SE381576B - CATALYST FOR CLEANING EXHAUST FROM COMBUSTION ENGINES - Google Patents

CATALYST FOR CLEANING EXHAUST FROM COMBUSTION ENGINES

Info

Publication number
SE381576B
SE381576B SE7211207A SE1120772A SE381576B SE 381576 B SE381576 B SE 381576B SE 7211207 A SE7211207 A SE 7211207A SE 1120772 A SE1120772 A SE 1120772A SE 381576 B SE381576 B SE 381576B
Authority
SE
Sweden
Prior art keywords
catalyst
combustion engines
cleaning exhaust
exhaust
cleaning
Prior art date
Application number
SE7211207A
Other languages
Swedish (sv)
Inventor
C E Hofstadt
R Fahn
M Schneider
G Donga
Original Assignee
Sued 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
Priority claimed from DE19712143789 external-priority patent/DE2143789C3/en
Application filed by Sued Chemie Ag filed Critical Sued Chemie Ag
Publication of SE381576B publication Critical patent/SE381576B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404Removing only nitrogen compounds
    • B01D53/9409Nitrogen oxides
    • B01D53/9413Processes characterised by a specific catalyst
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/944Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9459Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
    • B01D53/9463Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick
    • B01D53/9472Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick in different zones
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/10Oxidants
    • B01D2251/102Oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/10Noble metals or compounds thereof
    • B01D2255/102Platinum group metals
    • B01D2255/1021Platinum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20746Cobalt
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20753Nickel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
SE7211207A 1971-09-01 1972-08-30 CATALYST FOR CLEANING EXHAUST FROM COMBUSTION ENGINES SE381576B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712143789 DE2143789C3 (en) 1971-09-01 Process for the production of catalytic converters and the use thereof for cleaning exhaust gases from internal combustion engines

Publications (1)

Publication Number Publication Date
SE381576B true SE381576B (en) 1975-12-15

Family

ID=5818371

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7211207A SE381576B (en) 1971-09-01 1972-08-30 CATALYST FOR CLEANING EXHAUST FROM COMBUSTION ENGINES

Country Status (17)

Country Link
JP (1) JPS4834792A (en)
AT (1) AT322515B (en)
BE (1) BE788126A (en)
BR (1) BR7206055D0 (en)
CA (1) CA994318A (en)
CH (1) CH571890A5 (en)
CS (1) CS157607B2 (en)
DK (1) DK142266C (en)
FR (1) FR2150782B1 (en)
GB (1) GB1368661A (en)
IL (1) IL40262A (en)
IT (1) IT962112B (en)
NL (1) NL7211789A (en)
PL (1) PL79501B1 (en)
RO (1) RO62454A (en)
SE (1) SE381576B (en)
SU (1) SU460606A3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5343316B2 (en) * 1973-07-13 1978-11-18
JPS542912B2 (en) * 1973-09-10 1979-02-15
GB2024646B (en) * 1978-07-10 1983-05-05 Johnson Matthey Co Ltd Catalytic oxidation of smoke in exhaust gases
JPS6135853A (en) * 1984-07-27 1986-02-20 Nikki Universal Co Ltd Carbon monoxide removing catalyst
US7150861B2 (en) 2001-09-28 2006-12-19 Nippon Shokubai Co., Ltd. Catalyst for purification of exhaust gases and process for purification of exhaust gases
DE102018128152A1 (en) * 2018-11-12 2020-05-14 Man Energy Solutions Se Process for the aftertreatment of the exhaust gas of an internal combustion engine and internal combustion engine

Also Published As

Publication number Publication date
BE788126A (en) 1972-12-18
NL7211789A (en) 1973-03-05
DK142266C (en) 1981-03-02
DK142266B (en) 1980-10-06
CA994318A (en) 1976-08-03
CH571890A5 (en) 1976-01-30
PL79501B1 (en) 1975-06-30
DE2143789B2 (en) 1976-04-01
JPS4834792A (en) 1973-05-22
RO62454A (en) 1978-01-15
DE2143789A1 (en) 1973-03-22
GB1368661A (en) 1974-10-02
IL40262A (en) 1976-01-30
CS157607B2 (en) 1974-09-16
AT322515B (en) 1975-05-26
IL40262A0 (en) 1972-10-29
SU460606A3 (en) 1975-02-15
BR7206055D0 (en) 1973-08-30
FR2150782A1 (en) 1973-04-13
FR2150782B1 (en) 1980-03-14
IT962112B (en) 1973-12-20

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