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3 results returnedUse of vertical boreholes for assisting ventilation of longwall gob areas
The direct method of determining methane content of coalbeds for ventilation design
Hydraulic stimulation of a surface borehole for gob degasification
Published Year
Subject
- Mine ventilation (3) *
- Methane (2)
- Coal mines and mining--Safety measures (1)
- Coalbed methane--Measurement (1)
- Mine gases (1)
Author
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