Location History:
- Rome, IT (1988)
- Argonne, IL (US) (1992 - 1996)
- Elmhurst, IL (US) (1997 - 2014)
Company Filing History:
5 out of 349 
1 out of 919 
1 out of 5 
Years Active: 1988-2014
Title: Innovations of Renato Chiarizia
Introduction
Renato Chiarizia is a notable inventor based in Elmhurst, IL (US), recognized for his contributions to the field of chemical engineering and nuclear science. He holds a total of 10 patents, showcasing his innovative approach to solving complex problems in these areas.
Latest Patents
One of his latest patents is a solvent extraction system for plutonium colloids and other oxide nano-particles. This invention provides a method for extracting plutonium from spent nuclear fuel, which involves supplying plutonium in a first aqueous phase and contacting it with a mixture of a dielectric and a moiety having a first acidity. This method allows for the substantial extraction of plutonium into the mixture and subsequently into a second aqueous phase with a higher acidity, facilitating the isolation of plutonium polymer without unwanted emulsions. Another significant patent is for a bifunctional phenyl monophosphonic/sulfonic acid ion exchange resin and the process for using it. This cross-linked water-insoluble ion exchange resin is comprised of polymerized monomers with a phenyl ring and includes phosphonic acid ligands. The resin is designed to remove polyvalent metal cations from aqueous solutions, particularly iron(III) cations from acidic copper(II) cation-containing solutions.
Career Highlights
Throughout his career, Renato has worked with prominent organizations such as Arch Development Corporation and Argonne National Laboratory/University of Chicago Development Corporation. His work in these institutions has significantly contributed to advancements in nuclear technology and chemical processes.
Collaborations
Renato has collaborated with esteemed colleagues, including E Philip Horwitz and Mark L Dietz, further enhancing the impact of his inventions through teamwork and shared expertise.
Conclusion
Renato Chiarizia's innovative patents and career achievements reflect his dedication to advancing technology in the fields of nuclear science and chemical engineering. His work continues to influence the industry and pave the way for future innovations.