Oil removal pretreatment method for oil-containing organic wastewater
The invention discloses an oil removal pretreatment method for oil-containing organic wastewater. The method comprises the following steps: a, taking residual sludge generated by a biochemical system as a flocculation source of air floatation, and mixing the residual sludge with the oil-containing o...
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Format: | Patent |
Sprache: | chi ; eng |
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