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Abnormal pressures in explosion-proof compartments of electrical mining machines

Notes pertaining to safety inspections of permissible electric mine equipment

Data in reference to installation of cables in shafts and boreholes

Guarding trolley wires in mines

Electrical viewpoint in a complete safety survey of a coal mine

The importance of adequate voltage for distribution systems in coal mines

Coal-mine fires of electrical origin :their cause and prevention

Reducing "nipping" hazards when tramming coal-mining machinery

Installation of high-tension power circuits in coal mines

Inspection and testing of mine-type electrical equipment for permissibility

Prevention of fires caused by electric arcs and sparks from trolley wires

Guarding trolley wires in mines

A study to determine factors causing pressure piling in testing explosion-proof enclosures

Inspection and testing of mine-type electrical equipment for permissibility :revision of Information circular 7185


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