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Electromagnetic technique for locating boreholes
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CITE Title : Electromagnetic technique for locating boreholes Personal Author(s) : Sacks, H. Kenneth. Corporate Authors(s) : United States. Bureau of Mines. Published Date : 1978 Series : Report of investigations (United States. Bureau of Mines) ; 8302;Report of investigations (United States. Bureau of Mines) ; 8308; URL : https://stacks.cdc.gov/view/cdc/9269 Sacks, H. Kenneth. (1978). Electromagnetic technique for locating boreholes. Sacks, H. Kenneth. "Electromagnetic technique for locating boreholes" (1978) Sacks, H. Kenneth. "Electromagnetic technique for locating boreholes" , 1978 Export RIS Citation Information.
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Personal Author:
Sacks, H. Kenneth.
1978 | Report of investigations (United States. Bureau of Mines) ; 8302
Description:
"The Bureau of Mines has developed hardware for electromagnetic (EM) detection and location of miners trapped in underground coal mines. This report d...
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[PDF - 737.93 KB]
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[PDF - 737.93 KB]

Determination of alpha quartz particle distribution in respirable coal mine dust samples and reference standards
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CITE Title : Determination of alpha quartz particle distribution in respirable coal mine dust samples and reference standards Personal Author(s) : Huggins, Charles W. Corporate Authors(s) : United States. Bureau of Mines. Published Date : 1985 Series : Report of investigations (United States. Bureau of Mines) ; 8975 URL : https://stacks.cdc.gov/view/cdc/10404 Huggins, Charles W. (1985). Determination of alpha quartz particle distribution in respirable coal mine dust samples and reference standards. Huggins, Charles W. "Determination of alpha quartz particle distribution in respirable coal mine dust samples and reference standards" (1985) Huggins, Charles W. "Determination of alpha quartz particle distribution in respirable coal mine dust samples and reference standards" , 1985 Export RIS Citation Information.
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Personal Author:
Huggins, Charles W.
1985 | Report of investigations (United States. Bureau of Mines) ; 8975
Description:
"The objective of this Bureau of Mines research was to compare the size distribution of respirable quartz collected at coal mines with that of several...
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