Methanation of carbon monoxide on nickel and nickel--copper alloys
Journal Article
·
· J. Catal.; (United States)
Methanation of CO and CO/sub 2/, disproportionation of CO, and hydrogenation of carbon deposited on the surface of catalysts have been studied on Ni and Ni--Cu alloy films at low pressures, at temperatures of 250 to 350/sup 0/C. Under these reaction conditions, two steps of the overall mechanism have been identified; namely, dissociation of CO and hydrogenation of deposited carbon by adsorbed hydrogen. CO can be dissociated only on places where carbon atoms can be bound to several Ni atoms simultaneously; therefore addition of Cu to Ni strongly reduces the rate of methanation.
- Research Organization:
- Rijksuniversiteit, Leiden
- OSTI ID:
- 7348177
- Journal Information:
- J. Catal.; (United States), Journal Name: J. Catal.; (United States) Vol. 44:3; ISSN JCTLA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Kinetics of (carbon monoxide) methanation on (silica-supported) nickel catalysts
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Sun Dec 31 23:00:00 EST 1978
· 86th AIChE Natl. Meet. Prepr.; (United States)
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010404 -- Coal
Lignite
& Peat-- Gasification
090121* -- Hydrocarbon Fuels-- Chemical Synthesis-- (1976-1989)
10 SYNTHETIC FUELS
ACTIVATION ENERGY
ALLOYS
CARBON
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON MONOXIDE
CARBON OXIDES
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
COPPER ALLOYS
ELEMENTS
ENERGY
HIGH TEMPERATURE
HYDROGENATION
KINETICS
METALS
METHANATION
NICKEL
NICKEL ALLOYS
NONMETALS
OXIDATION
OXIDES
OXYGEN COMPOUNDS
REACTION KINETICS
REDUCTION
TRANSITION ELEMENTS
010404 -- Coal
Lignite
& Peat-- Gasification
090121* -- Hydrocarbon Fuels-- Chemical Synthesis-- (1976-1989)
10 SYNTHETIC FUELS
ACTIVATION ENERGY
ALLOYS
CARBON
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON MONOXIDE
CARBON OXIDES
CATALYTIC EFFECTS
CHALCOGENIDES
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
COPPER ALLOYS
ELEMENTS
ENERGY
HIGH TEMPERATURE
HYDROGENATION
KINETICS
METALS
METHANATION
NICKEL
NICKEL ALLOYS
NONMETALS
OXIDATION
OXIDES
OXYGEN COMPOUNDS
REACTION KINETICS
REDUCTION
TRANSITION ELEMENTS