Company Filing History:
2 out of 15 
1 out of 13 
1 out of 1,644 
Years Active: 1987-1994
Title: Innovations of Rong-Yu Wan
Introduction
Rong-Yu Wan is a notable inventor based in Salt Lake City, UT, who has made significant contributions to the field of hydrometallurgy. He holds a total of four patents, showcasing his expertise and innovative approach to recovering precious metals from complex ore materials.
Latest Patents
His latest patents include a hydrometallurgical process for the recovery of precious metal values. This process involves leaching refractory precious metal ore materials containing preg-robbing carbon with a thiosulfate lixiviant. Another significant patent focuses on the treatment of refractory carbonaceous sulfide ores to improve gold recovery. This method employs a specific combination of steps, including chlorine treatment after pretreatment and before cyanidation, which has been found essential for enhancing economic yields.
Career Highlights
Rong-Yu Wan has worked with prominent companies in the mining industry, including Newmont Gold Company and Newmont Mining Corporation. His experience in these organizations has allowed him to apply his innovative techniques in real-world scenarios, contributing to advancements in metal recovery processes.
Collaborations
Throughout his career, Wan has collaborated with notable professionals such as Brian Ball and K Marc LeVier. These partnerships have further enriched his work and expanded the impact of his inventions.
Conclusion
Rong-Yu Wan's contributions to hydrometallurgy and precious metal recovery highlight his innovative spirit and dedication to advancing the field. His patents and collaborations reflect a commitment to improving extraction processes, making him a significant figure in the industry.