Keiji Maeshiro

Title: **Keiji Maeshiro: Pioneer in Ethene Production**

Introduction

Keiji Maeshiro is an innovative inventor based in Rio de Janeiro, Brazil. He has made significant contributions to the field of chemical engineering, particularly in the production of ethene and synthesis gas.

Latest Patents

Maeshiro holds a notable patent titled "Method for the production of ethene and synthesis gas in circulating fluidized bed." This invention addresses the production of ethene, carbon monoxide, and hydrogen in a reactor designed with two independent sections. The process utilizes hydrocarbons with at least 11 carbon atoms or high oxygen-content feedstocks, employing a catalyst in particulate form. Notably, in one reactor section devoid of oxygen, a dehydrogenation catalyst facilitates the cracking of feedstocks, thereby enhancing subsequent endothermic reactions. The other section effectively manages coke combustion and energy transfer, resulting in an impressive total ethene yield of approximately 20% by weight relative to the feedstock.

Career Highlights

Keiji Maeshiro is currently affiliated with Petrobras, a leading company in Brazil's oil and gas sector. His deep understanding of chemical processes and innovative methods positions him as a key player in developing efficient production techniques within the industry.

Collaborations

Throughout his career, Maeshiro has collaborated with esteemed colleagues such as Andrea De Rezende Pinho and Fabio Leal Mendes. These partnerships have fostered a productive environment for research and development, contributing to advancements in chemical engineering and patentable innovations in the field.

Conclusion

Keiji Maeshiro exemplifies the spirit of innovation in the chemical engineering domain. His patent on the ethene production method not only demonstrates his expertise but also holds the potential for significant industrial applications. As he continues to collaborate with other experts, further advancements in this essential field can be anticipated.