Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is_______________?

Chemical Engineering Mcqs

Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is_______________?

(A)  Added to the feed slurry

(B)  Pre-coated on the filter medium prior to filtration

(C)  Separated from the cake by dissolving solids or by burning it off

(D)  All A,

Submitted By :Ali Uppal

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