Company Filing History:
2 out of 7 
1 out of 114 
1 out of 69 Years Active: 1983-1984
Title: The Innovative Contributions of Robert Karger
Introduction
Robert Karger is a notable inventor based in Dortmund, Germany. He has made significant contributions to the field of environmental technology, particularly in the treatment of waste waters and gas separation processes. With a total of 4 patents to his name, Karger has developed innovative methods that address critical environmental challenges.
Latest Patents
One of Karger's latest patents is a method for the treatment of chloride-containing waste waters. This process involves treating waste water with calcium hydroxide or calcium carbonate to convert chlorides into calcium chloride. The method further includes adding sulfuric acid to produce hydrochloric acid and gypsum, circulating the mixture in a closed cycle for extractive distillation, and filtering out the accumulating gypsum sludge. The concentration of hydrochloric acid in the liquid is maintained below the maximum azeotropic concentration for a mixture of water and hydrochloric acid.
Another significant patent is a process for cooling and separating chlorides and fluorides from gas. This method cools gas mixtures generated by the gasification of fuels, using a circulating liquid of ammonia and water. The process results in the condensation of steam and the formation of solid ammonium chloride or ammonium fluoride, which are then discharged from the cooler.
Career Highlights
Throughout his career, Robert Karger has worked with several prominent companies, including Vereinigte Elektrizitätswerke Westfalen AG and L. & C. Steinmüller GmbH. His work in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in environmental technology.
Collaborations
Karger has collaborated with notable professionals in his field, including Klaus Weinzierl and Horst Dungs. These collaborations have further enriched his work and expanded the impact of his inventions.
Conclusion
Robert Karger is a distinguished inventor whose innovative patents have made significant strides in environmental technology. His methods for treating waste waters and separating gases demonstrate his commitment to addressing pressing environmental issues. Karger's contributions continue to influence the field and inspire future innovations.