| More topics under "B03 - Separation of solid materials using liquids or using pneumatic tables or jigs; Magnetic or electrostatic separation of solid materials from solid materials or fluids; Separation by high-voltage electric fields" (55,380) |
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| B03B - Separating solid materials using liquids or using pneumatic tables or jigs (18,273) |
| B03C - Magnetic or electrostatic separation of solid materials from solid materials or fluids; Separation by high-voltage electric fields (26,792) |
| B03D - Flotation; Differential sedimentation (10,315) |