作者: Christophe c o Burner Systems Int. Trochou
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摘要: The invention concerns a gas burner (1) with multiple concentric flame rings, comprising: central (2) ring of orifices (5), an axial injector (6) and convergent-divergent means (7) forming venturi; annular outer (3) coaxially surrounding the provided at least one (9), injecting (10) (12) venturis; include several radial injectors (11) around (6); conduits (13) tubular venturis coaxial respectively to emerging in burner.