Michiharu Hariki

Title: Michiharu Hariki: Innovator in Steel Pipe Cooling Methods

Introduction

Michiharu Hariki is a notable inventor based in Omigawa, Japan. He has made significant contributions to the field of materials engineering, particularly in the cooling methods of steel pipes. His innovative approach has led to the development of a patented method that enhances the cooling process of martensitic steel pipes.

Latest Patents

Hariki holds a patent for a method of cooling a steel pipe. This method involves cooling the inner and outer surfaces of the pipe substantially equally while rotating it around its axis. The cooling rate achieved is 8°C/s or higher, with a maximum cooling rate of 35°C/s for martensitic stainless steel pipes. The process includes a two-step cooling method, which consists of air cooling followed by intensive water cooling. Additionally, a three-step cooling method is described, which involves various stages of cooling to optimize the properties of the steel.

Career Highlights

Hariki is associated with Sumitomo Metal Industries, Inc., where he has applied his expertise in materials science. His work has been instrumental in advancing the technology related to steel pipe manufacturing and cooling processes. His innovative methods have the potential to improve the efficiency and quality of steel products.

Collaborations

Throughout his career, Hariki has collaborated with notable colleagues, including Kazuo Okamura and Naruhito Shouji. These collaborations have contributed to the development of advanced technologies in the field of materials engineering.

Conclusion

Michiharu Hariki's contributions to the cooling methods of steel pipes exemplify the importance of innovation in materials science. His patented methods not only enhance the cooling process but also improve the overall quality of steel products. His work continues to influence the industry and inspire future advancements.