DE2200759A1 - Verfahren zur herstellung eines katalysators fuer die behandlung von stickstoffoxyden - Google Patents

Verfahren zur herstellung eines katalysators fuer die behandlung von stickstoffoxyden

Info

Publication number
DE2200759A1
DE2200759A1 DE19722200759 DE2200759A DE2200759A1 DE 2200759 A1 DE2200759 A1 DE 2200759A1 DE 19722200759 DE19722200759 DE 19722200759 DE 2200759 A DE2200759 A DE 2200759A DE 2200759 A1 DE2200759 A1 DE 2200759A1
Authority
DE
Germany
Prior art keywords
metal
copper
graphite
nickel
catalyst
Prior art date
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
DE19722200759
Other languages
German (de)
English (en)
Inventor
Teruyuki Nakamoto
Toshio Niwa
Masaru Ogawa
Yoshioki Shingo
Mamoru Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujikura Ltd
Original Assignee
Fujikura Ltd
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 JP46000358A external-priority patent/JPS5127628B1/ja
Priority claimed from JP46077771A external-priority patent/JPS4841990A/ja
Application filed by Fujikura Ltd filed Critical Fujikura Ltd
Publication of DE2200759A1 publication Critical patent/DE2200759A1/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B01D53/9445Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • 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
    • 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
    • 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
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (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)
DE19722200759 1971-01-09 1972-01-07 Verfahren zur herstellung eines katalysators fuer die behandlung von stickstoffoxyden Pending DE2200759A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP46000358A JPS5127628B1 (OSRAM) 1971-01-09 1971-01-09
JP46077771A JPS4841990A (OSRAM) 1971-10-04 1971-10-04

Publications (1)

Publication Number Publication Date
DE2200759A1 true DE2200759A1 (de) 1973-10-25

Family

ID=26333327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722200759 Pending DE2200759A1 (de) 1971-01-09 1972-01-07 Verfahren zur herstellung eines katalysators fuer die behandlung von stickstoffoxyden

Country Status (3)

Country Link
DE (1) DE2200759A1 (OSRAM)
FR (1) FR2127001A1 (OSRAM)
IT (1) IT946394B (OSRAM)

Also Published As

Publication number Publication date
FR2127001A1 (en) 1972-10-13
FR2127001B1 (OSRAM) 1974-06-21
AU3750771A (en) 1973-07-05
IT946394B (it) 1973-05-21

Similar Documents

Publication Publication Date Title
DE2450659C3 (de) Verfahren zum Entfernen von Ammoniak aus Ammoniak enthaltenden Gasen
DE2628656C2 (de) Verfahren zur Behandlung von Müll oder Abfall, insbesondere Giftmüll
DE2528137C3 (de) Verfahren zur Gewinnung von Nickelkonzentrat aus nickelhaltigen Erzen
DE2927246A1 (de) Plattenfoermiger denitrierkatalysator und verfahren zu seiner herstellung
DE2313040A1 (de) Neue katalysatoren und neue katalytische strukturen
DE3017896A1 (de) Verfahren zur katalytischen reduktion von stickstoffoxiden in gasmischungen
DE2745188A1 (de) Geformter katalysator, verfahren zu seiner herstellung und verwendung
DE2450664A1 (de) Katalysator
DE2253070A1 (de) Katalysator
DE955318C (de) Verfahren zur Entfernung von Cyanwasserstoff aus Gasen, die mehr als 10 VolumprozentSchwefelwasserstoff enthalten
DE2216328C3 (de) Verfahren zur Herstellung eines Spinellverbindungen aufweisenden Trägerkatalysators und dessen Verwendung
DE2927253A1 (de) Verfahren zur herstellung eines denitrierkatalysators
DE2442986C3 (de) Verfahren zur Entfernung von Stickstoffoxyden aus Gasen
DE2639848A1 (de) Verfahren zur reduktion von stickstoffoxyden in abgasen
DE2200759A1 (de) Verfahren zur herstellung eines katalysators fuer die behandlung von stickstoffoxyden
CH417541A (de) Katalysator zum Entfernen von Sauerstoff aus Gasmischungen
DE2411888C3 (de) Verfahren zur Beseitigung von Stickstoffoxiden in Abgasen
DE2234171B1 (de) Verfahren zur gemeinsamen beseitigung und/oder aufarbeitung von haertesalzabfaellen
DE1417732A1 (de) Katalysator und Verfahren zu dessen Herstellung
DE2624686A1 (de) Abgasfilter fuer verbrennungsmaschinen
DE2256195A1 (de) Katalysator
DE2646627A1 (de) Verfahren zur herstellung von schwefel
DE2141287A1 (de) Oxydationskatalysator und Verfahren zu seiner Herstellung
WO1982004406A1 (fr) Procede d'elimination de substances toxiques dans des gaz d'echappement
DE1806647A1 (de) Verfahren und Vorrichtung zur Herstellung von kristallinischem,metallischem Arsen