Chemical Engineering - Mechanical Operations
Exercise : Mechanical Operations - Section 6
41.
Traces of liquid tar fog present in coke oven gas is separated using
42.
Close circuit grinding by a ball mill with air sweeping employs a
43.
Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding.
44.
Choke crushing (in case of a Jaw crusher) compared to free crushing
45.
The specific surface of sherical particles is proportional to (where, Dp = diameter of particle).
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