Company Filing History:
2 out of 433 
1 out of 3 Years Active: 2023-2025
Title: Rogerio Mesquita De Carvalho: Innovator in Oil and Water Composition Analysis
Introduction
Rogerio Mesquita De Carvalho is a notable inventor based in Rio de Janeiro, Brazil. He has made significant contributions to the field of oil and water composition analysis, holding 2 patents that address critical challenges in petroleum production.
Latest Patents
One of his latest patents is a method for determining the composition of water in low BSW oils. This invention focuses on characterizing water produced in oil samples containing water contents below 0.5%. The method involves measuring the analytes of interest directly in the oil containing emulsified water, while also ensuring the removal of suspended solids that may interfere with the analysis. The proposed methodologies provide options with and without interference in the equilibrium by washing the oil with distilled water.
Another significant patent is the method of isolation of ARN acids from naphthenate deposits. This invention relates to laboratory-scale sample preparation and describes a methodology for the specific isolation of tetraprotic naphthenic acids, known as ARN acids, from residual naphthenate deposits in petroleum production. The method includes cleaning the naphthenate deposit, converting naphthenate salts to naphthenic acids, and isolating ARN acids using a silica-based sorbent material with aminopropyl functional groups.
Career Highlights
Rogerio has worked with prominent organizations such as Petroleo Brasileiro S.A. (Petrobras) and Universidade Federal do Espirito Santo (UFES). His experience in these institutions has allowed him to develop and refine his innovative methodologies in the oil and gas sector.
Collaborations
Throughout his career, Rogerio has collaborated with esteemed colleagues, including Valdemar Lacerda Junior and Eliane Valeria De Barros. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Rogerio Mesquita De Carvalho is a distinguished inventor whose work in oil and water composition analysis has led to valuable patents. His innovative methods address critical issues in the petroleum industry, showcasing his expertise and commitment to advancing technology in this field.