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Addition of finely divided BaSO.sub.4 particles to sea water for removal of scale components

  • US 3,974,039 A
  • Filed: 11/04/1974
  • Issued: 08/10/1976
  • Est. Priority Date: 11/02/1973
  • Status: Expired due to Term
First Claim
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1. In a process for reducing scale deposition in a distillation apparatus used for distilling sea water, the improvement comprising adding barium sulphate in the form of finely divided particles in suspension to said sea water, maintaining said sea water continuously in motion, thereby maintaining said particles in constant suspension in said sea water, and heating said sea water with said barium sulphate particles in suspension to a temperature at which the calcium sulphate present in said sea water is supersaturated, said particles acting as precipitation nuclei for said calcium sulphate initially present in said sea water.

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