Patents Assigned to Clean Water LLC
  • Method and system for water treatment
    Patent number: 9822023
    Abstract: The disclosed technology regards a method and system for removing sodium chloride from production water or fracking water produced in an oil well operation, or other wastewater. Generally, the method includes adding a calcium chloride feed to the source water to create a mixture in an amount so that the calcium chloride present in the mixture is at least 31% w/w of the mixture. The mixture is then agitated, and settled to allow sodium chloride crystals to precipitate out of the mixture, leaving a calcium chloride mixture.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: November 21, 2017
    Assignee: Clean Water LLC
    Inventors: Donald W Booth, Tony L Anderson