| 摘要 |
In a double walled cryogenic storage container provided with a vacuum space, a composite multi-layer insulation in said space comprising thin radiation layers separated by permanently precompressed sheets weighing less than 2 gms/ft.2 composed of selected organic fibers of at least 1 micron diameter bonded together and having a water regain value less than 1%; and activated carbon adsorbent. |
