Patents Assigned to Epicor Incorporated
  • Compositions for purifying liquids
    Patent number: 4927796
    Abstract: A process for the separation of radioisotopes and stable isotopes and other deleterious materials from radioactive waste and other liquids, wherein the waste stream is passed through a filter/demineralizer septum screen pre-coated with a mixture of finely-divided zeolitic material and finely-divided ion-exchange resin material.
    Type: Grant
    Filed: February 13, 1989
    Date of Patent: May 22, 1990
    Assignee: Epicor Incorporated
    Inventors: Philip J. D'Angelo, Richard Hetherington, Joseph J. Rogan
  • Method for purifying liquids
    Patent number: 4853130
    Abstract: A process for the separation of radioisotopes and stable isotopes and other deleterious materials from radioactive waste and other liquids, wherein the waste stream is passed through a filter/demineralizer septum screen pre-coated with a mixture of finely-divided zeolitic material and finely-divided ion-exchange resin material.
    Type: Grant
    Filed: June 17, 1987
    Date of Patent: August 1, 1989
    Assignee: Epicor Incorporated
    Inventors: Philip J. D'Angelo, Richard Hetherington, Joseph J. Rogan