New operation regimes in fountain confined conical spouted beds Egileak: M. Tellabide, I. Estiati, A. Pablos, H. Altzibar, R. Aguado, M. Olazar Urtea: 2020 Aldizkaria: Chemical Engineering Science Liburukia: 211 DOI: 10.1016/j.ces.2019.115255