Underground lighting in hardcoal mining; lighting-technological planning bases; workshops and special premises
€34.30
Underground lighting in hardcoal mining; lighting-technological planning bases; pit-bottom
Air regulating systems in mining; wing air doors for travelling tracks; air doors without pressure reduction.
€48.79
Air regulating systems in mining; wing air doors for haulage tracks; one-wing type doors without pressure reduction.
Underground lighting in hardcoal mining; lighting-technological planning bases for roadway-driving operation
Auxiliary ventilation for mining; flexible plastic air ducts for exhaust and forced ventilation; spiral air ducts
Auxiliary ventilation for mining; flanged sheet metal reducers
Auxiliary ventilation for mining; sheet metal connectors with flange and shoulder
Auxiliary ventilation for mining; sheet metal reducers with flange and shoulder
Lighting for underground mining; concepts
Underground lighting in hardcoal mining; lighting planning principles; general requirements
€41.78
Underground lighting in hardcoal mining; lighting planning principles; coalfaces with shield support
Auxiliary ventilation in mining; flexible plastic air ducts for forced ventilation; flat air ducts
Water tanks for explosion barries
Air regulating systems; air locks; construction and operation
