Sealing injection apparatus for injecting substances into molten
Self contained double O'ring slip joint and quick disconnect lan
Self shielding lance
Sprinkler burner for introducing particulate material and a gas
Stationary injection block and injection slide plate for use wit
Steel furnace nozzle arrangement
Stirring block with unidirectional grain structure having improv
Supersonic nozzle for submerged tuyere oxygen steelmaking proces