by flocculation or precipitation of suspended impurities

Full Title

Treatment of water, waste water, or sewage (C02F3/00 - C02F9/00 take precedence) > by flocculation or precipitation of suspended impurities

Child Classifications

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• C02F 1/5209
• C02F 1/5227
• C02F 1/5236
• C02F 1/5263
• C02F 1/5272
• C02F 1/5281
• C02F 1/529
• C02F 1/54 using organic material
• C02F 2001/5218