Hiroshi Takenouchi

Title: Hiroshi Takenouchi: Innovator in Metal Separation Technologies

Introduction

Hiroshi Takenouchi is a prominent inventor based in Niihama, Japan. He has made significant contributions to the field of metal separation, particularly in the efficient extraction of valuable metals from alloys. With a total of 4 patents to his name, Takenouchi's work is recognized for its innovative approaches to recycling and resource recovery.

Latest Patents

Among his latest patents, Takenouchi has developed a method for separating copper from nickel and cobalt. This method allows for the selective and efficient separation of copper, nickel, and cobalt from alloys that include these metals. The process involves bringing an alloy containing copper, nickel, and cobalt into contact with sulfuric acid in the presence of a sulfurizing agent. This results in the formation of a solid containing copper and a leachate that contains nickel and cobalt. His work is particularly relevant in the context of recycling waste lithium-ion batteries, which often contain these valuable metals.

Career Highlights

Hiroshi Takenouchi is currently employed at Sumitomo Metal Mining Company, Ltd. His role at the company has allowed him to further his research and development in metal separation technologies. His innovative methods have the potential to enhance the efficiency of metal recovery processes, contributing to more sustainable practices in the industry.

Collaborations

Throughout his career, Takenouchi has collaborated with notable colleagues, including Hiroshi Kobayashi and Tatsuya Higaki. These collaborations have fostered a productive environment for innovation and have led to advancements in their shared field of expertise.

Conclusion

Hiroshi Takenouchi's contributions to metal separation technologies exemplify the importance of innovation in resource recovery. His patents reflect a commitment to developing efficient methods that can significantly impact the recycling industry.