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Soil, coal and ash radioactivity around Baganuur…

Abstract: For the determination of level of radioactive background and specific radioactivity concentrations of 238U, 232Th, 40K in soil, coal and ash samples from Baganuur district of Ulaanbaatar city in Mongolia, was used HP-Ge gamma-spectrometer. Results of measurements of natural and man-made radioactive...

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Reducing Hazards in Underground Coal Mines Through the… pdf

River channels. 4. Coal mines and mining-Pennsylvania-Indiana. County-Safety measures. 5. Coal mines and mining-Pennsy lvania-Armstrong County -Sa€ety measures. I. Title. 11. ... Patterns of coal distribution. Upper Freeport Coalbed . ... Typical gamma-ray log response for various lithologies and corresponding facies .

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Coal mining - Wikipedia

Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production. In the United Kingdom and South Africa a coal...

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Measurement of Natural Radioactivity in Coal, Soil and… pdf

4 Mar 2013 ... Abstract The activity concentrations of naturally occurring radionuclides Ra-226, Th-232 and K-40, were measured by using a gamma ray spectrometry for coal, soil and water samples collected from the Barapukuria coal mine in Dinajpur district of Bangladesh. The average activity concentrations of Ra-226,...

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Specialist coal monitoring equipment for mines,…

Bretby Gammatech Ltd. is a pioneer of natural gamma radiation for the monitoring of the ash content of coal. Our customers include all the major coal producing markets across the world, including China, US, India, EU, Indonesia, Colombia, Mongolia, Russia, Africa and Kazakhstan, where we supply our innovative ash...

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System of Radiation Hazard Monitoring and Control in the… pdf

Coal industry, irradiation, radiological protection, radon, gamma-radiation, radium, preventive measures ... coal mines of Poland are the short-lived radon progeny, radium-bearing mine waters, and deposits with ..... on distribution of radium in the natural environment," in: Proceedings of the 4th Working Meeting on Isotopes.

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Pennsylvania Annual Report of Mines by Year: 1870-1979 |…

(1871) Report of the Inspectors of Coal Mines of the Anthracite Coal Regions of Pennsylvania, [Anthracite] Statistics of deaths, Sub-district casualties of 1871 & 1870 (p. ...... 67); Report on dam between Cranberry and Harwood collieries with Map of Parlor vein workings, Map of Wharton vein workings, Map of Gamma vein...

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Occupational radiation risk caused by NORM in coal mining… pdf

precipitated out from such waters with enhanced radium content may cause the increase of external gamma ... of natural radiation in Polish coal mines are short-lived radon progeny, radium isotopes in underground waters .... activity on distribution of radium in the natural environment, 4th Working Meeting Isotopes in.

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ENVIRONMENTAL RADIOACTIVITY AROUND THE FORMER ... pdf

ABSTRACT. Radioactivity in the environment arising from the high uranium content of brown coal from the former coal mine in Kočevje was investigated. Enhanced levels of gamma dose-rate and radionuclide content were found on the tailings and in deposited coal, respectively. Outdoor radon concentrations were found to...

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