11.23 Taconite Ore Processing
Liberation is the first step in processing crude taconite ore and consists mostly of crushing and grinding. The ore must be ground to a particle size sufficiently close to the grain size of the iron-bearing ... AK Grate/kiln, coal- and oil-fired, acid pellets 3-03-023-61 AL Grate/kiln, coal- and oil-fired, flux pellets 3 …