Results 31 - 40 of 125

• Laboratory Comparison of New High Flow Rate Respirable Size-Selective Sampler
  12/1/2018 - Peer reviewed journal articles
  An article comparing three performance evaluations of the GK4.162 high flow rate respirable size-selective sampler.
• Improving Protection Against Respirable Dust at an Underground Crusher Booth
  11/30/2018 - Peer reviewed journal articles
  An article describing a study at an underground limestone mine crusher booth that evaluated a filtration and pressurization system, two experimental prototype filters, and three cab pressure monitoring devices.
• Field Investigation to Measure Airflow Velocities of a Shuttle Car Using Independent Routes at a Central Appalachian Underground Coal Mine
  11/1/2018 - Peer reviewed journal articles
  An article investigating the potential use of canopy air curtain systems in protecting shuttle car operators from respirable dust.
• Dust Suppression Hopper Reduces Dust Liberation During Bulk Loading: Two Case Studies
  11/1/2018 - Peer reviewed journal articles
  An article describing two evaluations of the Dust Suppression Hopper (DSH) at industrial sand processing plants.
• Influence of Specific Surface Area on Coal Dust Explosibility Using the 20-L Chamber
  8/1/2018 - Peer reviewed journal articles
  A study using 20-L explosion chamber testing to examine the relationship between the explosion inerting effectiveness of rock dusts on coal dusts, as a function of the specific surface area of each component.
• Dust Control by Air-blocking Shelves and Dust Collector-to-Bailing Airflow Ratios for a Surface Mine Drill Shroud
  5/17/2018 - Peer reviewed journal articles
  A study using computational fluid dynamics (CFD) models to examine the effects of air-blocking shelves on airflows and respirable dust distribution associated with medium-sized surface blasthole drill shrouds as part of a dry dust collector system.
• Characterization of Airborne Float Coal Dust Emitted During Continuous Mining, Longwall Mining, and Belt Transport
  9/1/2017 - Peer reviewed journal articles
  An article detailing field characterization studies performed by NIOSH to determine quantitatively the sources, types and amounts of dust produced during various coal mining processes.
• Comparison of Coarse Coal Dust Sampling Techniques in a Laboratory-simulated Longwall Section
  8/1/2017 - Peer reviewed journal articles
  In this study, a personal dust sampler was adapted for area sampling of coarse coal dust in high-velocity ventilation air and then tested alongside other dust samplers.
• Simultaneously Reducing CO2 and Particulate Exposures via Fractional Recirculation of Vehicle Cabin Air
  7/1/2017 - Peer reviewed journal articles
  An article presenting research on fractional recirculation as a simple method to reduce exposures to particulate matter and CO2 in vehicles.
• Respirable Size-Selective Sampler for End-of-Shift Quartz Measurement: Development and Performance
  5/1/2017 - Peer reviewed journal articles
  An article by NIOSH about a study to develop a respirable size-selective sampler for direct-on-filter (DoF) quartz measurement at the end-of-shift (EoS) using a portable Fourier transform infrared (FTIR) spectrometer.