{HEAD ~ The novel lance} of the present invention may be used with {TAIL ~ a conventional axisymmetric burner} or with a nonaxisymmetric burner preferably having a shape similar to the shape of the lance to thereby generate a curved or flat flame which is more readily adapted to effect uniform heat transfer 
used with
{ HEAD ~ The novel lance } of the present invention may be used with { TAIL ~ a conventional axisymmetric burner } or with a nonaxisymmetric burner preferably having a shape similar to the shape of the lance to thereby generate a curved or flat flame which is more readily adapted to effect uniform heat transfer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH