Gerard Joncheray

Title: The Innovations of Gerard Joncheray

Introduction

Gerard Joncheray is a notable inventor based in Vernon, France. He has made significant contributions to the field of agricultural chemistry, particularly in the development of copper-based fungicidal compositions. With a total of two patents to his name, Joncheray's work has had a meaningful impact on plant protection treatments.

Latest Patents

Joncheray's latest patents include a method of producing copper hydroxosulphates and copper fungicidal compositions containing the same. This invention focuses on a process for manufacturing aqueous suspensions of copper hydroxosulphates, such as brochantite or antlerite, which have a high copper content by weight. The process involves reacting an aqueous solution of copper sulphate with an aqueous suspension of copper oxide or copper hydroxide, ensuring that the mean diameter of the solid particles is less than 25 micrometers. Additionally, he has developed plant-protection treatments that enhance the effectiveness of cupric compositions, allowing for a reduction in the dose of copper used per hectare.

Career Highlights

Throughout his career, Joncheray has worked with companies such as Cerexagri S.A. and Cerexagri, Inc. His expertise in the field has allowed him to innovate and create effective solutions for agricultural challenges.

Collaborations

Joncheray has collaborated with notable individuals in his field, including Frederic Ferrier and Edwige Le Bras. These partnerships have contributed to the advancement of his research and the successful development of his inventions.

Conclusion

Gerard Joncheray's contributions to agricultural chemistry through his innovative patents demonstrate his commitment to improving plant protection methods. His work continues to influence the industry and offers valuable solutions for crop management.