Patent ID: 7273583
Filing Date: 2007-09-25
Classification: C03B,F23C,F23D,F27B,F27D

Abstract:
1. In an apparatus comprising at least one wall defining a chamber containing a molten material and forming at least one opening below a surface of said molten material providing fluid communication between said molten material and a burner outlet, and a burner operably connected to said at least one wall, the improvement comprising: said burner comprising an inner fluid supply tube having a first fluid inlet end and a first fluid outlet end, an outer fluid supply tube having a second fluid inlet end and a second fluid outlet end coaxially disposed around said inner fluid supply tube and forming an annular space between said inner fluid supply tube and said outer fluid supply tube, said second fluid outlet end extending beyond said first fluid outlet end, a burner nozzle connected to said first fluid outlet end of said inner fluid supply tube having an outside diameter corresponding to an inside diameter of said outer fluid supply tube and forming a centralized opening in fluid communication with said inner fluid supply tube and at least one peripheral longitudinally oriented opening in fluid communication with said annular space, flow control means for controlling a flow of fluid within said inner fluid supply tube, and a cylindrical insert attached to said second fluid outlet end comprising at least one flame stabilizer means for stabilizing a flame produced by said burner.