TANKER Russian patent published in 2007 - IPC B63B35/00 B63B25/12 B63B3/12 B63B3/44 B63B3/60 

FIELD: shipbuilding; river tankers and tankers of composite navigation for carrying oil and petroleum products.

SUBSTANCE: proposed tanker is double-hulled tanker with tanks and ballast compartments in sides and in bottom and wheelhouse. Part of outer hull connecting the bottom and side is made in form elliptical cylinder provided with bilge keels. Tankers are provided with oil or petroleum product fluctuation dampers made in form of corrugated tight longitudinal and transverse bulkheads with passive fluid fluctuation dampers and deck ceiling with load-bearing frames located on side of tanks. These passive fluctuation dampers are located at normals to bulkhead plane and to longitudinal direction of corrugations. Longitudinal and transverse bulkheads are provided with bypass sluice valves. Wheelhouse extends from side to side. Foremast and mainmast are articulated for change of angle of inclination and are provided with lightning receivers; connecting bridge is provided with lightning rods and are articulated for change of angle of inclination.

EFFECT: enhanced ecological safety; enhanced safety in passing the bridges and electric power lines, locks and narrows, open and enclosed seas; enhanced safety of motion of tanker with empty tanks; enhanced safety for crew.

14 cl, 3 dwg