Patents Assigned to Osterreichische Studiengesellschaft fur Atomenergie Ges.m.b.H.
  • Method of concentrating and drying water-containing fluent media
    Patent number: 4349412
    Abstract: A method of concentrating and drying water-containing fluent media, especially waste water concentrates, wherein an additive is incorporated in the water-containing fluent media for separating the solids thereof without the formation of scale and the liquid is evaporated. The additive comprises precipitates containing hydroxides, phosphates or arsenates of magnesium, calcium, zinc, aluminum or iron.
    Type: Grant
    Filed: December 18, 1978
    Date of Patent: September 14, 1982
    Assignee: Osterreichische Studiengesellschaft fur Atomenergie Ges.m.b.H.
    Inventors: Karl Knotik, Peter Leichter, Johann Glock