Marathon refineries employ new FCCU CO combustion promoter

To meet objectives of a 2001 consent decree with the US Environmental Protection Agency, Marathon Petroleum Co. LLC, a subsidiary of Marathon Oil Co., agreed to decrease NOx emissions from each of its fluid catalytic cracking units at seven midwestern US refineries.In satisfying this agreement, Marathon employed a new, second–generation non–platinum combustion promoter, COP–NP, developed by Intercat Inc., Manasquan, NJ. This article describes a series of successful trials of COP–NP in Marathon’s FCCUs and gives relevant side–by–side test results of COP–NP with competitor additives.Since signing its consent decree, Marathon has worked closely...

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