Separating solids from solids by subjecting their mixture to gas currents

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

SEPARATING SOLIDS FROM SOLIDS; SORTING

Subclass:

SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL

Child Classifications

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• B07B 4/02 while the mixtures fall
• B07B 4/08 while the mixtures are supported by sieves, screens, or like mechanical elements