E02D 3/00 Improving or preserving soil or rock, e.g. preserving permafrost soil (securing of slopes or inclines E02D17/20; damming or interrupting passage of underground water E02D19/12; improving soil for agricultural purposes A01; soil stabilisation for road building or like purposes E01C21/00, E01C23/10; setting rock anchoring bolts E21D)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Improving or preserving soil or rock, e.g. preserving permafrost soil
CPC: Improving or preserving soil or rock, e.g. preserving permafrost soil (securing of slopes or inclines E02D17/20; damming or interrupting passage of underground water E02D19/12; improving soil for agricultural purposes A01; soil stabilisation for road building or like purposes E01C21/00, E01C23/10; setting rock anchoring bolts E21D)
Full Title
Full titles differ between systems:
Improving or preserving soil or rock, e.g. preserving permafrost soil
Improving or preserving soil or rock, e.g. preserving permafrost soil (securing of slopes or inclines E02D17/20; damming or interrupting passage of underground water E02D19/12; improving soil for agricultural purposes A01; soil stabilisation for road building or like purposes E01C21/00, E01C23/10; setting rock anchoring bolts E21D)
Of 4 combined children, 3 exist in both systems.
1 codes are CPC-only extensions.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E02D 3/02 Improving by compacting (E02D3/11 takes precedence; compacting soil locally before or while forming foundations E02D27/26, E02D27/28) IPC+CPC Available in IPC and CPC
- E02D 3/11 by thermal, electrical or electro-chemical means (freezing soil for interrupting passage of underground water E02D19/14) since 1980 IPC+CPC Available in IPC and CPC
- E02D 3/12 Consolidating by placing solidifying or pore-filling substances in the soil (making piles E02D5/46; soil-conditioning or soil-stabilising materials C09K17/00; consolidation of ground around boreholes or wells E21B43/025) +2 CPC IPC+CPC Available in IPC and CPC