| 摘要 |
he invention relates to a filter meant for retaining waste gases. It is composed of the barrel-shaped metal container (fig.1), the metal or nylon brush rotating into the filter (fig.2), the small-sized communication vessel (fig3) externally connected with the filter and bearing a float (16) supplying water to the filter, the zinc lamina protecting from electrolysis (15), the valve connected to the draining system of the enterprise (14), the motor causing the rotation of the shaft whereto the brush (5) is adapted, the bearings (8,13), and the control cap (20). |
