TY - GEN AU - Ashraf Abd El hady Abd Alla Elshennawy AU - Adel Saad Elhassanin , AU - Mamdoh Abd El ghafoor Hassan , TI - Recycling of some solid industrial wastes In Egypt and South Africa / PY - 2005/// CY - Cairo : PB - Ashraf Abd El hady Abd Alla Elshennawy , KW - Rutil : (Tioz) KW - Wasts of welding nods N1 - Thesis (M.Sc.) - Cairo University - Institute Of African Research and Studies - Department Of Natural Resources; Issued also as CD N2 - Recycling of industrial waste became a must , particularly for African countries , not only because of the pollution which results from dumping it anywhere , but also because it contains valuable materials , which could be reused profitably UR - http://172.23.153.220/th.pdf ER -