INCLUSION ENGINES
NL7508553A (en) INTAKE AND EXHAUST SYSTEM.
IT1005647B (en) PROCEDURE TO REDUCE HARMFUL NITROGEN OXIDES IN EXHAUST GAS CATALYT
IT1000081B (en) PROCEDURE AND CATALYST FOR THE REDUCTION OF NITROGEN OXIDES CONTAINED IN AU TOMOBILI EXHAUST GAS
SE418974B (en) GAS REDUCTION OF METAL OXIDES
SE407605B (en) REDUCTION CATALYST FOR THE REMOVAL OF NITROGEN OXIDES IN EXHAUST GASES
IT962926B (en) CATALYST FOR EXHAUST GAS AND METHOD FOR ITS USE
SE393436B (en) PROVIDE CATALYTIC REDUCTION OF NITROGEN OXIDES IN EXHAUST GASES
IT958169B (en) CATALYTIC STRUCTURE TO ELIMINATE NITROGEN OXIDES FROM EXHAUST GAS
AU3454771A (en) Catalytic treatment of exhaust gases
AU3376371A (en) Catalyst for use in purification of exhaust gas
SE400809B (en) CATALYST FOR OXIDATION OF COMBUSTIBLE POLLUTIONS IN EXHAUST GASES
IT964122B (en) PROCEDURE FOR THE ABSORPTION OF NITROUS EXHAUST GAS
CH531638A (en) Exhaust gas reactor
SE401235B (en) CATALYST FOR REDUCING THE CONTENT OF NITROGEN OXIDES AND WAY TO PRODUCE THIS
IT956978B (en) CATALYSTS FOR TREATING EXHAUST GASES AND METHOD FOR TREATING EXHAUST GASES WITH THESE