characterised by point of gas entry or exit or by gas flow path

Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in groups or not specially adapted to apparatus covered by one only of groups > Adding fluid, other than for crushing or disintegrating by fluid energy > Passing gas through crushing or disintegrating zone > characterised by point of gas entry or exit or by gas flow path

Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group ( separating or sorting in general B03, B04, B07) > Adding fluid, other than for crushing or disintegrating by fluid energy ( feeding devices B02C23/02) > Passing gas through crushing or disintegrating zone (, B02C23/38, B02C23/40 take precedence) > characterised by point of gas entry or exit or by gas flow path