Catalyst for the production of maleic anhydride

Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants

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252437, 252454, B01J 2714, B01J 2900

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active

043350186

ABSTRACT:
Ethylenically unsaturated C.sub.4 -n-hydrocarbons are oxidized to maleic anhydride by passing a stream of oxygen-containing gas at high temperature over a catalyst of the formula

REFERENCES:
patent: 3379651 (1968-04-01), Hargis et al.
patent: 3474041 (1969-10-01), Kerr
patent: 4021427 (1977-05-01), Dolhyj et al.
patent: 4205182 (1980-05-01), Izumi et al.

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