Patents Assigned to De-Icing, Inc.
  • Method for purification of deicing fluid for recovery of glycol
    Patent number: 6565753
    Abstract: In the purification of deicing fluid for recovery of glycol, initially solid particles are separated, then dissolved organic compounds and positive and negative ions are separated by an ion exchange in an ion exchanger, and finally water is separated by distillation.
    Type: Grant
    Filed: June 27, 2000
    Date of Patent: May 20, 2003
    Assignee: De-Icing, Inc.
    Inventors: Allan Holmgren, Peter Mattsson