ONE-DECK FLOATING ROOF OF A LARGE-VOLUME STORAGE TANK, PARTICULARLY OF CRUDE OIL PRODUCTS

摘要

The one-deck floating roof consists of a circumferential collar (1) and a round sheet metal board (2). The circumferential collar (1) is formed of closed and separated chambers. The round sheet metal board cover (3) is fixed on top of the round sheet metal board (2), which has oval protuberances on its upper surface. The interspace (4), created by the oval protuberances between the round sheet metal board (2) and round sheet metal board cover (3), is filled with pressured inert gas, or under pressure air, and is connected to the indicator equipment (5).IMAGE