79237556
May 30, 2018
Jul 23, 2019
Active Trademark
Repair and maintenance of sludge treatment units for sludge dewatering, drying and thickening
Building Construction and RepairSludge treatment services involving sludge drying and sludge thickening; Sludge treatment services involving the treatment of sludge emulsion by flocculation, dehydration and thickening
Treatment of Materials