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Energy effectiveness. Glandless circulators. Part 2. Calculation of energy effectiveness index (EEI) for standalone circulators
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Polyolefin pipes, fittings and compounds. Method for the assessment of the degree of pigment or carbon black dispersion
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Trunk pipeline transport of oil and oil products. Engineering surveys
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Petroleum and natural gas industry. Offshore oil and gas structures. Fixed concrete structures. General requirements
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