Yunhua Shi

Title: Innovations of Yunhua Shi in Rare Earth Containing Hard Alloys

Introduction

Yunhua Shi is a notable inventor based in Beijing, China. He has made significant contributions to the field of materials science, particularly in the development of rare earth containing hard alloys. His innovative approach has led to advancements that are both technologically simple and effective.

Latest Patents

Yunhua Shi holds a patent for a process for preparing rare earth containing hard alloy. This invention discloses a method that involves preparing metal carbide powder containing rare earth metals or cobalt powder containing rare earth metals using a wet coprecipitating method. The process includes mixing at least one kind of the metal carbide powder and cobalt powder with other raw materials, shaping them, and finally sintering under high temperature. The resulting products exhibit good, stable, and repeatable properties.

Career Highlights

Yunhua Shi is associated with the General Research Institute for Nonferrous Metals, where he has been instrumental in advancing research and development in his field. His work has not only contributed to the scientific community but has also had practical applications in various industries.

Collaborations

Yunhua Shi has collaborated with notable colleagues, including Congxun He and Chenguang Lin, who have also contributed to the research and development of materials in the field of nonferrous metals.

Conclusion

Yunhua Shi's innovative work in the preparation of rare earth containing hard alloys showcases his expertise and commitment to advancing materials science. His contributions are significant in both academic and industrial contexts, reflecting the importance of innovation in technology.