Ryo Togashi

Title: Ryo Togashi: Innovator in Metal Recovery from Lithium Ion Batteries

Introduction

Ryo Togashi is a notable inventor based in Niihama, Japan. He has made significant contributions to the field of metal recovery, particularly from waste lithium ion batteries. With a total of two patents to his name, Togashi's work focuses on improving the efficiency of metal recovery processes.

Latest Patents

Togashi's latest patents include a method for recovering valuable metals from waste lithium ion batteries. This innovative process involves a more efficient dry refining technique that enhances the recovery rate of phosphorus-free valuable metals. The method consists of a melting step where waste lithium ion batteries are melted to obtain a molten substance, followed by a slag separation step to recover an alloy containing valuable metals. The addition of a calcium compound in the melting step is crucial for optimizing the slag composition.

Another significant patent is for an alloy powder that can be derived from waste lithium ion batteries. This alloy powder is designed to be dissolved in an acid solution, facilitating the recovery of metals contained within it. The alloy powder includes copper and at least one of nickel or cobalt, with a specific distribution of higher concentrations on the surface. The production method involves powdering a molten alloy using a gas atomization technique.

Career Highlights

Ryo Togashi is currently employed at Sumitomo Metal Mining Company, Ltd., where he continues to innovate in the field of metal recovery. His work is instrumental in addressing the challenges associated with recycling lithium ion batteries, which is increasingly important in today's environmentally conscious society.

Collaborations

Togashi collaborates with Yu Yamashita, contributing to advancements in their shared field of expertise. Their partnership enhances the research and development efforts at their company.

Conclusion

Ryo Togashi's contributions to the recovery of valuable metals from waste lithium ion batteries highlight his innovative spirit and commitment to sustainability. His patents reflect a significant step forward in recycling technology, paving the way for more efficient processes in the future.