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US 5,648,305 AGranted
Process for improving the effectiveness of process catalyst
OwnerWilliam D. Mansfield, Todd L. Foret +1inventors
InventorsWilliam D. Mansfield, Todd L. Foret, Hubert P. Vidrine
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Abstract
This invention relates to a process for improving the effectiveness of a refinery process catalyst. The process comprises treating the refinery process catalyst with an effective amount of reducing agent selected from the group consisting of hydrazine, oximes, hydroxylamines, carbohydrazide, erythorbic acid, and mixtures thereof.
Claims7
A process for improving the effectiveness of a refinery process catalyst wherein said process catalyst is a catalyst used in the reformer of a refinery operation which comprises:
- adding a reducing agent selected from the group consisting of hydrazine, oximes, hydroxylmines, carbohydrazide, erythorbic acid and mixtures thereof to a refinery process stream which contacts said refinery process catalyst in the reformer of a refinery operation in an mount effective to increase the liquid yield across the reformer.
Dependencies are inferred from the claim text.