Methanation catalyst recovery

Details Methanation catalyst recovery Methanation catalyst recovery

1975-10-03

1977-02-01

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2604496M, C07C 2706

Patent

active

040061779

ABSTRACT:
A sulfur resistant methanation catalyst and the process to recover the same are disclosed. The catalyst comprises a molten metal salt carrier selected from the class consisting of the halides of zinc and cadmium, and mixtures thereof, melting below 1000.degree. C, said molten salt having dispersed therein one or more catalytically active metals selected from the group consisting of iron, molybdenum, manganese, nickel, cobalt, zinc, titanium, silver, copper and thorium. The recovery process comprises separating the metal sulfide, contacting the sulfide with a hydrogen halide at a reduced temperature, and recycling the resultant molten metal salt halide to the methanation reactor.

REFERENCES:
patent: 2714116 (1955-07-01), Teichmann et al.

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