Results 261 - 270 of 618

• Analysis of the Current Rib Support Practices and Techniques in U.S. Coal Mines
  1/1/2016 - Peer reviewed journal articles
  This article by NIOSH analyzes the current practices of rib control in U.S. coal mines. Twenty underground coal mines were studied representing various coal basins, coal seams, geology, loading conditions, and rib control strategies.
• Instituting a Filtration/Pressurization System to Reduce Dust Concentrations in a Control Room at a Mineral Processing Plant
  12/1/2015 - Peer reviewed journal articles
  This study examines the efficiency of a filtration and pressurization system that was installed in a control room at a mineral processing plant to reduce respirable dust concentrations.
• Characterization of Ambient and Extracted PM2.5 Collected on Filters for Toxicology Applications
  10/1/2015 - Peer reviewed journal articles
  An article about a novel method for characterizing the differences, in metallic and organic species, between the ambient samples and the corresponding extracted solutions through characterization of extracted PM2.5 suspended on filters.
• Evaluation of Diffuse Reflection Infrared Spectrometry for End-of-Shift Measurement of α-quartz in Coal Dust Samples
  7/1/2015 - Peer reviewed journal articles
  A report detailing a study investigating the use of diffuse reflection infrared spectronomy to detect end-of-shift airborne quartz exposure.
• CFD Modeling of Methane Distribution at a Continuous Miner Face With Various Curtain Setback Distances
  7/1/2015 - Peer reviewed journal articles
  A report focused on validating a series of computational fluid dynamics (CFD) models using full-scale ventilation gallery data that assessed how curtain setback distance impacted airflow patterns and methane distributions at an empty mining face.
• Particle Size and Surface Area Effects on Explosibility Using a 20-L Chamber
  6/25/2015 - Peer reviewed journal articles
  A paper examining the particle size distributions, specific surface areas (SSA), and the explosion suppression effectiveness of various rock dusts.
• The Effects of Operator Position, Pallet Orientation, and Palletizing Condition on Low Back Loads in Manual Bag Palletizing Operations
  5/1/2015 - Peer reviewed journal articles
  An article describing the biomechanical demands of different work layouts when performing manual palletizing of small bags, and evaluates the biomechanical stresses associated with different stacking techniques.
• Numerical Modeling of Water Spray Suppression of Conveyor Belt Fires in a Large-Scale Tunnel
  5/1/2015 - Peer reviewed journal articles
  A report detailing the reults a computational fluid dynamics (CFD) model that was developed to simulate the interaction between the ventilation airflow, the belt flame spread, and the water spray system in a mine entry.
• Slip Potential for Commonly Used Inclined Grated Metal Walkways
  4/1/2015 - Peer reviewed journal articles
  An article describing a study to determine if there are significant differences in the required friction for different grated metal walkways during walking in diverse conditions.
• Evaluation of Smoke and Gas Sensor Responses for Fires of Common Mine Combustibles
  3/1/2015 - Peer reviewed journal articles
  An article detailing experiments conducted to evaluate the response characteristics of commercially available gas, smoke and flame sensors to fires of common combustible mine materials.