Extending life of demetallization catalyst

Details Extending life of demetallization catalyst Extending life of demetallization catalyst

C - Chemistry, Metallurgy

10

G

196/133

C10G 45/02 (2006.01) C10G 45/04 (2006.01)

Patent

CA 1113879

EXTENDING LIFE OF DEMETALLIZATION CATALYSTS ABSTRACT OF THE DISCLOSURE In the catalytic dematallization of Venezuelan crude oil feedstocks, the rate of catalyst deactivation is. reduced controlling the level of demetallization at start-up. Operating conditions of pressure, temp- erature and space velocity are controlled to maintain the initial level of demetallization below 75 percent.

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