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PCE
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DIFF Subgroup
B08B 9/032

by the mechanical action of a moving fluid, e.g. by flushing (B08B9/04 takes precedence )

Introduced: January 2000

Title

Titles differ between systems:

IPC: by the mechanical action of a moving fluid, e.g. by flushing

CPC: by the mechanical action of a moving fluid, e.g. by flushing (B08B9/04 takes precedence )

Full Title

Full titles differ between systems:

IPC:

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

CPC:

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 )

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2000.

Child Classifications

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