Takeshi Shiraki

Title: Innovations by Takeshi Shiraki

Introduction

Takeshi Shiraki is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of materials science, particularly in the production of titanium slabs. With a total of five patents to his name, Shiraki's work has advanced the methods of manufacturing titanium for various applications.

Latest Patents

Shiraki's latest patents include a titanium slab for hot rolling produced by an electron-beam melting furnace and a process for its production. This innovative titanium slab is designed for hot rolling and is produced using an electron beam melting furnace. It boasts superior linearity, allowing it to be fed directly into a hot rolling machine without the need for additional processing. The slab is characterized by a good structure, free from cracks at the corners. The production process involves using a rectangular mold with specific dimensions and pouring molten metal from one of the short sides. Additionally, a mold with chamfered corners can be utilized to enhance the production process.

Another significant patent involves an electron beam melting furnace and its operational method. This furnace includes essential components such as a hearth, a mold, and an electron gun to maintain the metal in a molten state. The operational method consists of several steps, including inputting coordinates for the electron beam, detecting high-intensity spots, and adjusting the beam's location accordingly.

Career Highlights

Throughout his career, Takeshi Shiraki has worked with prominent companies such as Toho Titanium Co., Ltd. and Nippon Steel & Sumitomo Metal Corporation. His experience in these organizations has contributed to his expertise in titanium production and materials engineering.

Collaborations

Shiraki has collaborated with notable colleagues, including Norio Yamamoto and Hisamune Tanaka. Their combined efforts have furthered advancements in the field of titanium manufacturing.

Conclusion

Takeshi Shiraki's innovative work in titanium production has led to significant advancements in the industry. His patents reflect a commitment to improving manufacturing processes and materials quality. His contributions continue to influence the field of materials science and engineering.