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PCE
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DIFF Subgroup
E21C 45/04

by use of highly pressurised liquid

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Methods of hydraulic mining; Hydraulic monitors > Means for generating pulsating fluid jets > by use of highly pressurised liquid

CPC:

Methods of hydraulic mining; Hydraulic monitors (E21C25/60 takes precedence) > Means for generating pulsating fluid jets > by use of highly pressurised liquid

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