| 摘要 |
Protection device for a boiler wall with heat recovery, formed from vertical tubes (1, 2) which are connected by welded joining fins (3, 4, 5) arranged in cavities of refractory bricks (7) and provided with means of attachment of the refractory bricks, and method for its manufacture. The wall comprises windows cut in the fins, the bricks are each provided with at least one attachment stud (8) with an axis forming an angle with the horizontal and such that each brick is held suspended by its weight in the window or windows of the corresponding wall, and the spaces subsisting between the bricks, their attachment studs and the wall are filled with a refractory cement (9). …<IMAGE>… |
