TREA

the tool-carrier being rotated about a transverse axis

Follow

Industry

  • CPC
  • E21D9/1026
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D9/00Tunnels or galleries, with or without linings Methods or apparatus for making thereof Layout of tunnels or galleries

Current Industry

E21D9/1026the tool-carrier being rotated about a transverse axis
Industries