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Iron Ore Pelletization Technology and its . Science Direct. KeywordsMining, Low grade iorn ore, Pellet plant, Beneficiation, EIA. 1. .. India has the fourth largest iron ore reserves in the world after Russia, Brazil and Australia. .. are Shaft Furnace Process, Straight Travelling Grate Process, Grate Kiln grate machine, rotary kiln, lubricating system of ball mill and air compressor.