Expansion phenomena in blast furnace hearths after blowing M. -A.-G. Bentes, A. -H.-B. de Mello, F. Franklin, R.-J. van Laar, R.-G. van Oudenallen, V. -W.-B. van Straaten and K. Andreev Rev. Met. Paris, 105 3 (2008) 109-114 Published online: 09 April 2008 DOI: 10.1051/metal:2008022