1984
          Creation of American Combustion International
        
        
           
          ACI invents the Pyretron™ Burner (mixed Air-Oxygen burner) for EAF
        
        
          1985
          ACI starts offering Pyretron™ for Laddle Heater applications
        
        
          1987
          ACI starts offering Pyretron™ to non-ferous metal industry
        
        
          1990
          ACI develops Pyretron™ usage for incineration applications
        
        
          1994
          ACI introduces the PyrOx™ Burner (supersonic O2 with flame shrouding)
        
        
          1995
          ACI introduces the PyroLance for EAF
        
        
           
          ACI introduces the carbon injection burner lance
        
        
          1998
          ACI introduces the Pyrejet™ burner
        
        
          1999
          ACI signs Marketing & Development Agreement with Air Liquide
        
        
          2001
          American Air Liquide acquires the intellectual property from American Combustion International., enhancing both companies’ metallurgical know-how and technological portfolio.
        
        
           
          Creation of ACI, division of Air Liquide America L.P.
        
        
          2002
          ACI starts offering ALARC™-PC post-combustion technology
        
        
           
          ACI introduces the DRAGON™ panel (hosts the Pyrejet + Post Combustion + Carbon injection)
        
        
          2003
          ACI starts offering the ALARC™-JET supersonic O2 technology
        
        
           
          ACI and AL are developing new fume analysis and process modeling.
        
        
          2004
          ACI introduces the DRAGON™ XL and the FIN Panel (whose exposed surfaces inside the furnace are not water cooled)e
        
        
          2005
          Creation of Air Liquide Advanced Technologies US (ALATUS), a Delaware limited liability company, fully owned subsidiary of Air Liquide
        
        
          2006
          ACI becomes a division of ALATUS LLC
        
        
           
          ACI introduced the Basilisk B-1000 and B-400 water-cooled panels (for PyreJet, ALARC JET and Carbon Injection) 
        
        
          2011
          ACI introduced the SUMP water-cooled panel (for PyreJet and ALARC JET) 
        
           
          2013
          ACI introduced the Basilisk B-1000-DWC water-cooled panel that significantly improved the burner and panel lives 
        
        
          2016
          ACI was purchased by ACI Holding LLC and started doing business as American Combustion International
        
        
          2017
          ACI started offering Lime Injection and Supersonic Carbon Injection technologies
        
        
          2024
          ACI acquired Erie Copper Works to add to its US manufacturing capabilities
        
        
          2025
          ACI started offering Pyretek AI enabled burner technology