Corrosion-mitigation program improves economics for processing naphthenic crudes

Refiners can significantly increase profits by processing discounted high-acid crudes because about 80% of their costs is crude oil.A full risk-based assessment prior to processing higher levels of naphthenic crudes gives the refiner a better overview of the benefits, costs, and risks associated with running these crudes.Taking extra corrosion measures into account, the cost advantage of processing high naphthenic acid crudes is 30-50¢/bbl. The discount for processing high-acid Alba crude instead of Brent, is 54-64¢/bbl.In this article, Nalco/Exxon Energy Chemicals LP, Sugar Land, Tex., uses Alba crude to estimate the refinery costs for corrosion mitigation to process high acid ...

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