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Unitized drilling rigs for development and deep exploratory drilling. Basic parameters
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Solid mineral fuel. Determination of total fluorine 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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Mining equipment. Metal frame yield supports. Ring supports. General specifications
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Petroleum and petroleum products. Determination of the ageing behaviour of inhibited oils and fluids. TOST method. Part 4. Industrial gear oils
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