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DIFF Subgroup
E21F 5/12

Composition of rock dust

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Means or methods for preventing, binding, depositing or removing dust; Preventing explosions or fires > Rock dusting; Depositing other protective substances > Composition of rock dust

CPC:

Means or methods for preventing, binding, depositing, or removing dust ; Preventing explosions or fires (dams E21F17/103; applying liquids or other fluent materials to surfaces in general B05) > Rock dusting of mines; Depositing other protective substances > Composition of rock dust

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