Company Filing History:
1 out of 197 
1 out of 1,530 
Years Active: 1991-1993
Title: Kazuyosi Adachi: Innovator in Zirconium Alloys
Introduction
Kazuyosi Adachi is a notable inventor based in Omiya, Japan. He has made significant contributions to the field of materials science, particularly in the development of zirconium alloys for nuclear applications. With a total of 2 patents, his work has been instrumental in enhancing the safety and efficiency of nuclear reactors.
Latest Patents
Adachi's latest patents include a highly corrosion-resistant zirconium alloy designed for use as nuclear reactor cladding material. This innovative alloy consists essentially of, on a weight % basis, 0.02-1.7% Sn, 0.19-0.6% Fe, 0.07-0.4% Cr, 0.01-0.2% Ta, and optionally 0.05 up to less than 0.5% Nb, with the balance being Zr and incidental impurities. Importantly, the nitrogen content in the form of incidental impurities is limited to no more than 60 ppm. Another significant patent is for a zirconium alloy that possesses sufficient corrosion resistance, strength, and stress relaxation properties for use as a component of a pressurized water nuclear reactor fuel assembly. This alloy comprises 0.2 to 0.91% Sn, 0.18 to 0.6% Fe, 0.07 to 0.4% Cr, and various other elements, with the balance being Zr and incidental impurities.
Career Highlights
Throughout his career, Kazuyosi Adachi has worked with prominent companies such as Mitsubishi Kinzoku Kabushiki Kaisha and Mitsubishi Materials Corporation. His experience in these organizations has allowed him to refine his expertise in materials engineering and contribute to groundbreaking innovations in the field.
Collaborations
Adachi has collaborated with esteemed colleagues, including Yutaka Matsuo and Takeshi Isobe. These partnerships have fostered a collaborative environment that has led to advancements in zirconium alloy technology.
Conclusion
Kazuyosi Adachi's contributions to the development of zirconium alloys have had a lasting impact on the nuclear industry. His innovative patents and collaborations highlight his dedication to enhancing the safety and performance of nuclear reactors.