June 2021
Catalysts
Understanding HCN in FCC: Formation, effects and mitigating options
In these challenging times, fluidized catalytic cracking units (FCCUs) aim to improve margins by processing poorer- or different-quality feeds, while maintaining good yield performance.
The Authors
Stefano Riva is a Technical Service Manager for BASF’s Refining Catalysts business in Europe and the Middle East. He has more than 30 yr of experience in FCC and various refining optimization projects. In 2002, he joined BASF’s technical sales team. Prior to BASF, Riva worked with ExxonMobil at the Trecate refinery near Milan, Italy. He earned a degree in chemical engineering from the Politecnico di Milano.
Steve Challis is a UK-based consultant at Chalcat Consulting Ltd. with more than 30 yr of FCC process experience, including unit design, operations optimization, troubleshooting, incident investigation, turnaround and startup support, and engineer/operator training. Mr. Challis worked with ExxonMobil for more than 20 yr as a process specialist. Since 2009, he has acted as an independent FCC Process Consultant. Mr. Challis graduated from the Imperial College of London with an MSc degree in advanced chemical engineering.
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