Location History:
- Versailles, FR (1981 - 1982)
- Paris, FR (1982 - 1985)
- Saint-Mande, FR (1989 - 1990)
Company Filing History:
5 out of 3,559 
3 out of 759 
1 out of 142 Years Active: 1981-1990
Title: Richard Fitoussi: Innovator in Rare Earth Extraction
Introduction
Richard Fitoussi is a notable inventor based in Paris, France. He has made significant contributions to the field of rare earth extraction, holding a total of 9 patents. His work focuses on innovative methods for recovering valuable materials from waste residues.
Latest Patents
Fitoussi's latest patents involve the liquid/liquid extraction of rare earth and cobalt values. In one of his methods, rare earth and cobalt values are separated and recovered from residue materials, such as waste from the production of samarium/cobalt magnets. The process includes dissolving the residues with nitric acid, followed by liquid/liquid extraction using an organic phase that contains a water-insoluble organic extractant with amine functions. This allows for the transfer of rare earth values into the organic phase, which are then recovered. Another patent outlines a similar extraction process, utilizing a neutral organophosphoric extractant to achieve the same goal.
Career Highlights
Throughout his career, Richard Fitoussi has worked with prominent organizations, including Commissariat à l'Énergie Atomique and Rhône-Poulenc Chimie. His experience in these institutions has contributed to his expertise in the field of chemical engineering and material recovery.
Collaborations
Fitoussi has collaborated with notable colleagues such as Claude Musikas and Alain Leveque. These partnerships have further enhanced his research and development efforts in the extraction of rare earth elements.
Conclusion
Richard Fitoussi's innovative approaches to rare earth extraction demonstrate his commitment to advancing technology in this critical area. His contributions are significant in promoting sustainable practices in material recovery.