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Ukpaka, C. P., Professor, Department of Chemical/Petrochemical Engineering, Rivers State University Port Harcourt, Rivers State, Nigeria. (Nigeria)
Ukpaka, Chinedu, Jospaka Ventures Nigeria Limited, Port Harcourt, Rivers State, Nigeria (Nigeria)
Ukpaka, Chukwuemeke. P, Associate Professor, Department of Chemical/Petrochemical Engineering, Rivers State University of Science and Technology, Port Harcourt (Nigeria)
Ukpaka, Chukwuemeke. P, Professor, Department of Chemical/Petrochemical Engineering, Rivers State University of Science and Technology, Port Harcourt (Nigeria)
Umar, Sagir
Umaru, Kanneh, Chemistry Department, School of Environmental Sciences, Njala University, Sierra Leone (Sierra Leone)
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ISSN: 2456-5245