Back to results
US 4,747,772 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.
Claims16
A burner comprising:
- a fuel conduit positioned along a first longitudinally extending axis, said fuel conduit having a plurality of first openings spaced along said fuel conduit;
- a combustion gas conduit positioned along a second longitudinally extending axis generally paralleling said first axis wherein each of said conduits are mutually exterior to the other of said conduits, said second conduit having a plurality of second openings spaced along said combustion gas conduit such that each of said second openings is paired with a corresponding first oepning;
- and
- means forming mixing chambers spaced along said conduits at each of said pairs of openings to combine said fuel and gas.
1 more element
The burner as in calim 1 wherein the size and/or shape of said first and second openings vary.
A burner comprising;
- at least one fuel conduit positioned along a first longitudinally extending axis, said fuel conduit having a plurality of first openings spaced along said fuel conduit;
- at least one gas conduit positioned along a second longitudinally extending axis generally paralleling said first conduit wherein the total number of fuel and combustion gas conduits is at least three and each of said conduits are mutually exterior to each of said other conduits, said combustion gas conduit having a plurality of second oepnings spaced along said combustion gas conduit such that each of second openings is paired with a corresponding first opening;
- and
- means forming mixing chambers spaced along said conduits at each of said pairs of first and second openings to combine said fuel and gas.
1 more element
Dependencies are inferred from the claim text.