| 摘要 |
<p>A cryostatic device comprising an inner wall and an outer wall connected at their upper parts by a filling orifice, a vacuum being made between the two walls, wherein the tank of cryogenic liquid, which is defined by the inner wall, is divided by a separating partition into two tanks, a primary tank and a secondary tank, the secondary tank surrounding all or part of the primary tank, the filling orifice opening into the secondary tank, and the primary tank and the secondary tank communicating via an orifice located in the separating partition at a level such that the volume of the primary tank located below said orifice is approximately equal to the volume located above this same orifice in this same tank.</p> |
