Desalting aqueous salt solutions by the formation of hydrocarbon hydrates and the purification thereof

  • US 3,119,771 A
  • Filed: 07/27/1960
  • Issued: 01/28/1964
  • Est. Priority Date: 07/27/1960
  • Status: Expired due to Term
First Claim
Patent Images

1. A PROCESS FOR THE PRODUCTIONOF SUBSTANTIALLY SALT FREE WATER FROM AQUEOUS SALT SOLUTIONS WHICH COMPRISES CONTACTING A HYDRATE FORMING MATERIAL WITH AN AQUEOUS SALT SOLUTION UNDER CONDITIONS SUITABLE FOR THE FORMATION OF HYDRATES TO FORM HYDRATES, DECOMPOSING A PORTION OF SAID HYDRATES TO FORM A MELT COMPRISING WATER AND SAID HYDRATE FORMING MATERIAL, CONTACTING AT LEAST A PORTION OF SAID MELT INTERMITTENTLY AND COUNTERCURRENTLY WITH SAID HYDRATES AND FORMING HYDRATE CRYSTALS OF INCREASED PURITY THEREBY REMOVING IMPURITIES THEREFROM, REMOVING MELT AND DECOMPOSING SAID HYDRATE CRYSTALS TO YIELD A SUBSTANTIALLY SALT FREE WATER PRODUCT.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×