Results 51 - 60 of 200

• Mine Communications Engineering and Compatibility Guidelines
  7/19/2016 - Contracts and cooperative agreements
  A contract to ensure that the limited useful spectrum is used efficiently, health and safety hazards are not introduced, and new systems do not interfere with each other or with older systems already in place.
• Development of an Anti-Caking Rock Dust
  7/18/2016 - Contracts and cooperative agreements
  A contract to develop anti-caking rock dust products.
• Development of a Wireless Test and Measurement Tool for Use in Mines
  7/18/2016 - Contracts and cooperative agreements
  A contract to design, develop, and deliver a test and measurement tool based on a proof-of-concept model for mapping wireless coverage areas in underground coal mines.
• Development of a Method for the Remote Characterization of Underground Mine Ventilation Control by Multiple Tracer Gases
  7/18/2016 - Contracts and cooperative agreements
  A capacity-building contract to develop a method to remotely characterize underground mine ventilation control by multiple tracer gases.
• Design and Demonstration of a Location Tracking System for Underground Coal Mines (Award 1)
  7/18/2016 - Contracts and cooperative agreements
  A contract to develop a miner tracking system based on inertial navigation technology.
• Assessment of Technology for Non-destructive Testing of In-situ Underground Mine Seals
  7/16/2016 - Contracts and cooperative agreements
  A contract to assess four types of existing technology that can be applied to seals in a nondestructive manner under experimental conditions, including radio frequency sensing, ultrasonic sensing, ground penetrating radar, and tracer gas methods.
• Application of Extreme Power Line Communication Methods to Mine Environments
  7/16/2016 - Contracts and cooperative agreements
  A contract to assess the suitability of current power line communication methods (used in nonmining applications) for underground coal mine communication, using mine electrical power distribution conductors as a system backbone.
• Shotcrete Design and Installation Compliance Testing: Early Strength, Load Capacity,Toughness, Adhesion Strength, and Applied Quality
  4/1/2015 - Reports of Investigations
  A report on a research study to document and develop safe practices for the use of shotcrete as ground support in underground mines, particularly in underground metal mines operating in weak host rock.
• Underground Mine Diesel Particulate Monitor Network
  3/31/2015 - Contracts and cooperative agreements
  A contract to develop a monitor that can measure diesel particulate matter (DPM) in real time for at least a month and provide information on the mine-wide DPM concentrations to a central control station located on the surface.
• Radio System Modifications for Improved Mine Safety (Medium Frequency)
  11/19/2014 - Contracts and cooperative agreements
  A contract to increase the performance of medium frequency communications in underground mines.