Location History:
- Plainsboro, NJ (US) (1985)
- Concord, MA (US) (1987)
- Lawrenceville, NJ (US) (1990 - 2013)
Company Filing History:
3 out of 5,942 
1 out of 6 
1 out of 115 
Years Active: 1985-2013
Title: The Innovations of Robert Bruce Calvert
Introduction
Robert Bruce Calvert is a notable inventor based in Lawrenceville, NJ (US). He holds a total of 4 patents that showcase his contributions to the field of automotive lubricants and zeolite synthesis. His work has significantly impacted the efficiency and performance of automotive engine oils.
Latest Patents
One of Calvert's latest patents is for an automotive lubricant composition. This invention involves lubricant compositions designed for use in automotive engine oils, which include a specific base stock or a mixture of base stocks along with a friction-reducing additive. This combination aims to improve fuel economy and the longevity of the automotive engine oil. The friction-reducing additive is a specific partial polyol ester and may also incorporate a specific saturated primary amide.
Another significant patent is for a method of producing highly siliceous zeolites. This method allows for the synthesis of large pore size zeolites with high silica:alumina ratios. The process involves terminating the crystallization when the product is partly crystalline, ideally between 30% to 90% crystalline as measured by X-ray diffraction. This method is particularly beneficial for zeolite beta, enabling the production of a partly crystalline product with a higher silica:alumina ratio through direct synthesis.
Career Highlights
Throughout his career, Robert Bruce Calvert has worked with prominent companies such as Mobil Oil Corporation and Croda Americas LLC. His experience in these organizations has contributed to his expertise in developing innovative solutions in the field of lubricants and materials science.
Collaborations
Calvert has collaborated with notable coworkers, including Ernest W Valyocsik and Clarence D Chang. These partnerships have likely fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
Robert Bruce Calvert's contributions to automotive lubricants and zeolite synthesis demonstrate his innovative spirit and commitment to enhancing technology. His patents reflect a deep understanding of materials and their applications, making him a valuable figure in the world of invention.