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Through observation windows coke temperature is measured and calculated based on temperature signals obtained by television cameras and radiation thermometers. The apparatus comprises spectroscopes for introducing radiation light into the cameras and the thermometers and means for calculating coke temperature, the distribution of which is measured continuously.
The method is detailed. It comprises forming a packed coke layer inclined at 5-25° and charging a mixture of coke and ore through a rotary chute to form segregated rings of coke and ore on the inclined coke layer.
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