Flame retention head assembly for fuel burners
Flame retention head assembly for fuel burners
Flame retention head for a fuel burner
Flame stabilizing/no.sub.x reduction device for pulverized...
Flame straightening in a furnace
Flame switching - a method and device therefore and improved...
Flame treatment
Flame tube for a burner for hot gas generation
Flameless cooking appliance
Flare stack combustion apparatus and method
Flash gas venting and flame arresting apparatus
Flash-tube ignition system with means for varying the...
Flashback arrestor for use with head of oxy-fuel torch
Flashback precluding torch
Flashback system
Flat flame burner having a low air to gas ratio
Flat or planar atmospheric gas burner, especially for...
Flexible nozzle mixing burner comprising a swirl chamber
Floating tube torch
Floating wick holder