PERFEZIONAMENTO NELLE GUAINE ISOLANTI REFRATTARIE PARTICOLARMENTE PER STRUTTURE DI SUPPORTO DEL MATERIALE IN TRATTAMENTO IN UN FORNO

摘要

A metal tubular supporting member in a furnace sheathed by a refractory sheathing comprising refractory tiles held in place by metal coupling links covered and positively engaged by adjacent tiles so that tiles and links respectively clasp together and embrace around the furnace member.