| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of simply and inexpensively performing dechlorination treatment or desulfurization treatment at the time of pyrolysis of a waste containing iron, polyvinyl chloride and a rubber such as car shredder dust, a tire or the like and to together provide a method of effectively utilizing resources. SOLUTION: In the method of pyrolytically treating waste by any one of a waste incineration method, a retarded combustion method for waste and a method of indirectly heating waste from the outside, a calcareous substance containing at least one of quicklime, slaked lime and calcium carbonate is supplied along with waste to pyrolytically treat the waste and the residue after pyrolysis is used as an auxiliary raw material for iron making process. COPYRIGHT: (C)2004,JPO&NCIPI
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