Stable alumina catalyst support, process therefor, and promoted

Details Stable alumina catalyst support, process therefor, and promoted Stable alumina catalyst support, process therefor, and promoted

1975-03-12

1977-01-18

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252463, 252466PT, 4232132, 4232135, B01J 2104, B01J 2342, B01J 2344, B01J 2386

Patent

active

040038513

ABSTRACT:
An alumina catalyst support substantially free of thermal skrinkage and having desirable physical properties is disclosed which is obtained by heating an alumina extrudate in a zone heated by direct fire to 1800.degree.-2600.degree. F. with combustion gases therein until less than 5% shrinkage when exposed to 1800.degree. F. for 24 hours is obtained. Promoted supports as effective shrinkfree catalysts and the method therefor are also disclosed.

REFERENCES:
patent: 3310366 (1967-03-01), Koepernik
patent: 3392125 (1968-07-01), Kelly et al.

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