Jinxing Ji

Title: Jinxing Ji: Innovator in Precious Metal Processing

Introduction

Jinxing Ji, based in Burnaby, Canada, is a remarkable inventor known for his contributions to the field of precious metal processing. With an impressive portfolio of 14 patents, Ji has made significant strides in developing methods that enhance the recovery of valuable metals while addressing environmental concerns.

Latest Patents

Among his latest innovations are two notable patents focused on the processing of arsenic-bearing gold materials and precious metal-containing materials. The first patent details a method for reducing arsenic content in arsenic-bearing gold material. This innovative process involves adding oxygen, water, and/or acid to an acidulated slurry of arsenic-bearing gold concentrate. By utilizing an autoclave under elevated pressure and temperature, Ji’s method efficiently oxidizes the concentrate to produce a low arsenic-bearing gold concentrate through a series of well-defined steps, including solid/liquid separation and a reductive leach step.

His second patent addresses the recovery of precious metals from refractory materials through thiosulfate leaching. This process employs thiosulfate lixiviants that minimize the use of copper and ammonia while operating at a low pH. Ji's approach also focuses on controlling the production of polythionates and enhancing recovery rates through innovative electrolytic solutions.

Career Highlights

Jinxing Ji has built his career working with prominent organizations in the mining and metal recovery industries. His expertise has been honed during his tenure at Placer Dome Technical Services Limited and Barrick Gold Corporation. These roles have allowed him to apply his inventive skills to practical challenges faced in the field of precious metal extraction.

Collaborations

Throughout his career, Ji has collaborated with notable peers such as Paul George West-Sells and Ralph Peter Hackl. These collaborations have not only enriched his research but have also led to shared advancements in the methodologies for precious metal processing, reinforcing the value of teamwork and collective innovation in the industry.

Conclusion

Jinxing Ji stands out as a leading figure in the realm of precious metal processing innovation. His patent portfolio reflects a commitment to both enhancing recovery techniques and addressing the environmental impacts of metal extraction. As the industry continues to evolve, Ji's contributions will undoubtedly play a significant role in shaping more sustainable practices in the future.