WATER PURIFYING APPARATUS AND OPERATION THEREOF

摘要

PURPOSE:To increase the surface area of a carrier having bacteria bonded thereto and to suppress oxygen supply energy and washing energy. CONSTITUTION:Many hollow yarn membrane bodies 1 are arranged in a reaction part 8 and fixed to an air supplying base material and compressed air is supplied into the hollow parts 3 of the hollow yarn membrane bodies 1 to flow out to the outside from the pores of the hollow yarn membrane bodies 1.