Separation of suspended solid particles from liquids by sedimentation ( ; differential sedimentation B03D3/00; devices for separating or removing fatty or oily substances or similar floating material from water, waste water or sewage C02F1/40)

Child Classifications

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• B01D 21/0003
• B01D 21/0006
• B01D 21/0009
• B01D 21/0012
• B01D 21/0015
• B01D 21/0018
• B01D 21/0024
• B01D 21/0027
• B01D 21/003
• B01D 21/0039
• B01D 21/0084
• B01D 21/0087
• B01D 21/009
• B01D 21/0093
• B01D 21/0096
• B01D 21/01 using flocculating agents (for purifying water C02F1/52; for liquid radioactive waste G21F9/10)
• B01D 21/02 Settling tanks
• B01D 21/10
• B01D 21/18 Construction of the scrapers or the driving mechanisms for settling tanks
• B01D 21/24 Feed or discharge mechanisms for settling tanks
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