Water Technologies & Solutions case study Find a contact near you by visiting www.suezwatertechnologies.com and clicking on “Contact Us.” *Trademark of SUEZ; may be registered in one or more countries. ©2017 SUEZ. All rights reserved. CS1392EN.docx Feb-12 Thermoflo* 7001 significantly reduces crude preheat fouling challenge A major U.S. refinery crude unit was processing a vari- ety of global crude oils. Severe fouling of the crude preheats hot train resulted in declining furnace inlet temperatures (FIT). The foulant material was deter- mined to be a combination of inorganic sediment and precipitated asphaltenes. As the FIT declined, addi- tional fuel was necessary to fire the furnace harder, to maintain adequate throughput. The exchanger clean- ing freque

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