Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1978-12-26
1980-07-22
Konopka, P. E.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252414, B01J 3140
Patent
active
042138779
ABSTRACT:
A method of reactivating a catalytic composite of an adsorptive carrier material and a metal chelate mercaptan oxidation catalyst is disclosed. The deactivated catalytic composite is washed with an aqueous quaternary ammonium compound solution at a temperature of from about 55.degree.-175.degree. C.
REFERENCES:
patent: 2744854 (1956-05-01), Urban, Jr.
patent: 3148156 (1964-09-01), Henry
patent: 4121997 (1978-10-01), Frame
Hoatson Jr. James R.
Konopka P. E.
Page II William H.
UOP Inc.
Welch Robert W.
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