Process to produce manganese pellets from non-calcinated manganese ore and agglomerate obtained by this process
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United States of America Patent
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Nov 10, 2015
Grant Date -
May 3, 2012
app pub date -
Jul 27, 2009
filing date -
Jul 25, 2008
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Abstract
It is described a manganese pellet production from non-calcinated manganese ore, comprising the following phases: (a) ore size preparation through ore classification by function of particle size, smaller or equal to 1 mm particles being maintained from the ore particle fraction process so as to have a smaller or equal to 1 mm size, as well as the comminution of these particles; (b) flux addition; (c) agglomerant addition; (d) pelletizing resulting in crude pellets; and (e) thermal processing through crude pellet drying, pre-heating and heating.
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