42 CFR 84.94 - Gas flow test; closed-circuit apparatus.

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§ 84.94 Gas flow test; closed-circuit apparatus.

(a) Where oxygen is supplied by a constant-flow device only, the rate of flow shall be at least 3 liters per minute for the entire rated service time of the apparatus.

(b) Where constant flow is used in conjunction with demand flow, the constant flow shall be greater than 1.5 liters per minute for the entire rated service time.

(c) All demand-flow devices shall provide at least 30 liters of oxygen per minute when in the fully open position.

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United States Code
U.S. Code: Title 29 - LABOR
U.S. Code: Title 30 - MINERAL LANDS AND MINING