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B01B
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BOILING; BOILING APPARATUS
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B01D
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SEPARATION (separating solids from solids by wet methods B03B, B03D, by pneumatic jigs or tables B03B, by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges B04B; vortex apparatus B04C; presses per se for squeezing-out liquid from liquid-containing material B30B 9/02)[5]
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B01F
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MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING (mixing paints B44D 3/06)
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B01J
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CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS[2]
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B01L
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CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
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