Kazumi Arakawa is a notable inventor based in Anjo, Japan. He has made significant contributions to the field of casting technologies, holding a total of 4 patents. His innovative approaches have advanced the methods and materials used in casting processes.

Latest Patents

Arakawa's latest patents include a method for making a casting nozzle. This method involves mixing a main casting nozzle material comprising 70-95% by weight and electrofused aggregates of 5-30% by weight. The electrofused aggregates consist of ZrO.sub.2 (30-60% by weight), Al.sub.2 O.sub.3 (20-50% by weight), SiO.sub.2 (10-20% by weight), and SiC (5-40% by weight), along with a binder. The process results in a formed body that is sintered to create a casting nozzle. Another significant patent is for a silicon aluminum oxynitride containing refractory used in continuous casting. This refractory is placed between a mold and a tundish and is formed by sintering an admixture of silicon nitride (Si.sub.3 N.sub.4), aluminum nitride (AlN), boron nitride (BN), and mineral clay, further including aluminum oxide (Al.sub.2 O.sub.3).

Career Highlights

Throughout his career, Kazumi Arakawa has worked with prominent companies such as Toshiba Ceramics Co., Ltd. and Sumitomo Metal Industries, Inc. His experience in these organizations has allowed him to refine his expertise in materials and casting technologies.

Collaborations

Arakawa has collaborated with notable coworkers, including Takashi Watanabe and Masuo Sugie. These partnerships have contributed to his innovative work and the development of advanced casting solutions.

Conclusion

Kazumi Arakawa's contributions to casting technologies through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the industry and pave the way for future innovations.

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