Sandra Shirley Ximeno Chiaro

Title: Inventor Sandra Shirley Ximeno Chiaro: Innovating Hydrodesulphurization in Brazil

Introduction

Sandra Shirley Ximeno Chiaro, based in Rio de Janeiro, Brazil, is a prominent inventor known for her significant contributions to the field of chemical engineering. With a focus on catalysts used in petroleum processes, she has successfully patented a novel approach to hydrodesulphurization that aims to enhance the efficiency of cracked naphtha treatment.

Latest Patents

Sandra holds a pivotal patent for a "Catalyst for selective hydrodesulphurization of cracked naphtha streams, method of preparation thereof, and process for selective hydrodesulphurization of cracked naphtha." This invention introduces a catalyst formulated as an extrudate, showcasing a support based on inorganic oxide. The innovation features an outer layer that encompasses desulphurization metals, particularly cobalt and molybdenum, creating an efficient crown-like structure. Her innovative preparation method employs the incipient wetness impregnation technique, enhancing the selective hydrodesulphurization process of cracked naphtha significantly.

Career Highlights

Sandra is employed at Petróleo Brasileiro S.A. (Petrobras), one of Brazil's largest oil and gas companies. Her role in the organization enables her to apply her innovative research directly within the industry, contributing to more sustainable and effective methods of processing hydrocarbon resources. Her patent represents a crucial advancement in making petroleum refining processes cleaner and more efficient.

Collaborations

Throughout her career, Sandra has collaborated with notable colleagues such as Jose Luiz Zotin and Dayse Lovatte Fonseca. These collaborations emphasize the importance of teamwork and knowledge-sharing in the advancement of technologies in the petroleum sector, allowing for a multi-faceted approach to problem-solving and innovation.

Conclusion

Sandra Shirley Ximeno Chiaro stands out as an inspiring figure in the field of innovations focused on hydrodesulphurization. Her dedication to developing efficient catalytic processes at Petrobras not only showcases her commitment to scientific advancement but also highlights the significant impact of her work on environmental sustainability in the petroleum industry. Sandra's innovative contributions set a strong example for future inventors and professionals in the field.