Company Filing History:
4 out of 100 
2 out of 18 
1 out of 3 Years Active: 1995-2001
Title: Gerhard Keunecke: Innovator in Cellulose Carbamate Technologies
Introduction
Gerhard Keunecke is a notable inventor based in Pulheim, Germany. He has made significant contributions to the field of cellulose carbamate, holding a total of six patents. His work focuses on innovative processes and devices that enhance the recovery and spinning of cellulose carbamate.
Latest Patents
One of his latest patents is titled "Process for the recovery of cellulose carbamate." This invention outlines a method for recovering cellulose carbamate from a reaction mixture produced by converting cellulose with excess urea in an inert organic liquid reaction carrier. The process involves treating the reaction mixture with added water under heat, separating the liquid phase on a filter, and washing the cellulose carbamate remaining on the filter. The organic reaction carrier is also recovered through phase separation from the combined liquids.
Another significant patent is the "Device for spinning of solutions of cellulose carbamate." This invention describes an apparatus for spinning solutions of cellulose carbamate by extruding the solution through a spinneret into a precipitation bath. The cellulose carbamate fibers formed are coagulated and drawn off by mechanical means, with specific flow velocities of the precipitating medium being crucial for the process.
Career Highlights
Throughout his career, Gerhard Keunecke has worked with prominent companies such as Zimmer Aktiengesellschaft and Lurgi Zimmer Aktiengesellschaft. His experience in these organizations has contributed to his expertise in cellulose technologies and innovation.
Collaborations
He has collaborated with notable coworkers, including Marco Belch and Juergen Wack, who have also contributed to advancements in the field.
Conclusion
Gerhard Keunecke's innovative work in cellulose carbamate technologies has led to significant advancements in the recovery and spinning processes. His contributions are vital to the ongoing development of this field, showcasing his role as a key inventor.
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.