Results 51 - 60 of 128

• Trend in Black Lung Cases Concerns NIOSH Researchers
  9/28/2012 - News articles
  Implementation of dust control technology and improved dust monitoring are effective ways for mine operators to reduce exposures to respirable coal dust. OMSHR is working to assist the industry’s efforts to limit miner exposure to dust.
• Coal Mine Explosion Prevention
  9/28/2012 - News articles
  Preventing coal mine explosions requires a suite of control strategies and NIOSH continues to conduct research to develop more effective intervention measures.
• Technology News 550 - A Test Method for Quantifying Unfiltered Air Leakage into Enclosed Cabs
  9/1/2012 - Technology News
  To develop a simple, practical, quantitative, and reliable field test method for measuring air leakage into enclosed cab filtration systems with the goal of making enclosed cabs a healthy and safe work environment.
• Development of a canopy air curtain to reduce roof bolters' dust exposure
  7/1/2012 - Peer reviewed journal articles
  This experimentally designed air curtain, adapted for roof bolting machines used in this study, is based upon previous design prototypes, computational fluid dynamics (CFD) simulations and trial-and-error testing.
• Impact of Air Velocity and Support Advance on Shield-Generated Dust
  4/1/2010 - Peer reviewed journal articles
  This paper investigates the influence of air velocity and shield advance rates on respirable dust levels. Also discussed are engineering controls currently used to reduce shield dust and alternative controls being investigated by NIOSH.
• Improved Drill Shroud Capture of Respirable Dust Utilizing Air Nozzles Underneath the Drill Deck
  1/1/2010 - Peer reviewed journal articles
  This study tests the ability of a new air nozzle system, located under the drill deck shroud, to improve the dust capture of the drill deck shroud.
• Controlling Dust Exposures in Longwall Mining Utilizing A Simple Barrier
  12/1/2009 - Peer reviewed journal articles
  This investigation tested the feasibility of enhancing existing engineering dust controls by mounting a simple barrier on a longwall shearer that separated the operators from the cutting drums.
• An Overview of Fundamental and Emerging Technologies to Monitor and Control Respirable Dust in Underground Coal Mines in the United States
  11/1/2009 - Conference papers
  This paper discusses a limited number of control technologies to reduce or eliminate harmful respirable dust.
• Doing the Math: The Effectiveness of Enclosed-Cab Air-Cleaning Methods Can Be Spelled Out in Mathematical Equations
  10/1/2009 - Peer reviewed journal articles
  NIOSH recently performed a laboratory study to evaluate which factors on an enclosed-cab filtration system are most significant.
• Clearing the Air
  5/1/2009 - Peer reviewed journal articles
  NIOSH research on reducing heavy equipment operator exposure to dust is detailed in this report.