| 摘要 |
The invention relates to a method for manufacturing a self-refrigerating drinks package, characterised in that it includes a step consisting in assembling refrigeration means inside the package, said refrigeration means being composed of a cavity containing a refrigerating liquid able to evaporate under the effect of a negative pressure, means of connecting said cavity to external pumping means by adsorption being provided in the package, partial pressure of the non-adsorbable gases in the internal cavity being maintained below 3 millibar.
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