| 摘要 |
Apparatus for powder spraying operated with a flame jet having a spray head for feeding the powder carried by a gas into a combustion space, a pipe for supplying a combustible gas to the spray head, a spray head body having rows of bores formed therein for emitting and guiding the combustible gas to the combustion space for forming a flame jet mixture with the powder, a plurality of sideplates and endplates extending over the spray head body on the side facing the combustion space, the combustion space includes teeth of comb-type extensions confining the combustion space, the teeth being fixed in a heat conducting manner to a side member lying perpendicularly to a surface of the spray head.
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