James M Maselli

Title: **Innovations of James M. Maselli in Catalyst Technology**

Introduction

James M. Maselli, an accomplished inventor based in Columbia, MD, has made significant contributions to the field of catalyst technology. With a total of nine patents to his name, Maselli's work focuses on developing advanced catalytic processes that enhance auto emission control. His innovations have played a crucial role in improving environmental standards in automotive technology.

Latest Patents

Among his latest patents, Maselli has developed processes for utilizing catalysts with high geometric surface area. One noteworthy patent describes an extrudate catalyst made from solid transitional alumina that features a partially hollow interior. This design incorporates one or more platinum group metals deposited on the extrudate. The key innovation lies in the cylindrical extrudate, which has internal reinforcing vanes or ribs extending from the inner wall to the center. This unique configuration allows for a large geometric surface area per reactor volume while minimizing pressure drop when packed in deep beds, leading to high conversion rates of hydrocarbons and carbon monoxide.

Another significant patent focuses on utilizing a doubly promoted catalyst. This extrudate catalyst also made from transitional alumina includes two promoters: ceria and an alkali metal, with lithia being preferred in its oxide form. Similar to the previous patent, this design facilitates optimal catalyst performance, providing improved light-off characteristics and enhanced conversions compared to traditional spherical particles.

Career Highlights

James M. Maselli is currently affiliated with W. R. Grace & Co., a company renowned for its innovative solutions in catalyst technologies. His expertise has been instrumental in driving the company's advancements in automotive emission control. With a focus on practical applications of his inventions, Maselli continues to push the boundaries of what is possible in catalyst design.

Collaborations

Throughout his career, Maselli has collaborated with notable colleagues, such as Michael V. Ernest and Carmo Joseph Pereira. These partnerships have not only fostered creativity but have significantly contributed to the successful development of cutting-edge catalytic processes that meet the growing demands for cleaner automotive technologies.

Conclusion

James M. Maselli's contributions have established him as a leading figure in catalyst innovation. His nine patents reflect his commitment to improving emission control technologies, showcasing the importance of collaboration and creativity in the field. As automotive industries continue to evolve, Maselli's inventions will remain vital in shaping a more sustainable future.