| 摘要 |
<p>The invention relates to a sealing wall structure comprising at least a first sealing plate (10) which is corrugated with at least one corrugation series (5) and a second corrugation series (6) of secant directions, said corrugations protruding towards the internal face of a tank. The claimed structure contains at least one stiffening rib (11) placed on at least one corrugation of one series, within the portion thereof positioned between two successive crossings (8) with the corrugations of another series, each rib (11) being absolutely convex and placed locally on at least one side face (6b) of the corrugation bearing said rib. The invention also relates to a heat-insulated sealed tank embedded in a bearing structure, especially a ship structure, having the primary sealing barrier made of a wall structure, according to the first subject-matter of the invention.</p> |
