Company Filing History:
2 out of 60 
1 out of 1,037 
Years Active: 1981-1983
Title: Yoji Kitaoka: Innovator in Coal Liquefaction Technology
Introduction
Yoji Kitaoka is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of coal liquefaction, holding a total of 3 patents. His innovative approaches have the potential to enhance the efficiency of coal processing and energy production.
Latest Patents
Kitaoka's latest patents include a groundbreaking process for the direct liquefaction of coal. This process involves a reactor with a preheating section and a reaction section, utilizing pressure-resistant vertical pipes. The method introduces a paste of finely divided coal, catalyst, and heavy oil into the preheating section, where it is heated to temperatures between 380°C and 410°C. Preheated hydrogen is then blown into each pipe to achieve specific velocity and dispersion characteristics. The mixture is forwarded to the reaction section, where it is heated further and additional hydrogen is introduced to maintain optimal conditions.
Another significant patent is an apparatus designed for the effective supply of high-pressure liquid and relief of pressure in a liquefaction reaction vessel. This apparatus utilizes a cylinder with a float to pressurize and supply material slurry into the reaction vessel while allowing for the discharge of the product slurry as a low-pressure output.
Career Highlights
Throughout his career, Yoji Kitaoka has worked with esteemed institutions such as Yamagata University and the Agency of Industrial Science and Technology. His work has focused on advancing technologies that improve the efficiency and sustainability of coal liquefaction processes.
Collaborations
Kitaoka has collaborated with notable colleagues, including Minoru Morita and Shimio Sato. Their combined expertise has contributed to the development of innovative solutions in the field of coal processing.
Conclusion
Yoji Kitaoka's contributions to coal liquefaction technology demonstrate his commitment to innovation and sustainability. His patents reflect a deep understanding of chemical processes and engineering, positioning him as a key figure in the advancement of energy production technologies.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.