Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like

Introduced: September 1968

Last revised: January 2006

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

GRATING(S) for separating or sortingGRIZZLIESRIDDLESSCREEN(S) for sifting or sorting

10 direct subcodes

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B07B 1/02 Hand screens
B07B 1/04 Stationary flat screens
B07B 1/06 Cone or disc shaped screens
B07B 1/08 Screens rotating within their own plane
B07B 1/1 Screens in the form of endless moving bands
B07B 1/12 Apparatus having only parallel elements
B07B 1/18 Drum screens
B07B 1/28 Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting, or wobbling screens
B07B 1/42 Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
B07B 1/46 Constructional details of screens in general; Cleaning or heating of screens