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PCE
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DIFF Subgroup
G01V 1/116

where pressurised combustion gases escape from the generator in a pulsating manner, e.g. for generating bursts

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Seismology; Seismic or acoustic prospecting or detecting > Generating seismic energy > using explosive charges > where pressurised combustion gases escape from the generator in a pulsating manner, e.g. for generating bursts

CPC:

Seismology; Seismic or acoustic prospecting or detecting > Generating seismic energy > using explosive charges (G01V1/157 takes precedence) > where pressurised combustion gases escape from the generator in a pulsating manner, e.g. for generating bursts

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