Water-cooled suspension of steam producers

Claim 1

IN A BOILER ASSEMBLY, A STEAM PRODUCING BOILER INCLUDING VERTICAL WALLS ENCLOSING A FIRE BOX, STEAM PRODUCING PIPES SUBSTANTIALLY LINING THE VERTICAL WALLS OF SAID FIRE BOX, STATIONARY SUPPORTING MEANS ABOVE SAID BOILER, A PLURALITY OF SUSPENSION TUBES SUSPENDED FROM SAID SUPPORTING MEANS AND EXTENDING VERTICALLY BETWEEN SAID WALLS AND SAID STEAM PRODUCING PIPES AND HAVING SUPPORTING MEANS TO SUPPORT SAID WALLS AND PIPES ON SAID SUSPENSION TUBES, SAID VERTICAL WALLS HAVING RECESSES IN THEIR INNER SURFACES RECEIVING SAID SUSPENSION TUBES SO THAT SAID PIPES AND SAID WALLS SUBSTANTIALLY SHIELD SAID SUSPENSION TUBES FROM HEAT RADIATION WITHIN THE FIRE BOX, AND CONNECTION MEANS PROVIDING PASSAGE OF FLUID THROUGH SAID SUSPENSION TUBES SO THAT SAID TUBES MAY BE MAINTAINED AT A TEMPERATURE SUBSTANTIALLY BELOW THAT OF SAID STEAM PRODUCING PIPES AND SAID PIPES ARE EXPOSED TO HIGHER TEMPERATURES OF SAID FIRE BOX RADIATION TO RAISE FLUID THEREIN TO STEAM PRODUCING TEMPERATURE.