Treatment of polyvinylchloride

Details Treatment of polyvinylchloride Treatment of polyvinylchloride

A - Human Necessities

62

D

A62D 3/34 (2007.01) B09B 3/00 (2006.01) C21B 3/04 (2006.01) C22B 7/02 (2006.01) C22B 19/30 (2006.01) C21C 5/46 (2006.01) C21C 5/52 (2006.01) A62D 3/00 (2006.01)

Patent

CA 2140262

A method is described which allows two hazardous waste products, namely PVC and electric arc furnace dust, both of which have negative commercial value, to be combined to produce an iron oxide suitable for steel making, pure cadmium, lead and zinc and chlorine all of which can be sold. The heat generated during the exothermic reaction may be used to generate electri- city which may be sold or used in plants where the reaction is carried out. The method can also be used for metallic scrap.

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