Company Filing History:
2 out of 283 
1 out of 125 
1 out of 123 Years Active: 1980-1993
Title: Michael Zolffel: Innovator in Ester Preparation and Chlorination Processes
Introduction
Michael Zolffel is a notable inventor based in Marl, Germany. He has made significant contributions to the field of chemical engineering, particularly in the preparation of esters and the chlorination of methane. With a total of 4 patents to his name, Zolffel's work has had a considerable impact on industrial processes.
Latest Patents
Zolffel's latest patents include a process for the preparation of esters, where alcohols and acids are esterified through liquid-phase equilibrium reactions on ion exchangers. This innovative process features a prereactor and a rectifying column with external reactors, allowing a portion of one of the starting compounds to be fed directly to the external reactors. Another significant patent involves the separation of chlorination products from reaction gases obtained by the chlorination of methane. This process includes steps such as partially condensing the dried stream of reaction gases and recycling the gaseous phase to the chlorination stage.
Career Highlights
Throughout his career, Zolffel has worked with prominent companies in the chemical industry, including Chemische Werke Huls Aktiengesellschaft. His expertise in chemical processes has been instrumental in advancing industrial applications.
Collaborations
Zolffel has collaborated with notable professionals in his field, including Wolfgang H. Muller and Fritz Obenaus. These collaborations have contributed to the development of innovative solutions in chemical engineering.
Conclusion
Michael Zolffel's contributions to the field of chemical engineering through his patents and collaborations highlight his role as an influential inventor. His work continues to shape industrial processes and inspire future innovations.