Results 11 - 12 of 12

• Test Report on the Machine-Mounted Continuous Respirable Dust Monitor
  6/1/2001 - Conference papers
  The machine-mounted continuous respirable dust monitor (MMCRDM) is a fixed-location area sampling device developed for possible use at the working face of an underground coal mine. decades. Recently, an extensive series of laboratory and underground tes...
• Silicone Vapor Poisoning of Catalytic Methane Sensors
  10/1/1978 - Conference papers
  Various silicone materials have been proposed for use in mining environments. The catalytic methane sensors now employed are poisoned by silicone vapors. Activated charcoal and carbon cloth adsorbents will increase the sensor lifetimes in an environment...