A rotary drum screen with internal screw flights for Eri silkworm pupaeKiattisin Kanjanawanishkul, Pongsatorn Srinuan-on, Pirawan Thammakit and Jakrachai ChinnakotrMATEC Web of Conferences, 34 (2015) 02003DOI: https://doi.org/10.1051/matecconf/20153402003