STORAGE FOR LIQUEFIED GASES Russian patent published in 1997 - IPC

FIELD: storages for liquefied gases. SUBSTANCE: storage contains heat-insulated reservoir partially filled with liquefied gas with vapor above it; hollow torus is arranged inside this reservoir. Upper portion of torus is located inside vapor pocket and lower portion is located at the bottom. Piston provided with spring-loaded valves is located in center portion of torus. By means of rod piston is articulated with arm of rocker mounted rotatably on fixed support secured on inner surfaces of reservoir. Second arm of rocker is pressed against outer surface of member made from metal possessing form memory and rigidly secured on inner surface of reservoir. Hollow member houses electrical heater. Upper portion of torus is provided with fins made from heat-conducting material. EFFECT: enhanced reliability. 4 cl, 2 dwg