Patents by Inventor Lubor Roubinek

Lubor Roubinek has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Nitrate selective amidine ion exchange resins
    Patent number: 4134861
    Abstract: Water swellable ion exchange resins comprising a polymeric matrix and amidine groups are described together with their synthesis. The preferred amidine groups are nitrate selective and methods of selectively removing nitrate from water are also described.
    Type: Grant
    Filed: July 1, 1977
    Date of Patent: January 16, 1979
    Assignee: Diamond Shamrock (Polymers) Limited
    Inventor: Lubor Roubinek