| 摘要 |
<p>The invention relates to an extractor tube (3) intended for use in a container that contains a pressurised beverage, such as beer, which extractor tube is provided with a transponder (25, 30, 36). The transponder is fitted in a recess (27, 31, 35) that is formed in a solid disc-shaped part of the extractor tube. The solid disc-shaped element (15, 17) that closes an upper end of a tube that forms part of the extractor tube.</p> |
