Patents by Inventor Jacqueline Whitehead

Jacqueline Whitehead has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Recovery of Solid Magnesium Sulfate Hydrate
    Publication number: 20090148365
    Abstract: A process for recovering solid magnesium sulfate hydrate from a source of magnesium sulfate in solution includes the steps of providing a source of magnesium sulfate in solution that is derived from part of a process associated with the leaching of a metal containing ore or concentrate; adding sulfuric acid to the magnesium sulfate solution to salt out the magnesium sulfate as magnesium sulfate hydrate crystals in a salting process, and partially diluting the sulfuric acid; recycling the diluted sulfuric acid for use in the process of leaching the metal containing ore or concentrate; and recovering the solid magnesium sulfate crystals.
    Type: Application
    Filed: June 19, 2008
    Publication date: June 11, 2009
    Inventors: Eric Girvan Roche, Jacqueline Whitehead