DIFF Subgroup
E02D 19/14 by freezing the soil (in connection with sinking shafts E21D1/12)
Introduced: September 1968
Title
Titles differ between systems:
IPC: by freezing the soil
CPC: by freezing the soil (in connection with sinking shafts E21D1/12)
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 freezing the soil
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 freezing the soil (in connection with sinking shafts E21D1/12)
No child classifications to compare. This is a leaf node in both IPC and CPC.