SHIP FOR RAISING SUNKEN OBJECT Russian patent published in 1994 - IPC

FIELD: shipbuilding. SUBSTANCE: ship has two hulls linked together by means of bridge, ballast compartments, ballast compartment drainage system, cargo rope-and-block system mounted on the bridge and system supplying the filler solidifying in water. Each hull has longitudinal beam which connects the fore and aft extremities detachably linked with the center portion of this hull. Fore and aft extremities of hulls are linked together by means of transverse beams. Center portions of hulls are interconnected by means of transverse horizontal and two vertical walls forming the chamber between these center portions which is open from below and is brought in communication with the filler supply system by means of hoses. Ballast compartments are located in the center portions of the hulls linked with the cargo rope-and-block system. EFFECT: enhanced efficiency. 2 cl, 5 dwg