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公开(公告)号:US08567218B2
公开(公告)日:2013-10-29
申请号:US10538897
申请日:2002-12-20
IPC分类号: C03B37/018
CPC分类号: C03B19/1423 , C03B37/0142 , C03B2207/04 , C03B2207/06 , C03B2207/12 , C03B2207/14 , C03B2207/16 , C03B2207/20 , C03B2207/32 , C03B2207/34 , C03B2207/36 , C03B2207/42 , F23D91/02 , F23D2900/21005 , Y02P40/57
摘要: A burner for a vapour deposition process has a central nozzle for ejecting a glass precursor material, at least a crown of nozzles surrounding said central nozzle for ejecting a flame reactant, and a circular nozzle between said central nozzle and said crown of nozzles for ejecting an innershield gas, wherein the central nozzle has a concave shape in a cross section in the axial plane and, preferably, a symmetry about an axial plane.
摘要翻译: 用于气相沉积工艺的燃烧器具有用于喷射玻璃前体材料的中心喷嘴,围绕所述中心喷嘴的喷嘴的至少冠部,用于喷射火焰反应物,以及在所述中心喷嘴和所述喷嘴冠之间的圆形喷嘴,用于喷射 内部保护气体,其中中心喷嘴在轴向平面中的横截面中具有凹形形状,并且优选地围绕轴向平面具有对称性。