Patent classifications
E
FIXED CONSTRUCTIONS
Load children
E02
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
Load children
E02D
FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
Load children
3/00
Improving or preserving soil or rock, e.g. preserving permafrost soil
Load children Filter patents View analytics View as hierarchy
E02D3/005
Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
Filter patents View analytics View as hierarchy