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PROCESS FOR IMPROVING THE FILTERING PROPERTIES OF SOLID SUSTANCES IN A NEUTRALIZED WASTE LIQUID WHICH CONTAINS HYDRATED ZINC OXIDE FROM THE VISCOSE PROCESS IN THE MANUFCTURE OF SILK FIBRES
PROCESS FOR IMPROVING THE FILTERING PROPERTIES OF SOLID SUSTANCES IN A NEUTRALIZED WASTE LIQUID WHICH CONTAINS HYDRATED ZINC OXIDE FROM THE VISCOSE PROCESS IN THE MANUFCTURE OF SILK FIBRES