Method for producing catalyst impregnated alumina extrudates

Details Method for producing catalyst impregnated alumina extrudates Method for producing catalyst impregnated alumina extrudates

1974-07-19

1976-01-20

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252463, 252465, 252466J, B01J 2104, B01J 2316, B01J 2374

Patent

active

039336859

ABSTRACT:
An improvement in a method for producing alpha alumina monohydrate extrudates by mixing acid, water, and alpha alumina monohydrate to form an extrudable mixture; extruding the mixture to produce green alpha alumina monohydrate extrudates and drying the green extrudates, wherein the improvement comprises, contacting the green extrudates with an aqueous solution of catalytic metals in an amount sufficient to impregnate the extrudates with the catalytic metals thus improving the extrudate properties and impregnating the extrudates with catalytic metals.

REFERENCES:
patent: 2809170 (1957-10-01), Cornelius et al.
patent: 2917365 (1959-12-01), Gilbert
patent: 2932620 (1960-04-01), VonFuener et al.
patent: 2952644 (1960-09-01), Holden
patent: 3353910 (1967-11-01), Cornelius et al.
patent: 3403111 (1968-09-01), Colgan et al.

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