Commercial limestone calciner, developed in 1949, for New England Lime company, it had diameter of?
(a) 4 meters
(b) 8 meters
(c) 2 meters
(d) 10 meters
This question was posed to me in final exam.
Origin of the question is Calcination of Limestone, Dolomite, and Phosphate Rock in section Industrial Applications of Fluidized Beds of Fluidization Engineering