Patent ID: 7337655
Filing Date: 2008-03-04
Classification: F23M,F28F,G01N

Abstract:
1. A studded wall for use in a boiler or furnace comprising: a plurality of substantially parallel tubes, each pair of adjacent tubes connected together to form a wall having a base and a top; a set of first studs attached to at least one tube and covering a first region located between the base and the top of the wall such that any pair of adjacent first studs is a first selected distance apart; and a set of second studs attached to the at least one tube and covering a second region located between the base and the top of the wall such that any pair of adjacent second studs is a second selected distance from one another; wherein the first region and second region are configured and positioned to define a line between the regions, the line having a width different from the first selected distance and the second selected distance and there being no studs on the line; and wherein the width of the line is greater than the first selected distance and greater than the second selected distance.