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Joints of tubes with tube-plates and collectors of heat exchangers. Requirements to the typical technology for making tube to tube-plate joints by means of explosion energy of explosives
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Reagents. Methods for the determination of colourity liquid chemicals reagents and solutions of reagents
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Petroleum products and bituminous materials. Determination of water by distillation method
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Petroleum products. Determination of carbon residue by Conradson
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Iron ores, agglomerates and pellets. Method for determination of gas permeability and layer shrinkage during reduction
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