Bartlesville, OK, United States of America

Joel J Stark

This inventor holds 2 USPTO granted patents. Top assignee: Phillips Petroleum Company. Active years: 1990-1992.


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1990-1992

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2 patents (USPTO):Explore Patents

Title: Innovations of Joel J Stark

Introduction

Joel J Stark is a notable inventor based in Bartlesville, OK (US). He has made significant contributions to the field of chemical engineering, particularly in the production of gamma-butyrolactone. With a total of 2 patents, his work has advanced the methods of catalytic hydrogenation processes.

Latest Patents

Stark's latest patents focus on the production of gamma-butyrolactone through a catalytic hydrogenation process. The first patent describes a novel selective catalyst for converting maleic anhydride and/or succinic anhydride to gamma-butyrolactone. This process involves contacting the anhydride with hydrogen in the presence of catalysts, resulting in the predominant conversion to gamma-butyrolactone. The catalyst comprises transition metals, their oxides, and mixtures thereof on a silica gel support with a high surface area and pore volume. The second patent reiterates this innovative process and catalyst, emphasizing its efficiency and selectivity.

Career Highlights

Joel J Stark is associated with Phillips Petroleum Company, where he has applied his expertise in chemical processes. His work has been instrumental in enhancing production techniques within the company, contributing to advancements in the industry.

Collaborations

Stark has collaborated with Geir Bjornson, working together to further their research and development efforts in the field of chemical engineering.

Conclusion

Joel J Stark's contributions to the field of chemical engineering, particularly through his patents on gamma-butyrolactone production, highlight his innovative spirit and dedication to advancing industrial processes. His work continues to influence the industry and pave the way for future innovations.

Profile summary based on public USPTO records.
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