Air Products has played a key role in oxy-fuel for glass melting and continues to make significant contributions to the ongoing optimization of the technology.

1991	Developed and patented the Cleanfire® Gen I oxy-fuel burner for glass melting.
1991	First full oxy-fuel conversion of a large borosilicate furnace.
1993	First full oxy-fuel conversion of a large lead TV glass furnace.
1994	Developed Cleanfire® HR flat flame burner.
1995	First coupled computer model of glass furnace combustion space and glass bath.
1997	Oil version of Cleanfire® HR flat flame burner introduced.
1997	Cleanfire® HR flat flame burner selected as best burner in 3rd party testing of competitive burners.
1997	Converted roll glass furnace to oxy-fuel on the fly.
1997	Hot conversion of funnel glass furnace to Cleanfire® HR burners.
1998	First float glass melter (600TPD) converted to 100% oxy-fuel using Cleanfire® HR flat flame burners.
1999	20th high quality glass tank (mainly float) installs Air Products Oxy-boost technology.
2000	Second float glass melter converted to 100% oxy-fuel using Cleanfire® HR flat flame burners.