A water quality improvement process is provided for acid water containing sulphate and/or sulphite ions. The water is continuously fed into a fluidized bed containing calcium carbonate particles. The water consumes calcium carbonate and has its pH increased while calcium sulphate CaSO4 and/or CaSO3 are produced.
申请公布号
DE4124073(A1)
申请公布日期
1992.01.23
申请号
DE19914124073
申请日期
1991.07.19
申请人
CSIR, PRETORIA, TRANSVAAL, ZA
发明人
MAREE, JOHANNES PHILIPPUS, PRETORIA, TRANSVAAL, ZA;CLAYTON, JOHN ANDREW, MOWBRAY, CAPE PROVINCE, ZA
