ASBESTOS WASTE DESTRUCTION AND VALORIZATION METHOD

摘要

Method for destroying and recovering asbestos-containing waste The invention relates to a process of destruction and recovery of asbestos waste comprising the steps: a) determining the mineralogical group of asbestos contained in the waste, b) on performs a treatment on the waste which is: -an acid treatment when the waste includes only chrysotile, -treatment basic when the waste contains only amphibole, acid treatment followed by said basic treatment when the waste asbestos includes a mixture of chrysotile and amphibole, c) it is valued at minus one of the products obtained at the end of step b) of treatment. The invention also relates to a treatment of chrysotile waste by acid treatment followed by heat treatment.