Tubing assembly unit for boilers for use in connection with combustion on pressurized fluidizied beds
FIG. 1 is a top view of the tubing assembly unit of the present invention; 
     FIG. 2 is a right side view of the tubing assembly unit of the present invention; 
     FIG. 3 is a left side view of the tubing assembly unit of the present invention; 
     FIG. 4 is a bottom view of the tubing assembly unit of the present invention; 
     FIG. 5 is a front view of the tubing assembly of the present invention; and, 
     FIG. 6 is a rear view of the tubing assembly unit of the present invention.