METHOD AND APPARATUS FOR COATING INNER SURFACES OF MANY PORES OF POROUS ELEMENT

摘要

PURPOSE:To automatically form uniform coats on the inner surfaces of through pores of a porous element by sprinkling water and spraying high press. air in pretreatment such as dust removal and moisture absorption and then spraying high press. air from the upper and lower sides of the element in after-treatment of coating so that the coating agent is uniformly distributed.