Dewatering waste sludge, comprises subjecting the waste sludge, which is collected in an aqueous suspension, to mechanical and/or chemical dewatering. The pH of the suspension is reduced by successive addition of an acid prior to the step of mechanical and/or chemical dewatering.
申请公布号
EP2746232(A1)
申请公布日期
2014.06.25
申请号
EP20130198593
申请日期
2013.12.19
申请人
MESSER AUSTRIA GMBH;MESSER IBÉRICA S.A.;INSTITUT ZA OKOLJEVARSTVO IN SENZORJE, D.O.O.
发明人
GUTENBERGER, HELMUT;THALLER, BERNHARDT;SOLER, JORDI;LOBNIK, PROF. DR. ALEKSANDRA;VILTUZNIK, BRANK;BAUMAN, MAJA
