A compact equipment for the sulfur content estimation in heavy oil using neutrons and gamma-rays F. Pino, L. Stevanato, D. Fabris, H. Barros, A. Vidal, G. Nebbia, M. Lunardon, S. Moretto and L. Sajo-Bohus EPJ Web Conf., 170 (2018) 07006 Published online: 10 January 2018 DOI: 10.1051/epjconf/201817007006