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- Mining types and methods:
- Underground mining
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Results 51 - 60 of 200
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7/19/2016 - Contracts and cooperative agreementsA 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.
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7/18/2016 - Contracts and cooperative agreementsA contract to develop anti-caking rock dust products.
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7/18/2016 - Contracts and cooperative agreementsA 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.
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7/18/2016 - Contracts and cooperative agreementsA capacity-building contract to develop a method to remotely characterize underground mine ventilation control by multiple tracer gases.
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7/18/2016 - Contracts and cooperative agreementsA contract to develop a miner tracking system based on inertial navigation technology.
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7/16/2016 - Contracts and cooperative agreementsA 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.
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7/16/2016 - Contracts and cooperative agreementsA 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.
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4/1/2015 - Reports of InvestigationsA 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.
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3/31/2015 - Contracts and cooperative agreementsA 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.
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11/19/2014 - Contracts and cooperative agreementsA contract to increase the performance of medium frequency communications in underground mines.
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Content source: National Institute for Occupational Safety and Health, Mining Program