| 摘要 |
<p>A tuyere for torch guniting of a metallurgical plant lined with a refractory material comprises a cooled casing inside which pipelines (3, 4) for supplying oxygen and the gunite mass into the cavity of the plant. The tuyere further comprises at least one slot-shaped nozzle (5) intended for supplying the gunite mass to the lining area to be restored, connected to the pipeline (4) for supplying the gunite mass and located on the side wall of the tuyere, near its end-face, parallel to the axes of the pipelines (1, 2, 3, 4). The tuyere is also provided with nozzles (6) for supplying the oxygen to the lining area to be restored which are connected to the pipeline (3) for supplying the oxygen and are spaced evenly along the longer sides of each slot-shaped nozzle (5) for supplying the gunite mass.</p> |
