161661 ⎘
Subject matter not provided for in other groups of this subclass; Heating elements or systems using burners; Burner fed with preheated gases Oxidant
Radiant tube support system for fired heaters
#2Injector device for blowing oxygen-rich gases on or in, in a metallurgical unit or melting vessel, and electric arc furnace
#3Process and apparatus for uniform combustion within a molten material