TREA

SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS

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Industry

  • CPC
  • E21F

Parent Industries

EFIXED CONSTRUCTIONS E21Mining

Current Industry

E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS

Sub Industries

E21F1/00Ventilation of mines or tunnels Distribution of ventilating currents E21F11/00Rescue devices or other safety devices E21F13/00Transport specially adapted to underground conditions E21F15/00Methods or devices for placing filling-up materials in underground workings E21F16/00Drainage E21F17/00Methods or devices for use in mines or tunnels, not covered elsewhere E21F3/00Cooling or drying of air E21F5/00Means or methods for preventing, binding, depositing, or removing dust Preventing explosions or fires E21F7/00Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose E21F9/00Devices preventing sparking of machines or apparatus
Industries