Location History:
- Paris, FR (2013 - 2015)
- LaRochelle, FR (2018)
Company Filing History:
7 out of 662 
2 out of 42 
Years Active: 2013-2018
Title: The Innovative Contributions of Rui Jorge Coelho Marques
Introduction
Rui Jorge Coelho Marques is a notable inventor based in Paris, France. He has made significant contributions to the field of catalysis through his innovative patents. With a total of seven patents to his name, Marques has established himself as a key figure in the development of advanced materials for catalytic applications.
Latest Patents
Among his latest patents is a composition that includes a lanthanum perovskite on an alumina or aluminum oxyhydroxide substrate. This invention describes a preparation method and its use in catalysis. The composition features a perovskite of the formula LaMO, where M is at least one element selected from iron, aluminum, or manganese. After calcination at 700°C for four hours, the perovskite achieves a pure crystallographic phase, with particle sizes not exceeding 15 nm. This composition is particularly useful in the field of catalysis. Another significant patent involves a composition based on cerium, zirconium, and tungsten. This composition has a specific oxide content, with cerium ranging from 5% to 30%, tungsten from 2% to 17%, and the remainder being zirconium. After aging at 750°C in an air atmosphere with 10% water, it exhibits a two-phase crystallographic structure, making it suitable for use as a catalyst, especially in SCR processes.
Career Highlights
Rui Jorge Coelho Marques has worked with several prominent companies throughout his career. Notably, he has been associated with Rhodia Operations and Magnesium Elektron, Inc. His work in these organizations has contributed to his expertise in catalysis and material science.
Collaborations
Marques has collaborated with several professionals in his field, including Julien Hernandez and Simon Ifrah. These collaborations have likely enhanced his research and development efforts, leading to innovative solutions in catalysis.
Conclusion
Rui Jorge Coelho Marques is a distinguished inventor whose work has significantly impacted the field of catalysis. His innovative patents and collaborations reflect his commitment to advancing technology in this area. His contributions continue to influence the development of new catalytic materials and processes.