CPC Subgroup Additional Only
B08B 2209/02 Details of apparatuses or methods for cleaning pipes or tubes
Full Title
Details of machines or methods for cleaning hollow articles > Details of apparatuses or methods for cleaning pipes or tubes
3 direct subcodes
Child Classifications
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- B08B 2209/022 making use of the reversal flow of the cleaning liquid
- B08B 2209/024 by creating a shock wave in the cleaning liquid
- B08B 2209/027 for cleaning the internal surfaces