| 摘要 |
<p>The device has a gas processing unit (40) for retaining irritating components in case of presence of sulphurous vapors. The unit (40) comprises a cartridge (42) having materials to entrap volatile components of the sulphurous vapors and screwed on an adapter (44). The cartridge is supported on a guiding unit (22) that evacuates and guides gas evacuated simultaneously during filling of a barrel.</p> |
