Αποτελέσματα αναζήτησης - "Technical progress report (U.S. Department of the Interior."
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1
Continuous randon gas survey of the Twilight Mine /
Έκδοση 1976“…Technical progress report (U.S. Department of the Interior.…”
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2
Continuous gas monitoring using tube bundles at the Joanne mine fire /
Έκδοση 1975“…Technical progress report (U.S. Department of the Interior.…”
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3
The parachute stopping-preliminary experients /
Έκδοση 1975“…Technical progress report (U.S. Department of the interior.…”
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4
Rio Blanco massive hydraulic fracturing demonstration /
Έκδοση 1975“…Technical progress report (U.S. Department of the Interior.…”
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5
Coal-pyrite flotation : a modified technique using concentrated second-stage pulp /
Έκδοση 1975“…Technical progress report (U.S. Department of the Interior.…”
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6
Mass spectometric analysis of product water from coal gasification /
Έκδοση 1974“…Technical progress report (U.S. Department of the Interior.…”
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7
Using handheld infrared imagers to locate miners in smoke-filled mine openings /
Έκδοση 1975“…Technical progress report (U.S. Department of the Interior.…”
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