Use of sulfiding agents for enhancing the efficacy of phosphorus

Compositions – Preservative agents – Anti-corrosion

Patent

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Details

252395, 422 7, 208 47, 585950, C23F 1116, C23F 11167

Patent

active

056309643

ABSTRACT:
The invention comprises a method of inhibiting naphthenic acid corrosion in a high temperature hydrocarbon system, comprising adding to the system a corrosion-inhibiting amount of a phosphate ester and a corrosion-inhibiting amount of organic polysulfide.

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