TREA

Derricks Masts; Other supports

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Industry

  • CPC
  • E21B15/00
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING

Current Industry

E21B15/00Derricks Masts; Other supports

Sub Industries

E21B15/003adapted to be moved on their substructure E21B15/006Means for anchoring the drilling machine to the ground E21B15/02specially adapted for underwater drilling E21B15/04specially adapted for directional drilling E21B15/045Hydraulic, pneumatic or electric circuits for their positioning
Industries