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Method of pipeline transporting viscous oils and oil products
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Method of controlling feed and discharge of oil or oil products into and from tank system
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Pipeline movable support
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Elevated-pipeline support
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Foam fire-fighting plant for tank with fuel products
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Pipeline weightener
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Apparatus for extinguishing fire in reservoir
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Device for fire extinguishing in reservoir
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Liquid flow speed suppressor
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Rectilinear self-compensating pipeline with swinging supports
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Arrangement for accumulating cold and freezing soil
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Heat-exchange apparatus
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Cold accumulating and ground freezing plant
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