Production of a gas rich in methane

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260449M, 2604496M, 48196A, 48197R, C07C 104

Patent

active

040910083

ABSTRACT:
In a process for the production of a methane-rich gas from a feed gas of hydrogen and carbon oxides, wherein the feed gas, after preliminary purification thereof, is warmed, then subjected to a multistage, catalytic methanization, and thereupon is subjected to a CO.sub.2 separation step,

REFERENCES:
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patent: 3854895 (1974-12-01), Muller
patent: 3904389 (1975-09-01), Banquy
patent: 3922148 (1975-11-01), Child
Rudolph, Chemical Economy & Engineering Review, (1973) 5, No. 10, pp. 8-17.
Mueller et al., Hydrocarbon Processing, 1974, pp. 69-74.

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