FIELD: oil producing and refining industries.
SUBSTANCE: invention is designed for use in reservoirs to prevent losses of oil products. Proposed reservoir has barrel, bottom, stationary roof pontoon including center and peripheral floats made of welded shells with blanked end faces uniformly spaced over pontoon area and connected to each other, load-bearing beams and peripheral stiffening ring of special sections, flooring hermetically overlapping surface of oil product, with out contact with oil product, made up of parallel straps arranged along load-bearing beams and placed with overlapping of longitudinal edges and clamped by flanges of pressure beams to upper flanges of load-bearing beams, mechanical sealing gate installed on peripheral stiffening ring and support posts.
EFFECT: improved efficiency and operation reliability of reservoir and increased service life of reservoir pontoon.
12 dwg
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