Donizeti Aurelio Silva Belato

Title: Donizeti Aurelio Silva Belato: Innovator in Refining Processes

Introduction

Donizeti Aurelio Silva Belato is a notable inventor based in Rio de Janeiro, Brazil. He has made significant contributions to the field of refining processes, holding a total of four patents. His work focuses on improving the efficiency and effectiveness of refining highly polyaromatic and nitrogenated charges.

Latest Patents

One of his latest patents is a refining process for highly polyaromatic and nitrogenated charges. This invention describes a method that includes hydrotreating as the first reaction stage, followed by the intermediate separation of gases generated in the hydrotreating section. The process then involves a second reaction stage consisting of moderate hydroconversion or hydrocracking, along with a rectifying and/or fractionating section. This innovative method allows for more flexible fuel production, yielding a diesel oil fraction with higher cetane content and reduced density. It also increases volumetric yield by at least 111% relative to the process charge, minimizing yield losses through naphtha overcracking and optimizing hydrogen consumption.

Another significant patent is a device for cooling and distributing mixed charges on fixed catalyst beds. This invention relates to a device designed for use in the cooling zone of descending flow reactors. It comprises a flat tray fitted with collector and distributor tubes for liquid, which is superimposed upon and connected to another flat tray of similar design. This compact device is efficient in promoting the reduction of the temperature of the reaction medium when it receives cooling fluid within the catalytic reactor.

Career Highlights

Donizeti has worked with prominent companies in the industry, including Petroleo Brasileiro S.A. (Petrobras) and Petróleo Brasileiro S.A. (Petrobras). His experience in these organizations has contributed to his expertise in refining processes and innovations.

Collaborations

Throughout his career, Donizeti has collaborated with notable professionals, including Jorge Roberto Duncan Lima and Wilson Kenzo Huziwara. These collaborations have further enriched his work and contributions to the field.

Conclusion

Donizeti Aurelio Silva Belato is a distinguished inventor whose work in refining processes has led to significant advancements in the industry. His innovative patents and collaborations highlight his commitment to improving fuel production efficiency.