TREA

characterised by constructional features of the bolts

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Industry

  • CPC
  • E21D21/0026
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D21/00Anchoring-bolts for roof, floor in galleries or longwall working , or shaft-lining protection

Current Industry

E21D21/0026characterised by constructional features of the bolts
Industries