Eustaquio Vinicius Ribeiro De Castro

Title: Eustaquio Vinicius Ribeiro De Castro: Innovator in Naphthenic Acid Isolation

Introduction

Eustaquio Vinicius Ribeiro De Castro is a notable inventor based in Vila Velha, Brazil. He has made significant contributions to the field of laboratory-scale sample preparation, particularly in the isolation of ARN acids from naphthenate deposits. His innovative methods have implications for petroleum production and environmental management.

Latest Patents

Eustaquio holds a patent for a "Method of isolation of ARN acids from naphthenate deposits." This invention describes a methodology for the specific isolation of tetraprotic naphthenic acids, known as ARN acids, from residual naphthenate deposits. The method involves cleaning the naphthenate deposit, converting naphthenate salts to naphthenic acids, and isolating ARN acids using a silica-based sorbent material with aminopropyl functional groups. This approach ensures efficient elution of different functional groups and polarities.

Career Highlights

Throughout his career, Eustaquio has worked with prominent organizations, including Petroleo Brasileiro S.A. (Petrobras) and Universidade Federal do Espirito Santo (UFES). His work in these institutions has allowed him to develop and refine his innovative methodologies.

Collaborations

Eustaquio has collaborated with notable colleagues such as Valdemar Lacerda Junior and Eliane Valeria De Barros. These partnerships have contributed to the advancement of his research and the successful implementation of his patented methods.

Conclusion

Eustaquio Vinicius Ribeiro De Castro is a distinguished inventor whose work in isolating ARN acids has the potential to impact the petroleum industry positively. His innovative methods and collaborations highlight his commitment to advancing scientific knowledge and practical applications in his field.