Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
E21B 25/14

mounted on pivot transverse to core axis

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors > Formed core retaining or severing means > mounted on pivot transverse to core axis

CPC:

Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors (core bits E21B10/02) > Formed core retaining or severing means (E21B25/06, E21B25/08 take precedence) > mounted on pivot transverse to core axis

No child classifications to compare. This is a leaf node in both IPC and CPC.