Company Filing History:
Years Active: 2025
Title: Innovations by Inventor Chen Chen
Introduction
Chen Chen is a notable inventor based in Nanjing, China. He has made significant contributions to the field of precious metal recovery. His innovative methods have the potential to enhance the efficiency of recycling precious metals from waste materials.
Latest Patents
Chen Chen holds a patent for a method titled "Method for recovering precious metal from precious metal-containing waste catalyst." This method involves several steps, including dissolving a precious metal-containing waste catalyst in an alkaline aqueous solution, filtering to obtain a precious metal-containing filtrate, treating the filtrate with a reducing agent, and separating the precious metal from the filtrate. The process is performed under specific conditions, including a pressure of 8-12 bar and a temperature of 190-210° C for 2-4 hours. This method is recognized for its simplicity and high recovery rate, yielding a filtrate with a precious metal concentration of 1 ppm or less by weight.
Career Highlights
Chen Chen is currently employed at Heraeus Precious Metal Technology (China) Co., Ltd. His work focuses on developing innovative solutions for precious metal recovery, contributing to sustainable practices in the industry.
Collaborations
Chen collaborates with his coworker, Bin Zhang, to further enhance their research and development efforts in the field of precious metals.
Conclusion
Chen Chen's innovative methods for recovering precious metals demonstrate his commitment to advancing technology in this critical area. His contributions are paving the way for more efficient recycling processes, benefiting both the industry and the environment.