Patents Assigned to Erfindergesellschaft Fresenius
  • Water sterilizing agent
    Patent number: 4043932
    Abstract: A chlorine and silver-containing water sterilizing agent, comprising a sodium-silver-chloride complex consisting of a water-soluble silver compound and sodium chloride, and an excess of sodium chloride.
    Type: Grant
    Filed: November 21, 1975
    Date of Patent: August 23, 1977
    Assignee: Erfindergesellschaft Fresenius
    Inventors: Wilhelm Fresenius, Remigius Fresenius, Ludwig Fresenius, Wilhelm Schneider