摘要 |
1342368 Isotope exchange ATOMIC ENERGY OF CANADA Ltd 5 Jan 1971 [28 Jan 1970] 475/71 Heading C1A [Also in Divisions B1-B2] Hydrogen isotopes are exchanged between liquid water and hydrogen gas by exposing the water and hydrogen while in contact with one another to a catalyst body comprising a Group VIII metal and completely covered by a sealing coating of a resin which is impermeable to liquid water but permeable to hydrogen gas and water vapour. The resin may be a silicone resin, a hydrocarbon polymer or a fluorocarbon polymer. |