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US 4,671,765 AGranted
Burner design for melting glass batch and the like
AssigneePPG Industries, Inc.
InventorYih-Wan Tsai
Life of this patent
Estimating the term…
Abstract
A multi-outlet burner for heating material. Nozzles are positioned along a longitudinally extending portion of the burner that generally parallels the material surface. Combustion gas and fuel are combined at each nozzle to produce a plurality of flames that are directed in a sweeping direction over the surface.
Claims20
A multi-flame combustion gas/fuel burner for heating a material surface comprising:
- an elongated outer casing extending along said material surface;
- an fuel conduit extending within said casing;
- a combustion gas conduit extending within said casing;
- a plurality of nozzle means longitudinally spaced positions along said casing to combine fuel and gas from said fuel and gas conduits, wherein flames resulting from combining said fuel and gas sweep over said material surface;
- and
- means to flow cooling fluid through said casing to control the temperature of said burner.
3 more elements
A method of heating a material surface comprising:
- providing a burner having an elongated casing extending along said material surface, and a fuel conduit and combustion gas conduit extending within said casing;
- combining fuel and gas at a plurality of longitudinally spaced nozzle positions along said casing;
- directing flames resulting from combining said gas and fuel to sweep over and heat said material surface;
- and
- circulating coolant through said casing to control the temperature of said burner.
2 more elements
Dependencies are inferred from the claim text.