Patents by Inventor Dale C. Erickson

Dale C. Erickson 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).

  • Patent number: 4534828
    Abstract: An evaporator apparatus (10) and method for converting a contaminated fluid including mostly water and water soluble substances into a vapor and a residue. Apparatus (10) includes a container (11) for retaining the fluid. A heat source (17) is utilized for supplying heat to evaporate the fluid. A flue assembly (18) positioned in the fluid conveys the heat from the heat source (17) through the fluid. A draft mechanism (20) draws off the resulting vapors as they are formed.
    Type: Grant
    Filed: September 30, 1983
    Date of Patent: August 13, 1985
    Assignee: Nordale Incorporated
    Inventors: Dale C. Erickson, Norton J. Erickson