Company Filing History:

4 out of 251

Chevron Research & Technology Company

patents

4 out of 1,860

Chevron Research Company

Years Active: 1984-2006

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7074740 - Catalyst for conversion processes (2006-07-11),

2. 6554994 - Upflow reactor system with layered catalyst bed for hydrotreating heavy feedstocks (2003-04-29),

3. 5620592 - Low macropore resid conversion catalyst (1997-04-15),

4. 5215955 - Resid catalyst with high metals capacity (1993-06-01),

5. 5196625 - Detergent grade to C.sub.10 to C.sub.28 olefins, (C.sub.10 to C.sub.28 (1993-03-23),

6. 5196624 - Detergent grade to C.sub.10 to C.sub.28 olefins, (C.sub.10 to C.sub.28 (1993-03-23),

7. 5177047 - High activity resid catalyst (1993-01-05),

8. 4959491 - Detergent grade olefins, alkylbenzenes and alkylbenzene sulfonates and (1990-09-25),

9. 4757042 - Olefin oligomerization catalyst (1988-07-12),

10. 4677241 - Olefin oligomerization process and catalyst (1987-06-30),

11. 4482735 - Process for preparation of methyl methoxyacetate (1984-11-13),

Title: The Innovations of Richard S Threlkel

Introduction

Richard S Threlkel is a notable inventor based in El Cerrito, California. He holds a total of 11 patents, showcasing his significant contributions to the field of chemical engineering and catalysis. His work primarily focuses on improving processes for hydrodesulfurization and hydrotreating heavy feedstocks.

Latest Patents

One of his latest patents is for a catalyst designed for conversion processes. This improved catalyst enhances hydrodesulfurization of heavy feedstocks and is suitable for on-stream catalyst replacement in upflow processing units. It is characterized by a smaller peak pore diameter compared to general-purpose hydrotreating catalysts. Another recent patent involves an upflow reactor system with a layered catalyst bed for hydrotreating heavy feedstocks. This innovative reactor system and process address the challenges of treating heavy feedstocks contaminated with metals, sulfur, and carbon residue by utilizing an upflow fixed bed reactor with at least two catalyst layers that possess different hydrogenation activities.

Career Highlights

Throughout his career, Richard has worked with prominent organizations such as Chevron Research & Technology Company and Chevron Research Company. His experience in these companies has allowed him to develop and refine his innovative ideas in catalysis and chemical processing.

Collaborations

Richard has collaborated with several professionals in his field, including Kirk R Gibson and Pak C Leung. These collaborations have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Richard S Threlkel's contributions to the field of catalysis and chemical engineering are significant, as evidenced by his numerous patents and collaborations. His innovative approaches continue to influence the industry and improve processes for treating heavy feedstocks.

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