IPC Subgroup
B07B 1/14 Roller screens
Introduced: September 1968
Last revised: January 2006
Full Title
Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like > Apparatus having only parallel elements > Roller screens
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
1 direct subcode
Child Classifications
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- B07B 1/15 using corrugated, grooved or ribbed rollers