1 Optimization of Comminution Circuit Throughput and Product Size Distribution by Simulation and Control Final Technical Report Report Period Start Date: December 12, 2000 Report Period End Date: June 30, 2005 Authors: S. K. Kawatra – Principal Investigator T. C. Eisele Industrial Partners: T. Weldum, D. Larsen, R. Mariani, J. Pletka Date of Issue: July 2005 DOE Award Number: DE-FC26-01NT41062 Submitting Organization Department of Chemical Engineering Michigan Technological University 1400 Townsend Drive Houghton, MI 49931 - 1295