Location History:
- Harvey, IL (US) (1981)
- Chicago, IL (US) (1978 - 1982)
- Homewood, IL (US) (1985)
- Marriottsville, MD (US) (1988 - 1990)
- Lake Zurich, IL (US) (2007)
Company Filing History:
15 out of 1,851 
4 out of 5,540 
1 out of 4 Years Active: 1978-2024
Title: John A Karch: A Pioneer in Catalytic Innovations
Introduction
John A Karch, located in Chicago, IL, is a distinguished inventor renowned for his contributions to the field of catalysis. With a remarkable portfolio of 21 patents, he has made substantial advancements in the science of hydrocarbon processing.
Latest Patents
Among his latest patents, two notable innovations stand out. The first is a "Catalyst for Propane Dehydrogenation to Propylene," which presents a de-hydrogenation catalyst featuring low cracking activity. This catalyst comprises gallium or a combination of gallium and platinum on a non-acidic and amorphous alumina-phosphate or silica-alumina-phosphate support. It boasts an empirical chemical composition of [Al2O3][SiO2][P2O5], with specific ratios yielding a BET surface area exceeding 50 m²/g as determined through nitrogen adsorption experiments.
The second groundbreaking patent is the "Attrition Resistant MTO Catalyst." This innovation outlines a process for developing a SAPO-34 catalyst product that enhances hardness and attrition resistance for more efficient use in the Methanol-to-Olefin (MTO) process.
Career Highlights
Throughout his career, John Karch has been affiliated with prominent companies in the industry, including the Atlantic Richfield Company and UOP LLC. His work at these organizations has been instrumental in pushing the boundaries of catalytic technology and improving industrial processes.
Collaborations
John has collaborated with notable colleagues in his field, including Jin S Yoo and Emmett H Burk, Jr. Their combined expertise has fostered a vibrant environment for innovation and discovery, further enriching the landscape of catalysis.
Conclusion
John A Karch exemplifies a commitment to innovation and excellence in the realm of catalytic processes. His substantial contributions, as evidenced by his patents, underscore the importance of his work in enhancing hydrocarbon processing and supporting the advancement of sustainable technologies. With a strong foundation built on collaboration and research, Karch continues to inspire future generations of inventors and scientists.