Patents Assigned to Warburton Trading Limited
  • Trace elements
    Patent number: 8231910
    Abstract: A method of preparing a trace element solution includes the steps of providing at least one EDTA-complex, providing a sodium selenite solution, and combining the EDTA-complex(es) and the sodium selenite solution to form a trace element solution. An EDTA complex is prepared by using disodium EDTA or EDTA acid, selenium, and any other suitable mineral.
    Type: Grant
    Filed: October 28, 2003
    Date of Patent: July 31, 2012
    Assignee: Warburton Trading Limited
    Inventors: Robert Naylor Laurie, Lambertus Petrus Vosloo