{HEAD ~ A process} for calcining and carbonizing {TAIL ~ coke} is carried out in a horizontal chain grate furnace 2 having, laterally spaced, an input end 4 and an output end 6 
for carbonizing
{ HEAD ~ A process } for calcining and carbonizing { TAIL ~ coke } is carried out in a horizontal chain grate furnace 2 having , laterally spaced , an input end 4 and an output end 6
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