El-Hamid, A. M. Abd
Zahran, M. A.
Ahmed, Y. M. Z.
El-Sheikh, S. M.
Article History
Received: 1 May 2019
Revised: 23 July 2019
Accepted: 26 July 2019
First Online: 12 May 2020
ACKNOWLEDGMENTS
: The authors are grateful to the memory of Prof. Mohamed Mahdy for continuous encouragement and sincere help during this research. In addition, the authors are grateful to the members of the Pilot Plant Experimental Department t as well as to the colleagues from the Chemical Analysis Department, especially from the Inductively Coupled Plasma Laboratory and Yellow Cake Purification Department, for their kind assistance in analytical control of the study and for valuable advices and sincere help.
: The authors declare that they have no conflict of interest.