| 摘要 |
<p>a) Method to take samples from and/or to introduce additives to the contents of a treatment tank (1) equipped with pressurising members (B) and an orifice (6). b) Method characterised in that between the treatment tank (1) and the atmosphere (P) a protective enclosure (7) is incorporated, fitted with pressurising members (C) and connected to an airlock (11) and comprising an opening (8) corresponding to the orifice (6) of the treatment tank (1) to which it is welded in a leaktight manner at this point.</p> |
