DIFF Subgroup
E02D 19/20 by displacing the water, e.g. by compressed air
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Keeping dry foundation sites or other areas in the ground > Restraining of underground water > by damming or interrupting the passage of underground water > by displacing the water, e.g. by compressed air
CPC:
Keeping dry foundation sites or other areas in the ground (sheet piles or bulkheads E02D5/02) > Restraining of underground water > by damming or interrupting the passage of underground water > by displacing the water, e.g. by compressed air
No child classifications to compare. This is a leaf node in both IPC and CPC.