The method for sewage sludge treatment comprises dissolution of sludge by sulphuric acid, return of obtained product as reagent for purification of new portions of sewage.
申请公布号
UA22607(U)
申请公布日期
2007.04.25
申请号
UA20060012684U
申请日期
2006.12.01
申请人
"KYIV POLYTECHNICAL INSTITUTE", NATIONAL TECHNICAL UNIVERISTY OF UKRAINE
