Browse TRAIL Inventories

The action of acid mine water on the insulation of electric conductors.A preliminary report

Preliminary investigations of storage battery locomotives :specifications laboratory tests permissible schedule

State mining laws on the use of electricity in and about coal mines

Approved Explosion-Proof Coal-Cutting Equipment

The relative safety of brass, copper, and steel gauzes in miners' flame safety-lamps

Operation and maintenance of electrical equipment approved for permissibility by the Bureau of Mines

Why miners' portable electric lamps require safety devices

Permissible explosives, mining equipment, and apparatus, approved prior to March 15, 1922

Flame Safety Lamps

Approval system of the Bureau of Mines, as applied to permissible storage-battery locomotives :(fourth complete investigation under schedule 15)

Approval system of the Bureau of Mines as applied to permissible storage-battery locomotives :third complete investigation under schedule 15

Bureau of mines safety labels

Suggestions for the Design of Electrical Accessories for Permissible Mining Equipment

Suggestions for the Design of Electrical Accessories for Permissible Mining Equipment

Electric Shot-Firing in Mines, Quarries, and Tunnels

Wanted :more detailed reports on electrical accidents

Safeguarding electrical equipment used in gassy mines :European practice

Development and safety of the storage-battery locomotive

Permissible single-shot blasting units

Experiments in Underground Communication Through Earth Strata

List of permissible mining equipment

Electrical motored equipment :approvals and extensions

Electrical accident prevention

Safeguarding electrical equipment used in gassy mines :European practice.

Permissible junction boxes

State regulations governing explosion-proof type electric motors in coal mines

List of permissible mining equipment

Electrical safety inspection :suggestions for mine-safety engineers

Safeguarding electrical equipment used in gassy mines :European practice:

Safeguarding electrical equipment used in gassy mines :European practice:

Safeguarding electrical equipment used in gassy mines :European practice:

Hazards from low or under voltage

State regulations governing the use of trolley wires in mines

Permissible Storage - Battery Locomotives and Power Trucks

Selected list of Bureau of Mines publications covering safety studies and activities of the electrical section

Performance tests for trailing cables

List of permissible mine equipment

How leakage of current from an electric shot-firing circuit causes misfires

List of manufacturers of permissible equipment and explosion-proof accessories, as of January 1, 1930

Teaching safety through the approval plate

Points to be considered in the design of covers for explosion-proof compartments

The grounding of electric systems in and around mines

Specially recommended trailing cable

Permissible Electric Mine Lamps

The overheating of rubber-sheathed trailing cables

List of permissible mine equipment

Suggestions for wiring permissible equipment

Specially recommended trailing cables

List of permissible mine equipment

Permissible Coal-Handling Equipment: Approved from January, 1926, to December, 1930, Inclusive


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