Modelling and Simulation of Free Floating Pig for Different Pipeline Inclination AnglesDereje Engida Woldemichael, Fakhruldin Mohd Hashim, Mark Ovinis, Wen Ching Lee and Muhammad Hazim bin Mohd HalimMATEC Web Conf., 77 (2016) 02010DOI: https://doi.org/10.1051/matecconf/20167702010