Lakeland, FL, United States of America

Robert R Riddle

This inventor holds 1 USPTO granted patent. Top assignee: International Minerals & Chemical Corp.. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert R Riddle. Retrieved from https://idiyas.com/inventor/robert-r-riddle

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: The Innovations of Robert R Riddle

Introduction

Robert R Riddle is a notable inventor based in Lakeland, FL (US). He has made significant contributions to the field of chemical engineering, particularly in the thermal defluorination of phosphate rock. His innovative approach has led to the development of a unique process that enhances the efficiency of phosphate processing.

Latest Patents

Riddle holds a patent for a "Defluorination kiln restriction control agent and method." This patent describes an improved process for the thermal defluorination of phosphate rock. The process involves adding ammonia to the phosphoric acid fed to the kiln. The amount of ammonia added is effective for forming a eutectic with the fused ring and ball materials. The mixture is then heated with agitation to defluorinating temperatures for a sufficient period to defluorinate the rock and recover the defluorinated product. He has 1 patent to his name.

Career Highlights

Riddle is associated with International Minerals & Chemical Corporation, where he applies his expertise in chemical processes. His work has contributed to advancements in the industry, particularly in improving the methods used for phosphate rock processing.

Collaborations

Some of his notable coworkers include James R Gruber and Ernest A Gudath. Their collaborative efforts have furthered the research and development in the field of chemical engineering.

Conclusion

Robert R Riddle's innovative contributions to the thermal defluorination process highlight his role as a significant inventor in the chemical engineering sector. His work continues to influence the industry and improve phosphate processing methods.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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