rom ascending warm In all other kilns adopting this principle, there are two heat. Fig.3is a diminished foundation plan, showing the currents of air, . distinct stages to the process, namely, drying and burning. location of the wells for retaining condensed steam and ducts This task of retarding… … (damper) and thug check flues until it enters the open space between the double arch over the furnace ; thence for a longer time the escape of heat up the chimney. it passes downward between the double side walls of the Another and almost equally important feature is his ad- furnace, and enters the…
Internet Archive · Public domain (published before 1931). Free to use for anything.
