Method for comulling metals without crystal formation

Details Method for comulling metals without crystal formation Method for comulling metals without crystal formation

1981-11-04

1983-09-06

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252435, 252439, 252458, 252465, 252469, 252470, B01J 2102, B01J 2104, B01J 2108, B01J 2388

Patent

active

044028652

ABSTRACT:
Crystal formation of CoMoO.sub.4 and NiMoO.sub.4 is prevented in hydroprocessing catalysts containing both cobalt or nickel and molybdenum. The metals are comulled with the support material in the presence of a polyprotic acid.

REFERENCES:
patent: 3617528 (1971-11-01), Hilfman
patent: 3894966 (1975-07-01), Conway
patent: 4179410 (1979-12-01), Simpson

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