Common waste water treating method

The method is that lime or CaO or Ca(OH)2 containing matter and acid matter are reacted to form flocculate and the forming and formed flocculate adsorbs and entrains charged and non-charged impurity grains in waste water to purify various waste water. The said method may be also used together with b...

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Bibliographic Details
Main Author GONGMING XU
Format Patent
LanguageEnglish
Published 04.11.1998
Edition6
Subjects
CHEMISTRY
METALLURGY
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Summary:The method is that lime or CaO or Ca(OH)2 containing matter and acid matter are reacted to form flocculate and the forming and formed flocculate adsorbs and entrains charged and non-charged impurity grains in waste water to purify various waste water. The said method may be also used together with biological and other physical and chemical method. Treated water has high purifying degree and is clear, colorless, odorless, bacteriafree and neutral. Compared with conventional process, the said method has much lower investment and operation cost.
Bibliography:Application Number: CN1998102170