JPS4886791A - - Google Patents

Info

Publication number
JPS4886791A
JPS4886791A JP47017723A JP1772372A JPS4886791A JP S4886791 A JPS4886791 A JP S4886791A JP 47017723 A JP47017723 A JP 47017723A JP 1772372 A JP1772372 A JP 1772372A JP S4886791 A JPS4886791 A JP S4886791A
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.)
Granted
Application number
JP47017723A
Other languages
Japanese (ja)
Other versions
JPS5221999B2 (enrdf_load_stackoverflow
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
Priority to JP47017723A priority Critical patent/JPS5221999B2/ja
Priority to GB831373A priority patent/GB1413355A/en
Priority to FR7306135A priority patent/FR2173128B1/fr
Priority to DE19732308789 priority patent/DE2308789A1/de
Publication of JPS4886791A publication Critical patent/JPS4886791A/ja
Publication of JPS5221999B2 publication Critical patent/JPS5221999B2/ja
Expired legal-status Critical Current

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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/86—Chromium
    • B01J23/866—Nickel and chromium
    • 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)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
JP47017723A 1972-02-22 1972-02-22 Expired JPS5221999B2 (enrdf_load_stackoverflow)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP47017723A JPS5221999B2 (enrdf_load_stackoverflow) 1972-02-22 1972-02-22
GB831373A GB1413355A (en) 1972-02-22 1973-02-20 Catalyst for treatment of exhaust gases containing nitrogen oxides carbon monoxide and hydrocarbons
FR7306135A FR2173128B1 (enrdf_load_stackoverflow) 1972-02-22 1973-02-21
DE19732308789 DE2308789A1 (de) 1972-02-22 1973-02-22 Katalysator fuer abgase und verfahren zu seiner herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47017723A JPS5221999B2 (enrdf_load_stackoverflow) 1972-02-22 1972-02-22

Publications (2)

Publication Number Publication Date
JPS4886791A true JPS4886791A (enrdf_load_stackoverflow) 1973-11-15
JPS5221999B2 JPS5221999B2 (enrdf_load_stackoverflow) 1977-06-14

Family

ID=11951653

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47017723A Expired JPS5221999B2 (enrdf_load_stackoverflow) 1972-02-22 1972-02-22

Country Status (4)

Country Link
JP (1) JPS5221999B2 (enrdf_load_stackoverflow)
DE (1) DE2308789A1 (enrdf_load_stackoverflow)
FR (1) FR2173128B1 (enrdf_load_stackoverflow)
GB (1) GB1413355A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49122893A (enrdf_load_stackoverflow) * 1973-03-29 1974-11-25
JPS51108690A (enrdf_load_stackoverflow) * 1975-03-19 1976-09-27 Osaka Gas Co Ltd

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466278A1 (fr) * 1979-10-04 1981-04-10 Pro Catalyse Catalyseur et procede de traitement des gaz d'echappement des moteurs a combustion interne
US4705903A (en) * 1986-11-20 1987-11-10 Texaco Inc. Catalytic decomposition of impurities in tertiary butyl alcohol
DE10128130B4 (de) * 2001-06-09 2007-07-05 Mol Katalysatortechnik Gmbh Verfahren zur oxidativen Reinigung von gasförmigen Medien sowie Vollmetallkatalysator
CN110787808A (zh) * 2019-11-11 2020-02-14 北京佳安氢源科技股份有限公司 一种新型氢催化燃烧非贵金属催化剂的制备方法
CN114762827B (zh) * 2021-01-15 2023-12-22 万华化学集团股份有限公司 一种催化剂、制备方法和在处理含过氧化物的po/chp废水中的应用

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49122893A (enrdf_load_stackoverflow) * 1973-03-29 1974-11-25
JPS51108690A (enrdf_load_stackoverflow) * 1975-03-19 1976-09-27 Osaka Gas Co Ltd

Also Published As

Publication number Publication date
FR2173128A1 (enrdf_load_stackoverflow) 1973-10-05
JPS5221999B2 (enrdf_load_stackoverflow) 1977-06-14
GB1413355A (en) 1975-11-12
FR2173128B1 (enrdf_load_stackoverflow) 1976-05-07
DE2308789A1 (de) 1973-08-30

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