| Process | Specific Process Scheme |
| Process One | Wastewater containing polymer + Water clarifier BHQ-04 → Cyclone dosing mixing tank → Electrochemical oil-remover → Inclined tube separator → Walnut shell filter → Filtered water |
| Dosage of water clarifier: 0 mg/L, 50 mg/L, 100 mg/L, 150 mg/L | |
| Process Two | Wastewater containing polymer + Water clarifier BHQ-04 → Cyclone dosing mixing tank → Inclined tube separator → Walnut shell filter → Filtered water |
| Dosage of water clarifier: 150 mg/L, 200 mg/L |