Catalyst – solid sorbent – or support therefor: product or process – Irradiation by – or application of – electrical – magnetic or...
Patent
1993-03-25
1993-12-07
Konopka, Paul E.
Catalyst, solid sorbent, or support therefor: product or process
Irradiation by, or application of, electrical, magnetic or...
502 34, 502 56, 570165, B01J 3734, B01J 2118, B01J 3802, C07C 1708
Patent
active
052683435
ABSTRACT:
The invention relates to a process for the reactivation of an activated charcoal catalyst employed in the preparation of 1,1,1,2,3,3,3-heptafluoropropane (R 227) in which the catalyst is heated to from 450.degree. to 900.degree. C. in a stream of inert gas or under reduced pressure.
REFERENCES:
patent: 4322394 (1982-03-01), Mezey et al.
patent: 5087778 (1992-02-01), Yates
Ullmann's Encyclopedia of Industrial Chemistry, ("Adsorption"), Fourth Ed., Band 2, 1972, pp. 610-613.
Hopp Peter
Wirth Uwe
Hoechst Aktiengesellschaft
Konopka Paul E.
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