Alfred Maierhofer

Title: The Innovations of Alfred Maierhofer

Introduction

Alfred Maierhofer is a notable inventor based in Allensbach, Germany. He has made significant contributions to the field of chemistry, particularly in the purification of tryptophan and the production of benzoyl cyanide. With a total of eight patents to his name, Maierhofer's work has had a lasting impact on various chemical processes.

Latest Patents

One of Maierhofer's latest patents is a process for the purification of tryptophan and its derivatives. This innovative method involves treating tryptophan in an inert solvent at a temperature between approximately 20 degrees Celsius and the boiling point of the mixture, using a salt of dithionous acid. The preferred solvent is a mixture of water and a lower aliphatic carboxylic acid, which typically results in a pure, colorless product after a single treatment. Another significant patent is for the production of benzoyl cyanide, which improves upon a previous process by utilizing alkali metal cyanide with specific particle size requirements to enhance efficiency.

Career Highlights

Maierhofer is associated with Deutsche Gold- und Silber-Scheideanstalt Vormals Roessler, a company known for its expertise in precious metal refining. His work there has allowed him to develop and refine his innovative processes, contributing to advancements in the chemical industry.

Collaborations

Throughout his career, Maierhofer has collaborated with notable coworkers such as Hans B Wagner and Theodor Lussling. These partnerships have likely fostered an environment of innovation and creativity, leading to the development of his patents.

Conclusion

Alfred Maierhofer's contributions to the field of chemistry through his patents demonstrate his innovative spirit and dedication to advancing chemical processes. His work continues to influence the industry and showcases the importance of research and development in creating effective solutions.