| 摘要 |
<p>A blast nozzle (10), as illustrated in the figure, for directing a stream of abrasive particles (30) against a surface (32) to remove surface contaminants therefrom further includes an externally attached atomized water nozzle (36) which directs a stream of atomized water particles to the surface (32) to suppress dust formation. Blast nozzles (10) of preferred dimensions to improve productivity of blast cleaning with a sodium bicarbonate blast media (30) are also enclosed.</p> |
