Robert Harry Edwards

Title: The Innovative Contributions of Robert Harry Edwards

Introduction

Robert Harry Edwards is a notable inventor based in Whitehaven, GB, recognized for his significant contributions to the field of chemistry, particularly in the production and processing of phosphoric acid. With a total of three patents to his name, Edwards has developed innovative methods that enhance the efficiency and sustainability of phosphate processing.

Latest Patents

Among his latest patents, the first is titled "Process for removing solvent from the raffinate of extracted phosphoric acid." This patent addresses the challenge of solvent extraction in crude wet process phosphoric acid, wherein an aqueous raffinate containing phosphoric acid and a small amount of solvent is produced. Edwards’s process involves the addition of specific materials to the raffinate to create two distinct phases—one aqueous and one solvent. This enables the separation of the phases, allowing for solvent recycling and the transformation of the aqueous phase into valuable fertilizers or phosphate salts through treatment with ammonia or alkaline compounds.

The second of his recent inventions is related to an "Ether phosphoric acid compound." This patent describes a solid anhydrous crystalline compound with the formula H₃PO₄[(CH₃)₂CH]₂O. It also outlines a novel method for preparing phosphoric acid by evaporating diisopropyl ether from the crystalline compound under reduced pressure, further showcasing his ingenuity in chemical processes.

Career Highlights

Edwards is currently employed at Albright & Wilson Limited, a company known for its focus on chemical production and innovation. His work within the company has allowed him to push the boundaries of conventional methods in phosphate production, emphasizing both profitability and environmental considerations.

Collaborations

Throughout his career, Edwards has worked alongside esteemed colleagues, including Thomas A. Williams and Kenneth Hall. These collaborations reflect a synergy of expertise, fostering an inventive atmosphere that encourages the development of groundbreaking solutions in industrial chemistry.

Conclusion

Robert Harry Edwards stands out as a pivotal figure in the realm of chemical innovations related to phosphoric acid. His patents not only demonstrate his innovative spirit but also underline the significance of collaboration in advancing scientific understanding and application. As the industry continues to evolve, Edwards’s work will undoubtedly leave a lasting impact on the field of chemical production.