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3 results returnedHydraulic stimulation of a surface borehole for gob degasification
Three coal mine gob degasification studies using surface boreholes and a bleeder system
Control of methane by ventilation of shafts during raise drilling
Published Year
Subject
- Coal mines and mining--Safety measures (3) *
- Mine ventilation (3)
- Methane (2)
- Mine gases (2)
- Raise drilling--Safety measures (1)
Author
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