This inventor holds 1 USPTO granted patent. Top assignees: Research Association of Refinery Integration for Group Operation, Showa Shell Sekiyu K.k., Tonengeneral Sekiyu K.k.. Active years: 2010.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 2 
1 out of 46 
1 out of 15 Years Active: 2010
Title: **Norihiro Nakashima: Innovator in Heat Exchanger Technology**
Introduction
Norihiro Nakashima, based in Kawasaki, Japan, is an accomplished inventor recognized for his innovative work in the field of chemical engineering. With a focus on enhancing the efficiency of industrial processes, he has developed a significant patent aimed at addressing common issues within heat exchangers used in hydrodesulfurization and hydrocracking.
Latest Patents
Nakashima holds a patent for a method designed to prevent fouling of heat exchangers that cool hydrodesulfurization and hydrocracking residues. This invention introduces a technique to control sedimentation caused by asphaltenes present in high concentrations within these residues. The method facilitates the injection of flux oil, specifically residues from crude vacuum distillation and fluidized catalytic cracking, into the hydrodesulfurization/hydrocracking residue. This approach effectively manages the actual sediment content to a level of 0.2% by mass or less, as specified in the standard IP-375.
Career Highlights
Throughout his career, Nakashima has made notable contributions while working with prominent companies such as Tonengeneral Sekiyu K.K. and Showa Shell Sekiyu K.K. His experience in these leading firms has equipped him with the expertise to tackle complex engineering challenges and advance industrial practices.
Collaborations
During his professional journey, Nakashima has collaborated with skilled coworkers like Masayoshi Kuwbara and Manabu Higo. These partnerships have fostered a creative environment for innovation and have helped drive the success of his projects.
Conclusion
Norihiro Nakashima's ingenuity in developing methods to enhance heat exchanger operations highlights the importance of innovation in the chemical engineering sector. His contributions not only resolve significant operational issues but also pave the way for more efficient industrial practices. As he continues to innovate, Nakashima stands as a testament to the impact of dedicated inventors in advancing technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile