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Solid biofuels. Fuel specifications and classes. Part 4: Wood chips for non-industrial use
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Active carbon. Method for determination of protective action time by ethyl chloride
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Heading machines having cutter heads mounted on booms. Basic parameters and dimensions. General technical requirements
Document status: Withdrawn
Gas supply system. Main pipeline gas transportation. Mobile compressor unit. Control and testing
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Methods for the petrographic analysis of bituminous coal and anthracite. Part 3. Method of determining maceral group composition
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