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Years Active: 2007-2016
Title: The Innovations of Horst Krull: A Prominent Inventor from Hanau, Germany
Introduction
Horst Krull is a notable inventor based in Hanau, Germany, recognized for his significant contributions to the field of chemical processes. With a total of five patents to his name, he has made substantial advancements, particularly in the preparation of essential amino acids like methionine.
Latest Patents
Krull's latest patents include a novel process for the preparation of methionine. This inventive method involves feeding carbon dioxide into an aqueous potassium methioninate solution derived from hydrolysis of 5-(2-methylmercaptoethyl)hydantoin. The aim of this process is to precipitate and purify crude methionine effectively. The purification step employs recrystallization from a solution enriched with potassium ions and specific crystallization additives, such as nonionic or anionic surfactants. Furthermore, this process highlights the precise temperature control during the recrystallization process, ensuring optimal quality of the final product.
Another significant contribution is the method of production of a methionine salt using a reactive rectification column equipped with a weir taller than 100 mm. This innovative technique enhances the efficiency of methionine salt production, showcasing Krull’s expert understanding of chemical engineering.
Career Highlights
Throughout his career, Horst Krull has worked with esteemed companies such as Evonik, part of the Degussa Group, and Degussa Aktiengesellschaft. His tenure at these organizations has equipped him with extensive experience and a strong foundation in industrial chemistry.
Collaborations
During his professional journey, Krull has collaborated with several talented individuals, including Hans Joachim Hasselbach and Martin Koerfer. These partnerships have contributed to the refinement of his inventions and have been instrumental in advancing the field of chemical processes.
Conclusion
In summary, Horst Krull stands out as an influential inventor with a commendable portfolio of patents focused on the chemical processes surrounding methionine production. His continuous dedication to innovation and collaboration within reputable companies has left a significant mark on the industry, establishing him as a leading figure in chemical engineering.