Location History:
- Dormagen, DE (1978 - 1984)
- Leverkusen, DE (1995 - 2001)
Company Filing History:
Years Active: 1978-2001
Title: The Innovative Contributions of Dieter Grenner
Introduction
Dieter Grenner is a notable inventor based in Leverkusen, Germany. He has made significant contributions to the field of chemical engineering, particularly in the area of isocyanate separation and sulfuric acid purification. With a total of 10 patents to his name, Grenner's work has had a substantial impact on industrial processes.
Latest Patents
One of Grenner'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 increasing the temperature of the crystal slurry by 4.5 to 9°C prior to isolation. Another significant patent focuses on purifying and concentrating spent sulfuric acids. This process addresses the purification of sulfuric acid contaminated with various impurities, including nitric acid and nitrosylsulfuric acid. The method involves preheating the contaminated sulfuric acid and using a steam stripper to remove steam-volatile impurities, ultimately producing sulfuric acid with a concentration of 88 to 97 percent by weight.
Career Highlights
Dieter Grenner has built a successful career at Bayer Aktiengesellschaft, where he has been instrumental in developing innovative chemical processes. His expertise in chemical engineering has led to advancements that enhance the efficiency and safety of industrial operations.
Collaborations
Grenner has collaborated with esteemed colleagues such as Hartmut Hetzel and Clemens Casper. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Dieter Grenner's contributions to the field of chemical engineering are noteworthy, with his patents reflecting a commitment to innovation and efficiency. His work continues to influence industrial practices and showcases the importance of inventive thinking in advancing technology.
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.