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https://www.waterworld.com/home/article/16207962/flat-sheet-mbr-treatment-set-for-omans-al-ansab-wastewater-expansion Flat sheet MBR treatment set for Oman’s Al Ansab wastewater expansion | WaterWorld Haya Water awards AECOM a US$1.5 million contract to design phase two of the Al Ansab Sewage Treatment Plant and Azaiba Central Pump Station in Muscat, Oman... flat sheetal ansabmbrtreatmentset