Company Filing History:
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Years Active: 1991-1992
Title: Hideru Hagiwara: Innovator in Oxygen-Free Copper Manufacturing
Introduction
Hideru Hagiwara is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of metallurgy, particularly in the manufacturing of oxygen-free copper. With a total of 2 patents to his name, Hagiwara's work has advanced the methods used in producing high-quality copper.
Latest Patents
Hagiwara's latest patents focus on the apparatus and methods for manufacturing oxygen-free copper. The first patent describes a method that ensures the oxygen content in copper does not exceed 3 parts per million (ppm) by weight. This process involves a deoxidizing step where a reducing gas containing hydrogen is brought into contact with molten copper to react with and remove oxygen. Following this, a dehydrogenation step may be performed using a gas of lean hydrogen concentration. The apparatus designed for this process includes a deoxidizing device for blowing the reducing gas into the molten copper, along with a dehydrogenation device.
Career Highlights
Hideru Hagiwara has worked with prominent companies in the industry, including Mitsubishi Materials Corporation and Mitsubishi Metal Corporation. His experience in these organizations has contributed to his expertise in the field of copper manufacturing.
Collaborations
Hagiwara has collaborated with notable coworkers such as Takuro Iwamura and Tsugio Koya. Their combined efforts have furthered advancements in the technology surrounding oxygen-free copper production.
Conclusion
Hideru Hagiwara's innovative work in the manufacturing of oxygen-free copper has made a significant impact in the metallurgy industry. His patents reflect a commitment to improving production methods and ensuring high-quality materials.