161122 ⎘
Furnaces through which the charge is moved mechanically, e.g. of tunnel type ; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor the conveyor being a helical device
METHOD OF DIRECT RECYCLING OF SPENT ELECTRODES
#2PROCESSING APPARATUS AND PROCESSING METHOD
#3Heat treatment apparatus
#4SYSTEMS AND METHODS FOR PROCESSING METALLIC ARTICLES WITH A RETORT FURNACE
#5Heat treatment device comprising a refractory envelope
#6Device for the heat treatment of a product