Results 171 - 180 of 196

• Supplementary Technologies for Advanced Mine Communication Networks
  9/25/2014 - Contracts and cooperative agreements
  A contract to develop a Universal Signal Evaluation Package for 75- and 150-MHz bands, adapt a passive magnetic amplifier for 900-MHz, and investigate energy harvesting technologies.
• Wireless Through-The-Earth Modeling and Support
  8/15/2014 - Contracts and cooperative agreements
  A contract to determine the factors that most affect signal transmission and reception for through-the-earth communication systems.
• Rapid Response Rescue Drilling System Development for Mine Rescue Application
  8/15/2014 - Contracts and cooperative agreements
  A contract to identify equipment needs, available contractors, and the development and demonstration process for a rapid response drilling system for mine rescue operations.
• Refuge Chamber Deployment and Occupancy Status During Mine Emergency Situations
  8/14/2014 - Contracts and cooperative agreements
  A contract to incorporate a wireless base station into the MagneLink Magnetic Communication System (MCS) and to develop a mechanism that automatically activates a portable wireless text messaging device when a refuge chamber is opened or deployed.
• Safety, Health, and Ventilation Cost Benefit Optimization with Simulation and Control
  8/4/2014 - Contracts and cooperative agreements
  A capacity-building contract to improve ventilation tasks in deep and hot underground mines to decrease injury risks; improve working conditions; meet occupational, environmental, and health standards; and reduce costs to stay competitive.
• Strengthening an Existing 20-PSI Mine Seal with PPG's Polyurea Coated Retrofit
  7/22/2014 - Contracts and cooperative agreements
  A contract to develop a spray-applied polyurea coating system that would upgrade existing 20-psi approved mine seals to withstand blast pressures greater than 60 psi.
• Snake Robot for Mine Rescue
  7/18/2014 - Contracts and cooperative agreements
  A contract to leverage the on-going development of the new generation Tandem Track (TT) snake robot, by modifying this new system in a way that makes it suitable for operations in underground mines.
• Weak Rock Mass in Nevada Gold Mines: Behavior, Support Design, and Performance
  7/17/2014 - Contracts and cooperative agreements
  A capacity-building contract to address ground control design issues in weak rock masses in Nevada.
• Ventilation of Deep Open Pit Mines with Special Reference to Air Inversion in Arctic or Subarctic Regions
  7/17/2014 - Contracts and cooperative agreements
  A capacity-building contract to evaluate and enhance the atmospheric health and safety conditions in open pit mines, with special reference to air inversion in arctic or subarctic regions.
• Performance-Based Fire Safety Designs for Self-Escape in Underground Mines
  7/17/2014 - Contracts and cooperative agreements
  A capacity-building contract to minimize mine fires through further study of mine fire occurrence and behavior, devise firefighting methods, and train graduate students in mine engineering and fire engineering.