Hiroshi Okazaki

Title: Hiroshi Okazaki: Innovator in Heat Transfer and Coal Tar Hydrogenation

Introduction

Hiroshi Okazaki is a notable inventor based in Munakata, Japan. He has made significant contributions to the fields of heat transfer and coal tar hydrogenation, holding a total of 5 patents. His work has been instrumental in developing technologies that enhance the efficiency and effectiveness of high-temperature equipment.

Latest Patents

One of Okazaki's latest patents is for heat-transfer medium compositions. This invention includes biphenyl, diphenyl ether, and diphenylene oxide, with diphenylene oxide added in a proportion of 1 to 30% by weight. These compositions are particularly useful for high-temperature equipment, such as chemical reactors and solar heat power plants, due to their long-term serviceability at temperatures around 400 degrees Celsius and their fluidity at ambient temperature.

Another significant patent is a method for the hydrogenation of coal tar pitch. This method involves subjecting coal tar pitch, which contains toluene insolubles, to slight hydrogenation in the presence of a catalyst. The process operates under specific conditions, including a reaction temperature of 280 to 400 degrees Celsius and hydrogen pressure ranging from 20 to 200 kg/cm². The hydrogenation aims to achieve a controlled increase in the hydrogen to carbon atomic ratio, enhancing the properties of coal tar pitch for various applications.

Career Highlights

Hiroshi Okazaki has worked with prominent companies, including Nippon Steel Chemical Co., Ltd. and Shinnikka Environmental Engineering Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in chemical engineering and environmental technology.

Collaborations

Throughout his career, Okazaki has collaborated with notable colleagues, including Mahito Soeda and Tokuo Yoshimura. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Hiroshi Okazaki's contributions to the fields of heat transfer and coal tar hydrogenation demonstrate his innovative spirit and commitment to advancing technology. His patents reflect a deep understanding of chemical processes and their applications in high-temperature environments. His work continues to influence the industry and inspire future innovations.