Otitigbe F. E. Faculty of Engineering, Department Petroleum Engineering,Delta State University, Abraka, Oleh Campus, Delta State, NigeriaCorrespondence to: [email protected]: +234-08055626750/ […]

Kornu Mohan Laxmi1 and V.V.S. Kesava Rao2 1Part time PhD scholar, Department of Mechanical Engineering, College of Engineering(A), Andhra University,