CPC Subgroup
C04B 18/24 Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper
Full Title
Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone (use of waste materials for the manufacture of cement C04B7/24); Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone > Waste materials; Refuse > organic (C04B18/10 takes precedence) > Vegetable refuse, e.g. rice husks, maize-ear refuse; Cellulosic materials, e.g. paper
6 direct subcodes
Child Classifications
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- C04B 18/26 Wood, e.g. sawdust, wood shavings
- C04B 18/28 Mineralising; Compositions therefor