Location History:
- Niihama, JP (1987)
- Tokyo, JP (2001)
Company Filing History:
Years Active: 1987-2001
Title: Masayuki Hisatsune: Innovator in Environmental and Mineral Processing Technologies
Introduction
Masayuki Hisatsune is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of environmental technology and mineral processing. His innovative approaches have led to the development of methods that address critical issues in these areas.
Latest Patents
Hisatsune holds 2 patents that showcase his expertise. One of his latest patents is a method of processing cyanide ions by ozone. This method involves decomposing free cyanide ions and metallic cyano complex ions in a liquid by bringing it into contact with ozone gas under specific conditions. The process is designed to operate at a pH of at least 10 and utilizes a controlled mass flow rate of ozone. His other patent focuses on the beneficiation of complex sulfide ores. This method combines crushing, grinding, and differential flotation to separate copper and zinc concentrates efficiently, minimizing the use of reagents.
Career Highlights
Masayuki Hisatsune is associated with Sumitomo Metal Mining Company, Ltd., where he applies his innovative techniques to enhance mineral processing. His work has been instrumental in improving the efficiency and environmental sustainability of mining operations.
Collaborations
Hisatsune collaborates with notable colleagues, including Hiroichi Miyashita and Hajime Nakazawa. Their combined expertise contributes to the advancement of technologies in their respective fields.
Conclusion
Masayuki Hisatsune's contributions to environmental and mineral processing technologies highlight his role as a leading inventor. His innovative methods not only address pressing challenges but also pave the way for more sustainable practices in industry.