Chang Xing, Hao Songkai. THE APPLICATION OF MS-Φ215 WIRE LINE CORE DRILLING OUTFITS TO THE DRILLING OF COALBED METHANE BOREHOLES[J]. COAL GEOLOGY & EXPLORATION, 1996, 24(5): 61-62.
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Citation:
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Chang Xing, Hao Songkai. THE APPLICATION OF MS-Φ215 WIRE LINE CORE DRILLING OUTFITS TO THE DRILLING OF COALBED METHANE BOREHOLES[J]. COAL GEOLOGY & EXPLORATION, 1996, 24(5): 61-62.
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Chang Xing, Hao Songkai. THE APPLICATION OF MS-Φ215 WIRE LINE CORE DRILLING OUTFITS TO THE DRILLING OF COALBED METHANE BOREHOLES[J]. COAL GEOLOGY & EXPLORATION, 1996, 24(5): 61-62.
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Citation:
|
Chang Xing, Hao Songkai. THE APPLICATION OF MS-Φ215 WIRE LINE CORE DRILLING OUTFITS TO THE DRILLING OF COALBED METHANE BOREHOLES[J]. COAL GEOLOGY & EXPLORATION, 1996, 24(5): 61-62.
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