JPS5219840B2 - - Google Patents

Info

Publication number
JPS5219840B2
JPS5219840B2 JP48009553A JP955373A JPS5219840B2 JP S5219840 B2 JPS5219840 B2 JP S5219840B2 JP 48009553 A JP48009553 A JP 48009553A JP 955373 A JP955373 A JP 955373A JP S5219840 B2 JPS5219840 B2 JP S5219840B2
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.)
Expired
Application number
JP48009553A
Other languages
Japanese (ja)
Other versions
JPS4997792A (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 JP48009553A priority Critical patent/JPS5219840B2/ja
Priority to IT19381/74A priority patent/IT1009561B/it
Priority to AU64483/74A priority patent/AU476911B2/en
Priority to GB276774A priority patent/GB1464443A/en
Priority to DE2402716A priority patent/DE2402716C3/de
Priority to CA190,810A priority patent/CA1043760A/en
Priority to SE7400869A priority patent/SE410088B/xx
Priority to FR7402250A priority patent/FR2214521B1/fr
Publication of JPS4997792A publication Critical patent/JPS4997792A/ja
Priority to US05/617,396 priority patent/US4028275A/en
Publication of JPS5219840B2 publication Critical patent/JPS5219840B2/ja
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • 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
    • 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
    • B01J23/42—Platinum
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B01J37/0203—Impregnation the impregnation liquid containing organic compounds
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B01J37/0213—Preparation of the impregnating solution
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
JP48009553A 1973-01-24 1973-01-24 Expired JPS5219840B2 (enrdf_load_stackoverflow)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP48009553A JPS5219840B2 (enrdf_load_stackoverflow) 1973-01-24 1973-01-24
IT19381/74A IT1009561B (it) 1973-01-24 1974-01-14 Prodotti catalitici per purificare un gas di scarico
AU64483/74A AU476911B2 (en) 1973-01-24 1974-01-14 Catalytic materials for purifying exhaust gas
GB276774A GB1464443A (en) 1973-01-24 1974-01-21 Preparation of catalysts for catalytic purification of exhaust gas
DE2402716A DE2402716C3 (de) 1973-01-24 1974-01-21 Katalysator zum Reinigen von Abgasen
CA190,810A CA1043760A (en) 1973-01-24 1974-01-22 Catalytic materials for purifying exhaust gas
SE7400869A SE410088B (sv) 1973-01-24 1974-01-23 Katalysator innehallande platina eller palladium samt sett for dess framstellning
FR7402250A FR2214521B1 (enrdf_load_stackoverflow) 1973-01-24 1974-01-23
US05/617,396 US4028275A (en) 1973-01-24 1975-09-29 Process for preparing catalytic materials for purifying exhaust gas and catalytic materials prepared thereby

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48009553A JPS5219840B2 (enrdf_load_stackoverflow) 1973-01-24 1973-01-24

Publications (2)

Publication Number Publication Date
JPS4997792A JPS4997792A (enrdf_load_stackoverflow) 1974-09-17
JPS5219840B2 true JPS5219840B2 (enrdf_load_stackoverflow) 1977-05-31

Family

ID=11723457

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48009553A Expired JPS5219840B2 (enrdf_load_stackoverflow) 1973-01-24 1973-01-24

Country Status (8)

Country Link
JP (1) JPS5219840B2 (enrdf_load_stackoverflow)
AU (1) AU476911B2 (enrdf_load_stackoverflow)
CA (1) CA1043760A (enrdf_load_stackoverflow)
DE (1) DE2402716C3 (enrdf_load_stackoverflow)
FR (1) FR2214521B1 (enrdf_load_stackoverflow)
GB (1) GB1464443A (enrdf_load_stackoverflow)
IT (1) IT1009561B (enrdf_load_stackoverflow)
SE (1) SE410088B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554359C2 (de) * 1975-12-03 1985-08-01 Degussa Ag, 6000 Frankfurt Vorrichtung zur katalytischen Reinigung der Abgase von Verbrennungsmotoren
FR2358923A1 (fr) * 1976-07-19 1978-02-17 Exxon Research Engineering Co Procede de preparation de catalyseur supporte au ruthenium
JPS5824174B2 (ja) * 1977-08-31 1983-05-19 三菱重工業株式会社 排ガス処理法

Also Published As

Publication number Publication date
IT1009561B (it) 1976-12-20
AU6448374A (en) 1975-07-17
CA1043760A (en) 1978-12-05
DE2402716B2 (de) 1979-06-28
SE410088B (sv) 1979-09-24
FR2214521A1 (enrdf_load_stackoverflow) 1974-08-19
AU476911B2 (en) 1976-10-07
DE2402716A1 (de) 1974-07-25
DE2402716C3 (de) 1980-02-21
JPS4997792A (enrdf_load_stackoverflow) 1974-09-17
GB1464443A (en) 1977-02-16
FR2214521B1 (enrdf_load_stackoverflow) 1977-08-19

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