METHOD OF PREPARING NICKEL-CHROME CATALYST FOR BENZENE HYDROGENATION Russian patent published in 1996 - IPC

Abstract RU 2054319 C1

FIELD: catalyst producing. SUBSTANCE: method involves the precipitation of active nickel-chrome-containing composition from solution that contains nickel nitrate and chrome compound in the presence of precipitating agent followed by catalyst forming. Chrome anhydride is used as chrome compound, and carbamide - as a precipitating agent. The latter is taken at concentration 30-60 wt.-% of stoichiometric one with regard to the nickel and chrome total content. Dehydration is carried out by evaporation, drying and calcination being were combined. EFFECT: improved method of catalyst preparing. 3 cl, 1 tbl

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RU 2 054 319 C1

Authors

Suvorin A.V.

Ryzhak I.A.

Dates

1996-02-20Published

1992-03-25Filed