Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1976-12-08
1979-02-13
Shine, W. J.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
260672R, B01J 2104, B01J 2378, B01J 2386
Patent
active
041394968
ABSTRACT:
Alkylaromatic hydrocarbons are steam dealkylated in the presence of catalyst, typically containing oxides of nickel, potassium, chromium and aluminum, and particularly characterized by the presence of free nickel metal having a metallic surface area of preferably at least about 8 square meters per gram of catalyst.
REFERENCES:
patent: 2960545 (1960-11-01), Seubold
patent: 3436434 (1969-04-01), Lester
patent: 3595932 (1971-07-01), Maslyansky et al.
patent: 3649706 (1972-03-01), Lester
patent: 3812196 (1974-05-01), Uchiyama et al.
Dorawala Tansukhlal G.
Lewis Paul H.
Reinhard Russell R.
Ries Carl G.
Seutter Carl G.
Shine W. J.
Texaco Inc.
Whaley Thomas H.
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