Company Filing History:

9 out of 3,559

Commissariat a L'energie Atomique

patents

3 out of 187

Compagnie Generale Des Matieres Nucleaires

patents

where one patent can have more than one assignee

Years Active: 1987-2007

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7169370 - Method for co-precipitating actinides and method for preparing mixed actinide oxides (2007-01-30),

2. 7015340 - Heat-sensitive compounds exhibitng a cloud point which can be used as extractants for the separation of metals in aqueous solution (2006-03-21),

3. 5826161 - Process for the selective separation of actinides (III) and lanthanides (1998-10-20),

4. 5536389 - Process and installation for the destruction of organic solutes, (1996-07-16),

5. 5069827 - Process for reducing and dissolving PuO.sub.2 (1991-12-03),

6. 4869794 - Process for eliminating the chloride ions present in contaminated solid (1989-09-26),

7. 4839149 - Ammonium plutonate uranate, its preparation process and its use for (1989-06-13),

8. 4749519 - Process for the recovery of plutonium contained in solid waste (1988-06-07),

9. 4701308 - Process for the recovery of molybdenum-99 from an irradiated uranium (1987-10-20),

Title: **Profile of Inventor Charles Madic**

Introduction

Charles Madic is a distinguished inventor based in Thiais, France. With a total of nine patents to his name, Madic has made significant contributions to the field of nuclear chemistry and material science. His inventive spirit reflects a commitment to advancing technologies that relate to the complex world of actinides.

Latest Patents

Madic's latest patents demonstrate his expertise and innovative thinking in the preparation and extraction methods related to actinide materials. One notable invention is a method for co-precipitating actinides, including mixed oxides of uranium and plutonium (U, Pu) O, achieved through simultaneous coprecipitation followed by calcination. This method showcases his ability to simplify complex processes in the field of nuclear materials.

Additionally, he developed a patent for heat-sensitive compounds that serve as extractants for the separation of metals in aqueous solutions. This invention describes compounds that are soluble in water below a critical temperature and insoluble above this temperature, utilizing a thermally reversible property. Such compounds have promising applications in the extraction of chemical entities like uranium.

Career Highlights

Throughout his career, Charles Madic has worked with renowned institutions such as the Commissariat à l'Énergie Atomique and Compagnie Générale des Matières Nucléaires. His experiences at these organizations have undoubtedly enriched his research capabilities and provided a platform for his innovative pursuits in nuclear science.

Collaborations

Madic has collaborated with other prominent scientists, including Gerard Koehly and Jacques Bourges. These partnerships highlight his commitment to teamwork and innovation in the scientific community, allowing for the exchange of ideas and fostering advancements in research.

Conclusion

In conclusion, Charles Madic is a notable figure in the field of nuclear chemistry, with a solid portfolio of patents reflecting his inventive contributions. His work not only emphasizes the importance of innovation but also showcases the potential for advancements in material science and extraction methods that can impact various industries.

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