A device for controlling the flow of non-combustion air
into a direct fired air heater, comprising
a plurality of identical vanes formed in the annular
space between inner and outer walls of air heater;
each vane capable of rotation about respective vane axis
by means of a stem brought out on the outer casing o...
[Class : 7] Machineries Used In Tea Processing Industry I.E. High Efficiency
Tea Roller, Tea Dryer, Air Chember & Stove,
Ctc Machine, Myddleton Stxractor, Tea Grader, Green
Leaf Sifter, Ball Bracker And Direct Fired Heater.