Charles F Guthrie

Title: Charles F. Guthrie: Innovator in Catalytic Processes

Introduction

Charles F. Guthrie is a notable inventor based in El Sobrante, California. He has made significant contributions to the field of catalytic processes, particularly in the area of demetallization of FCC catalysts. His innovative approach addresses the challenges posed by contaminant metals in catalytic cracking.

Latest Patents

Guthrie holds a patent for a process aimed at passivating the reactivity of contaminant metals, such as nickel and vanadium, deposited on catalytic cracking catalysts. The patent describes a method that involves adding a mixture of calcium-containing and magnesium-containing materials to the cracking catalyst in a separate reactor, utilizing steam in the process. The preferred calcium-containing material is dolomite, while sepiolite is the preferred magnesium-containing material. Additionally, the inclusion of antimony and/or bismuth compounds in the additive mixture is recommended.

Career Highlights

Guthrie is associated with Chevron Research & Technology Company, where he has applied his expertise in catalytic processes. His work has contributed to advancements in refining technologies and has had a lasting impact on the industry.

Collaborations

Throughout his career, Guthrie has collaborated with esteemed colleagues, including Lawrence W. Jossens and James V. Kennedy. These partnerships have fostered innovation and have led to significant developments in their respective fields.

Conclusion

Charles F. Guthrie's contributions to catalytic processes exemplify the importance of innovation in addressing industrial challenges. His patent on the demetallization of FCC catalysts showcases his commitment to advancing technology in the refining sector.