Structural element for enclosure to surround industrial instrument e.g. cryogenic distillation installation part, has walls placed adjacent to edges, where one wall comprises free edge parallel to edge adjacent to other wall

摘要

The element has walls (1, 2) comprising rectangular principal surfaces comprising specific length and width. The walls comprise a metal framework. The walls are placed adjacent to edges (13, 15). The edges are formed in a direction of the length of the walls, so that a right angle is formed between the walls. One of the walls comprises a free edge (11) parallel to the edge adjacent to the other wall. The walls have same width and length higher than width of the principal surfaces. Independent claims are also included for the following: (1) an enclosure comprising a free board (2) a method for constructing an enclosure.