CPC Subgroup Additional Only
F16L 2101/10 Treating the inside of pipes
Full Title
Uses or applications of pigs or moles > Treating the inside of pipes
3 direct subcodes
Child Classifications
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- F16L 2101/12 Cleaning
- F16L 2101/16 Coating by application of fluent materials, e.g. painting
- F16L 2101/18 Lining other than coating