This inventor holds 3 USPTO granted patents. Top assignee: Cominco, Ltd.. Active years: 1978-1980.
Company Filing History:
Years Active: 1978-1980
Title: Thomas L. Charlton: Innovator in Arsenic and Gallium Recovery
Introduction
Thomas L. Charlton is a notable inventor based in Rossland, Canada. He has made significant contributions to the field of materials recovery, particularly in the extraction of arsenic and gallium from various compounds. With a total of 3 patents to his name, Charlton's work showcases his expertise and innovative approach to solving complex chemical challenges.
Latest Patents
Charlton's latest patents include a process for extracting arsenic from oxidic materials. This process effectively separates arsenic from antimony using a leach with a lixiviant containing arsenic acid or hydrogen peroxide. The method operates at temperatures ranging from 40°C to the boiling point of the reaction mixture, allowing for efficient extraction and recovery of arsenic trioxide and arsenic pentoxide.
Another significant patent involves the recovery of gallium from gallium compounds found in scrap materials. This process utilizes an oxidizing agent to create a gallium-containing leach solution, which is then transformed into a gallate solution for gallium recovery. The innovative approach includes the use of electrolysis for the extraction of gallium metal, demonstrating Charlton's commitment to advancing materials recovery techniques.
Career Highlights
Charlton is currently employed at Cominco Ltd., where he continues to develop and refine his innovative processes. His work has not only contributed to the field of materials recovery but has also positioned him as a key figure in the industry.
Collaborations
Throughout his career, Charlton has collaborated with esteemed colleagues such as Robert F. Redden and Horst E. Hirsch. These partnerships have further enhanced his research and development efforts, leading to impactful advancements in his field.
Conclusion
Thomas L. Charlton's contributions to the recovery of arsenic and gallium highlight his innovative spirit and dedication to solving complex chemical problems. His patents reflect a deep understanding of materials science and a commitment to advancing recovery processes.