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Chromium ores and concentrates. Methods for determination of calcium oxide and magnesium oxide
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Gush and injection well equipment. Typical schemes, basis parameter and technical construct requirement
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Solid mineral fuel. Determination of total chlorine by combustion in calorimeter bomb with subsequent determination in solution by means of ion selective electrode
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Solid mineral fuel. Determination of total sulfur. Eschka method
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Supple mining main vents shaped components for them. General technical requirements and test methods
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