Diffuser plate will be placed under the column by the number of holes in the dh hole size hole pitch and rate Nh ph rh has a size of 1.4 mm 49, 25 mm, and 18%, respectively, by the use of water at room temperature (+-1c) and in the liquid phase using water from the plant in amagasaki japan purifiction default height H0 till 1.5-5.0 and use the flowmeters in gas flow measurement.
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