Patents Assigned to Nukem Nuklear-Chemie und Metallurgie GmbH
  • Process for solidifying and eliminating radioactive borate containing liquids
    Patent number: 4122028
    Abstract: There is provided a process for the solidification of radioactive boron containing aqueous solutions and suspensions containing more than 5% boric acid or a borate and more than 5% solids by addition of suitable additions in the correct sequence to form solid, transportable and storable blocks by using as the additive first 5 to 30 parts by weight of slaked lime and then 30-80 parts by weight of cement per 100 parts by weight of radioactive solution.
    Type: Grant
    Filed: January 25, 1977
    Date of Patent: October 24, 1978
    Assignee: Nukem Nuklear-Chemie und Metallurgie GmbH
    Inventors: Norbert Iffland, Hans-Jorg Isensee, Gerhard Wagner, Hartmut Witte