Location History:
- Cologne, DE (1976 - 1995)
- K oln, DE (1996 - 1998)
- Köln, DE (2001)
Company Filing History:
Years Active: 1976-2001
Title: Hartmut Hetzel: Innovator in Isocyanate Separation and Viscous Substance Processing
Introduction
Hartmut Hetzel is a notable inventor based in Cologne, Germany, recognized for his contributions to the field of chemical engineering. With a total of 14 patents to his name, Hetzel has made significant advancements in the processes related to isocyanates and viscous substances.
Latest Patents
One of Hetzel's latest patents is a process for the isomeric separation of isocyanates. This innovative method involves obtaining pure isocyanate isomers from a mixture through suspension crystallization. The process is characterized by remelting 5 to 40% by weight of the produced crystals while simultaneously increasing the temperature of the crystal slurry by 4.5 to 9°C prior to isolation. Another significant patent focuses on a process and device for the continuous evaporation to dryness of viscous substances. In this method, the viscosity of a fluid liquid is first increased in a multiphase coil with a high-speed gas phase. Subsequently, the substance is applied to a stirred bed of solid granular material, converting it into a solid form.
Career Highlights
Throughout his career, Hetzel has worked with prominent companies such as Bayer Aktiengesellschaft and Dr. Dr. Müller AG. His work in these organizations has allowed him to develop and refine his innovative processes, contributing to advancements in the chemical industry.
Collaborations
Hetzel has collaborated with notable professionals in his field, including Dieter Grenner and Ernst Grigat. These partnerships have fostered a collaborative environment that has led to further innovations and improvements in his work.
Conclusion
Hartmut Hetzel's contributions to the field of chemical engineering, particularly in the areas of isocyanate separation and viscous substance processing, highlight his role as a significant inventor. His innovative processes and collaborations continue to influence the industry today.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.