Preparation of fluidizable vanadium and phosphorus oxide...

Details Preparation of fluidizable vanadium and phosphorus oxide... Preparation of fluidizable vanadium and phosphorus oxide...

B - Operations, Transporting

01

J

252/98, 260/365.

B01J 27/14 (2006.01) B01J 27/198 (2006.01) C07C 51/215 (2006.01) C07C 51/25 (2006.01) C07D 307/60 (2006.01)

Patent

CA 1172234

(5438) ABSTRACT A process is provided for preparing fluid bed catalysts containing the mixed oxides of vanadium and phosphorus prepared. from a mixed phosphoric acid source. A pentavalent vanadium compound is introduced into an organic liquid capable of reducing the vanadium, the vanadium is contacted with the mixed phosphoric acid source, the resulting catalyst precursor is comminuted, introduced into water to form an aqueous slurry and spray dried to form microspheroidal, fluidizable particles.

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