FIELD: shipbuilding.
SUBSTANCE: invention relates to shipbuilding and technical equipment for ship lifting operations. Mobile ship-lifting modular system for lifting from large depths includes two crane ships with several boom lifting devices each, connecting beams and automatic gripping device, which is hung on special multi-link slings, consisting of several separate floating links, equipped with floats, providing their vertical ascent. Slings are suspended on crane hook suspensions together with auxiliary intercepting slings, which are connected alternately to links of main slings. Wreck of a ship, including a submarine, is lifted from great depths step-by-step by the length of sling links, which are alternately released by means of intercepting slings.
EFFECT: expansion of operational capabilities of lifting practically from any large depth.
1 cl, 3 dwg
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Authors
Dates
2020-04-08—Published
2019-07-24—Filed