Company Filing History:
2 out of 11 
1 out of 1 
1 out of 370 Years Active: 2011-2021
Title: Frédéric Delfosse: Innovator in Bituminous Materials
Introduction
Frédéric Delfosse is a notable inventor based in Pessac, France. He has made significant contributions to the field of bituminous materials, holding 4 patents that showcase his innovative approach to improving road construction materials.
Latest Patents
Delfosse's latest patents include a "Calcium/magnesium compound slurry for bituminous road material." This invention focuses on using an aqueous suspension of solid particles of a calcium/magnesium compound to regulate the breaking of a bitumen emulsion. The patent also details a method for preparing a bituminous road material by mixing a solid mineral fraction with a cationic bitumen emulsion, enhanced by the addition of the calcium/magnesium compound. Another significant patent is for the "Preparation and treating of bituminous compositions," which describes the use of various esters and ethers for preparing or treating bituminous compositions, along with methods for their preparation.
Career Highlights
Throughout his career, Frédéric Delfosse has worked with prominent companies such as Roquette Frères and Lhoist Recherche et Développement. His experience in these organizations has contributed to his expertise in the field of bituminous materials.
Collaborations
Delfosse has collaborated with notable coworkers, including Léon Mentink and Joël Bernaerts, further enhancing his innovative work in the industry.
Conclusion
Frédéric Delfosse's contributions to the field of bituminous materials through his patents and career experiences highlight his role as an influential inventor. His work continues to impact road construction and material science.