TREA

by making use of hydraulic or pneumatic pressure in a borehole

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Industry

  • CPC
  • E21C37/06
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21CMINING OR QUARRYING E21C37/00Other methods or devices for dislodging with or without loading

Current Industry

E21C37/06by making use of hydraulic or pneumatic pressure in a borehole
Industries