Qiankun Wang

Title: Innovations by Qiankun Wang in Precious Metal Recovery

Introduction

Qiankun Wang is an accomplished inventor based in Pitt Meadows, Canada. He has made significant contributions to the field of precious metal recovery, holding two patents that showcase his innovative approaches to extracting valuable materials from various sources.

Latest Patents

One of his latest patents is titled "Recovery of gold from roaster calcine leach tailings." This method addresses the challenge of recovering gold lost in roaster calcine-leach tailings, which can occur due to the formation of cyanide refractory compounds during the roasting process. The process involves acid leaching of magnetic concentrate from the tailings, followed by pressure oxidation and gold recovery.

Another notable patent is the "Method for recovering precious metals and copper from leach solutions." This process utilizes a resin extractant to recover precious metals from a pregnant leach solution. The precious metal is eluted from the resin using an eluant that includes trithionate, and the barren resin is treated to convert sorbed trithionate back to thiosulfate for recycling.

Career Highlights

Qiankun Wang is currently employed at Barrick Gold Corporation, a leading company in the mining industry. His work focuses on developing innovative methods for recovering precious metals, contributing to the company's commitment to sustainable mining practices.

Collaborations

He has collaborated with notable colleagues, including Yeonuk Choi and John William Langhans, Jr., to advance research and development in the field of metal recovery.

Conclusion

Qiankun Wang's innovative patents and contributions to precious metal recovery highlight his expertise and commitment to advancing the mining industry. His work not only enhances recovery processes but also supports sustainable practices in resource extraction.