Russian standards PDF

Solid mineral fuel. Method for determinations of cadmium content

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Solid mineral fuel. Methods for determination of chemical composition of ash

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Mining equipment. Multipurpose safety systems for coal mines. Autonomous means of monitoring and recording the parameters of the mine atmosphere

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Information protection. Information security monitoring. General provisions

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Safety devices for protection against excessive pressure. Part 7. Common data

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Safety devices for protection against excessive pressure. Part 6. Application, selection and installation of bursting disc safety devices

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