Karsten Keller specializes in the field of solid-liquid separation and vibration technology. He was trained in particle science and technology in Karlsruhe, Germany, where he received a Masters Degree in Chemical Engineering. He also received in Mannheim, Germany a Master Degree in Mechanical Engineering with the priority of manufacture of apparatus and biotechnology. He obtained his Dr. in solid-liquid separation under Professor Stahl at the University of Karlsruhe, Germany. He joined CR&D's PARSAT group in DuPont as a Research Engineer in 1998. He is now group leader in the field of solid-liquid separation for research and engineering.

Karsten has more of 35 technical publications/presentations and is a member of DECHMA, VDI, and AFS. He also is chairman in different societies. He received German awards and has patents in the field of liquid-solid separation. He gave courses in solid-liquid separation in South and North America and Europe.