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Interim performance specifications for transducer modules used with the Bureau of Mines intrinsically safe mine monitoring system :carbon monoxide, methane, and air velocity

Characteristics of the OTOX model CTL oxygen sensor

A dynamic gas-mixing system

True flammable gas detecting system

Suggested minimum performance specifications for underground coal mine environmental monitoring systems

A personal miner's carbon monoxide alarm

Hybrid fiber-optic-electrochemical carbon monoxide monitor

Remote fiber-optic methane monitor


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