| 摘要 |
<p>The invention concerns a module (10) for extracting samples, in gas phase, of compounds present in a liquid for underground mining operation, comprising: a container (16) associated with means (28, 29, 32, 33, 34) for stirring the liquid, an intake conduit (9) for the liquid, a discharge conduit (37) for the liquid, an auxiliary gas intake conduit (50, 43), an outlet conduit (11) for auxiliary gas and gases extracted from the liquid. The intake conduit (50, 43) and the discharge conduit (37) include a common section (51), means for preventing the auxiliary gas from passing through being provided on the discharge conduit (37) downstream of said common section (51) in the direction of the liquid passage.</p> |
