Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1979-12-19
1981-06-30
Gantz, Delbert E.
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252430, B01J 2714, B01J 3102
Patent
active
042761972
ABSTRACT:
A method for the preparation of a titanium promoted single phase vanadium(IV)bis(metaphosphate) catalyst useful for the vapor phase oxidation of a linear C.sub.4 unsaturated olefins to prepare maleic anhydride.
REFERENCES:
patent: 3478063 (1969-11-01), Friedrichsen et al.
patent: 3538122 (1970-11-01), Friedrichsen et al.
patent: 3985775 (1976-10-01), Harrison
patent: 4077984 (1978-03-01), Blechschmitt
patent: 4177161 (1979-12-01), Umemura et al.
Vartuli James C.
Zehner Lee R.
Atlantic Richfield Company
Gantz Delbert E.
McCaslin Delbert E.
Wright William G.
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