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High efficiency water distillation apparatus

  • US 4,350,568 A
  • Filed: 04/15/1981
  • Issued: 09/21/1982
  • Est. Priority Date: 04/15/1981
  • Status: Expired due to Fees
First Claim
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1. A water-distillation apparatus built of non-corrosive materials and comprising, in combination, an enclosed, generally cylindrical container, a divider plate in an intermediate potion of said container dividing said container into an upper chamber and a lower chamber, an upright tube in said lower chamber and communicating with a central portion of said upper chamber, heating means within said upright tube, a perforated container positioned at the top of said upright tube and containing balls for separating boiling water and vaporized water so that the boiling water can be returned to said upright tube, a plurality of coiled tubes in spaced, generally horizontal planes in said upper chamber, means forming a condenser chamber located outside said cylindrical container, a centrally-located tube in said upper chamber extending through said plurality of coils, a first outlet pipe communicating with the upper end of said central tube and extending through said condenser chamber, a second outlet pipe communicating with the lower end of said upper chamber and with said first outlet pipe, a return pipe communicating with the uppermost one of said coiled tubes and with the lower end of said upright tube for supplying heated water from said coiled tubes to said upright tube, a supply water pipe for supplying water to be distilled to said condenser chamber around said first outlet pipe and for supplying water to be distilled to the lowermost one of said coiled tubes in said upper chamber, whereby water is supplied to said upright tube through said condenser chamber and through said coiled tubes.

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