JPS4834792A - - Google Patents

Info

Publication number
JPS4834792A
JPS4834792A JP47051152A JP5115272A JPS4834792A JP S4834792 A JPS4834792 A JP S4834792A JP 47051152 A JP47051152 A JP 47051152A JP 5115272 A JP5115272 A JP 5115272A JP S4834792 A JPS4834792 A JP S4834792A
Authority
JP
Japan
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.)
Pending
Application number
JP47051152A
Other languages
Japanese (ja)
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/de
Application filed filed Critical
Publication of JPS4834792A publication Critical patent/JPS4834792A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts 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
    • 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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • 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
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • 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
    • B01D53/9459—Removing 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
    • B01D53/9463—Removing 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
    • B01D53/9472—Removing 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/102—Oxygen
    • 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
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20746—Cobalt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20753—Nickel
    • 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

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)
JP47051152A 1971-09-01 1972-05-23 Pending JPS4834792A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712143789 DE2143789C3 (de) 1971-09-01 Verfahren zur Herstellung von Katalysatoren und Verwendung derselben zur Reinigung von Abgasen aus Verbrennungskrartmaschinen

Publications (1)

Publication Number Publication Date
JPS4834792A true JPS4834792A (fr) 1973-05-22

Family

ID=5818371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47051152A Pending JPS4834792A (fr) 1971-09-01 1972-05-23

Country Status (17)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5028880A (fr) * 1973-07-13 1975-03-24
JPS5051966A (fr) * 1973-09-10 1975-05-09
JPS6135853A (ja) * 1984-07-27 1986-02-20 Nikki Universal Co Ltd 防毒マスク用一酸化炭素除去触媒

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2024646B (en) * 1978-07-10 1983-05-05 Johnson Matthey Co Ltd Catalytic oxidation of smoke in exhaust gases
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 (de) * 2018-11-12 2020-05-14 Man Energy Solutions Se Verfahren zur Nachbehandlung des Abgases einer Brennkraftmaschine und Brennkraftmaschine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5028880A (fr) * 1973-07-13 1975-03-24
JPS5343316B2 (fr) * 1973-07-13 1978-11-18
JPS5051966A (fr) * 1973-09-10 1975-05-09
JPS542912B2 (fr) * 1973-09-10 1979-02-15
JPS6135853A (ja) * 1984-07-27 1986-02-20 Nikki Universal Co Ltd 防毒マスク用一酸化炭素除去触媒
JPH0526544B2 (fr) * 1984-07-27 1993-04-16 Nitsuki Yunibaasaru Kk

Also Published As

Publication number Publication date
BE788126A (fr) 1972-12-18
SE381576B (sv) 1975-12-15
NL7211789A (fr) 1973-03-05
DK142266C (da) 1981-03-02
DK142266B (da) 1980-10-06
CA994318A (en) 1976-08-03
CH571890A5 (fr) 1976-01-30
PL79501B1 (fr) 1975-06-30
DE2143789B2 (de) 1976-04-01
RO62454A (fr) 1978-01-15
DE2143789A1 (de) 1973-03-22
GB1368661A (en) 1974-10-02
IL40262A (en) 1976-01-30
CS157607B2 (fr) 1974-09-16
AT322515B (de) 1975-05-26
IL40262A0 (en) 1972-10-29
SU460606A3 (ru) 1975-02-15
BR7206055D0 (pt) 1973-08-30
FR2150782A1 (fr) 1973-04-13
FR2150782B1 (fr) 1980-03-14
IT962112B (it) 1973-12-20

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