SEALED AND HEAT-INSULATING TANK EQUIPPED WITH LOADING/UNLOADING TOWER Russian patent published in 2022 - IPC F17C13/00 F17C3/02 

FIELD: storage.

SUBSTANCE: group of inventions relates to a sealed and heat-insulating tank for fluid storage. The tank is fixed in a bearing structure, the tank has a loading/unloading tower suspended to a ceiling wall of the bearing structure. The tank has support (31), which is fixed to the bearing structure in a zone of lower wall (23) of the tank. Support (31) is located so that to direct vertical progressive movement of the loading/unloading tower. The tank has one sump (30), which is formed in lower wall (23) of the tank, the lower wall of the tank contains corrugated sealing membrane (7), which is intended for contact with fluid. Corrugated sealing membrane (7) contains first corrugations (60) extending in the first direction (x) and spaced from each other, where sump (30) and support (31) are spaced so that three first corrugations (60) pass between sump (30) and support (31).

EFFECT: increased mechanical strength relatively to splashing.

19 cl, 13 dwg