IPC Subgroup
E02D 3/115 by freezing
Introduced: January 1980
Last revised: January 2006
Full Title
Improving or preserving soil or rock, e.g. preserving permafrost soil > by thermal, electrical or electrochemical means > by freezing
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING
- Subclass:
- FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES