Final Report for Minnesota Department of Natural Resources Iron Ore Cooperative ResearchPerformance of Medusa modeling and simulation of the Keewatin Taconite Line 2 Induration system, simulating use of oxygen-enriched air through a ported kiln design, and to determine oxygen requirements as a function of ported region length.University of Minnesota Duluth, Natural Resources Research Institute, 5013 Miller Trunk Highway, Duluth, MN 55811-1442; Coleraine Minerals Research Laboratory, One Gayley Avenue, Box 188, Coleraine, MN 5572