Hiroyuki Hoshi

Title: Hiroyuki Hoshi: Innovator in Rare Earth Element Separation

Introduction

Hiroyuki Hoshi is a prominent inventor based in Mishima-gun, Japan. He has made significant contributions to the field of rare earth element separation, holding a total of 16 patents. His innovative methods have the potential to revolutionize the way rare earth elements are processed and recovered.

Latest Patents

Hoshi's latest patents include a useful method for separating light rare earth elements from heavy rare earth elements. This method involves several steps, including obtaining a composite oxide from a workpiece, dissolving it in hydrochloric and/or nitric acid, and adding a precipitant to create a precipitate. The process continues with calcining the precipitate and separating the resulting solution and residue to yield light and heavy rare earth element-rich inclusions. Another notable patent is a method for recovering rare earth elements, which efficiently separates these elements from iron group elements at low treatment costs. This method utilizes an oxidation treatment followed by a heat treatment in a controlled environment, ensuring minimal wear on the treatment container.

Career Highlights

Hiroyuki Hoshi has worked with notable companies such as Hitachi Metals, Ltd. and Mitsubishi Electric Corporation. His experience in these organizations has contributed to his expertise in the field of rare earth elements and their applications.

Collaborations

Hoshi has collaborated with esteemed colleagues, including Atsushi Okamoto and Setsuo Andou. Their combined efforts have further advanced the research and development of innovative methods in the field.

Conclusion

Hiroyuki Hoshi's contributions to the field of rare earth element separation demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the complexities involved in processing these valuable materials.