B08B 9/035 by suction
Introduced: January 2000
Full Title
Full titles differ between systems:
Cleaning hollow articles by methods or apparatus specially adapted thereto > Cleaning pipes or tubes or systems of pipes or tubes > Cleaning the internal surfaces; Removal of blockages > by the mechanical action of a moving fluid, e.g. by flushing > by suction
Cleaning hollow articles by methods or apparatus specially adapted thereto > Cleaning pipes or tubes or systems of pipes or tubes (apparatus for cleaning metal pipes by chemical methods C23G3/04) > Cleaning the internal surfaces; Removal of blockages > by the mechanical action of a moving fluid, e.g. by flushing (B08B9/04 takes precedence ) > by suction
No child classifications to compare. This is a leaf node in both IPC and CPC.