| 摘要 |
The invention relates to a gas burner, especially for glass melting furnaces, with a mixing pipe with a perforated mixing member for mixing burnable gas with air drawn in by the gas flow. …<??>The new gas burner is characterised in that the perforated mixing member (2) is arranged on the end of an air suction pipe (5), which is movable in the direction of its longitudinal axis, and there is between the perforated mixing member (2) and the inner surface (11) of the mixing pipe (3) a sealing sleeve (10) which allows a movement of the perforated mixing member (2) in the direction of the longitudinal axis. …<IMAGE>… |
