Patents Assigned to William N. Durkin
  • Solar still
    Patent number: 4371623
    Abstract: Apparatus for preparation and distillation of low-alcohol-content, fermentation products into high-alcohol-content, fuel-grade product using solar energy to carry out the fermentation and distillation. The apparatus includes a solar collector with reflectors, fermenting tanks, a distillation column, and temperature controls. The working fluid for the solar collector is isolated from the fluid being distilled.
    Type: Grant
    Filed: February 9, 1981
    Date of Patent: February 1, 1983
    Assignee: William N. Durkin
    Inventor: G. Brandt Taylor