This inventor holds 2 USPTO granted patents. Top assignees: Petroleo Brasileiro S.a. - Petrobras, Uniao Brasileira De Educacao E Assistencia-Mantenedora Da Pucrs. Active years: 2024-2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 508 
2 out of 11 Years Active: 2024-2025
Title: Innovations by Sandra Mara De Oliveira Einloft
Introduction
Sandra Mara De Oliveira Einloft is a notable inventor based in Porto Alegre, Brazil. He has made significant contributions to the field of hydraulic cement compositions, particularly in applications related to oil and gas reservoirs. With a total of 2 patents, his work focuses on enhancing the performance and sustainability of cement used in challenging environments.
Latest Patents
One of his latest patents is a hydraulic cement composition that boasts increased resistance against carbon dioxide (CO2). This invention is particularly relevant for applications in oil and gas reservoirs, as well as in carbon capture and storage (CCS) wells. The composition is designed to improve the performance of cement paste formulations used in primary and secondary cementing, recovery, and plugging operations. It serves as a technological alternative to ensure the integrity of wells in CO2-rich environments for extended periods without requiring additional interventions. Furthermore, it offers a cost-effective solution compared to traditional class G cement, while also providing sufficient chemical resistance for enhanced oil recovery (EOR) and enhanced gas recovery (EGR) by injecting high levels of CO2.
Career Highlights
Sandra has worked with prominent companies in the industry, including Petróleo Brasileiro S.A. (Petrobras) and União Brasileira de Educação e Assistência, which is the maintainer of PUCRS. His experience in these organizations has contributed to his expertise in developing innovative cement solutions.
Collaborations
Throughout his career, Sandra has collaborated with talented individuals such as Gabriela Gonçalves Dias Ponzi and Felipe Dalla Vecchia. These collaborations have further enriched his work and contributed to advancements in hydraulic cement technology.
Conclusion
Sandra Mara De Oliveira Einloft is a distinguished inventor whose innovations in hydraulic cement compositions are paving the way for more efficient and sustainable practices in the oil and gas industry. His contributions are vital for ensuring the integrity and performance of cement in challenging environments.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile