This inventor holds 3 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1976-1980.
Location History:
- Niihama, JA (1976)
- Niihama, JP (1980)
Company Filing History:
Years Active: 1976-1980
Title: **Innovations of Tetsuya Ohrui: A Pioneer in Acrylic Acid Purification**
Introduction
Tetsuya Ohrui, an inventive mind based in Niihama, Japan, has made significant strides in the chemical industry, particularly in the purification of acrylic compounds. With a total of three patents to his name, Ohrui's innovative techniques emphasize efficiency and environmental sustainability.
Latest Patents
Ohrui's recent patents showcase his commitment to enhancing industrial processes:
1. **Purification of Crude Acrylic Acid**: This process focuses on obtaining high-purity acrylic acid by rectifying crude acrylic acid that contains low boiling substances and high boiling substances. By meticulously removing these contaminants and stripping trace amounts of aldehydes using inert gas, Ohrui has created a method that significantly enhances the quality of acrylic acid for commercial use.
2. **Method for Removing Harmful Materials from Waste Gas**: In this innovative approach, Ohrui addresses the challenge of managing waste gases produced in the acrylonitrile production process. By dividing the exhaust gas into two flows and employing a series of heat-exchange and combustion processes, this method efficiently reduces harmful materials, promoting a cleaner environment in industrial settings.
Career Highlights
Tetsuya Ohrui is currently employed at Sumitomo Chemical Company, Limited, where he applies his expertise to advance chemical technologies. His work not only reflects a strong understanding of chemical engineering but also showcases his dedication to developing methods that prioritize sustainability without compromising efficiency.
Collaborations
Throughout his career, Ohrui has collaborated with notable colleagues, including Michio Kato and Masami Ayano. Together, they have contributed to numerous projects aimed at enhancing production methods and establishing safer industrial practices.
Conclusion
With a focus on purification techniques and waste gas management, Tetsuya Ohrui exemplifies the role of inventors in driving innovations that benefit both the industry and the environment. His contributions through patents are a testament to his expertise and commitment to creating a sustainable future in chemical production.