Oxygen intake coupling.

  1. Law
  2. CFR 30
  3. Mineral Resources
  4. Mine Safety and Health Administration, Department of Labor
  5. Metal and Nonmetal Mine Safety and Health
  6. Safety and Health Standards - Surface Metal and Nonmetal Mines
  7. Drilling and Rotary Jet Piercing
  8. Rotary Jet Piercing
  9. Oxygen intake coupling.

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§ 56.7806 Oxygen intake coupling.

The oxygen intake coupling on jet-piercing drills shall be constructed so that only the oxygen hose can be coupled to it.


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