SEALED AND HEAT-INSULATED TANK Russian patent published in 2024 - IPC F17C3/02 F17C3/04 F17C13/00 B63B25/10 

FIELD: gas industry.

SUBSTANCE: group of inventions relates to a sealed and heat-insulating tank for storage of liquefied gas. The tank contains the first tank wall and the second tank wall, each of the first tank wall and the second tank wall is supported by a supporting structure and contains auxiliary thermal insulating barrier (2), auxiliary sealing membrane (3), main thermal insulating barrier (4), and main sealing membrane (5). The tank contains two corner structures (1), located in the corner area and separated from each other by interpanel gap (8), each corner structure (1) contains auxiliary corner unit (6), and each corner structure (1) has a plurality of main corner units (12) attached to the said auxiliary corner unit (6). The reservoir contains main corner connecting unit (13) attached to two auxiliary corner units (6) of two corner structures (1). In this case, corner unit (13) contains one connecting main insulating block (15), which contains unloading slot (28).

EFFECT: improved tank strength.

22 cl, 9 dwg