Water demineralizing apparatus

Claim 1

IN AN APPARATUS FOR DEMINERALIZING WATER, THE COMBINATION OF MEANS DEFINING A CHAMBER, A PLURALITY OF SURFACES LOCATED IN SAID CHAMBER, MEANS FOR COOLING SAID SURFACES, A PLURALITY OF ROTATABLE DISCS, EACH DISC HAVING A SURFACE ADAPTED TO BE ADJACENT A COOLED SURFACE, MEANS DEFINING A SUMP, MEANS FOR SUPPLYING DISTILLAND TO SAID SUMP AT A PREDETERMINED PRESSURE, MEANS FOR HEATING THE DISTILLAND SUPPLIED TO THE SUMP, MEANS FOR ROTATING THE DISCS THROUGH THE DISTILLAND IN THE SUMP WHEREBY A DISTILLAND FILM FORMS ON THE DISCS, SAID DISTILLAND EVAPORATING FORM THE SURFACE OF THE DISCS AND DIFFUSING THROUGH THE SPACE BETWEEN THE DISCS AND THE COOLED SURFACES AND CONDENSING ON THE COOLED SURFACES, MEANS FOR COLLECTING THE CONDENSATE FROM THE COOLING SURFACES, MEANS FOR MAINTAINING THE PRESSURE OF THE CHAMBER GREATER THAN ATMOSPHERIC PRESSURE AND LESS THAN THE DISTILLAND SUPPLY PRESSURE TO SUPPLY THE CONDENSATE FROM THE CHAMBER AT A PRESSURE GREATER THAN ATMOSPHERIC PRESSURE.