Catalysts for the treatment of gases containing various derivati

Details Catalysts for the treatment of gases containing various derivati Catalysts for the treatment of gases containing various derivati

1974-08-01

1976-08-31

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252463, 252465, 252466J, 423576, B01J 2104, B01J 2310

Patent

active

039780040

ABSTRACT:
Catalysts for Claus reaction treatment of industrial gases containing hydrogen sulphide and sulphur dioxide in which the catalyst has a specific surface area of at least 80 sq.m./g and is composed of activated alumina and a compound of lanthanum, a lanthanide series metal of atomic number 58 to 71 or a metal of Group IIIB of the periodic classification of elements which is present, when calculated as the oxide, in an amount within the range of 1-20% by weight of the catalyst.

REFERENCES:
patent: 2337191 (1943-12-01), Greensfelder et al.
patent: 2361825 (1944-10-01), Doumani
patent: 2972522 (1961-02-01), Urban
patent: 3226340 (1965-12-01), Stephens et al.
patent: 3322491 (1967-05-01), Barrett et al.
patent: 3346340 (1967-10-01), Louvar et al.
patent: 3404100 (1968-10-01), Taylor et al.
patent: 3483138 (1969-12-01), Stephens
patent: 3760023 (1973-09-01), Patrick et al.

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