Patents by Inventor Thomas Konrad Mioen

Thomas Konrad Mioen 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).

  • Method for extracting and recovering iron and nickel in metallic form
    Patent number: 4060464
    Abstract: A method of extracting iron and nickel from sulphidic iron-nickel-materials and recover them in metallic form. The method comprises leaching the material with an acidic solution in presence of an oxidizing agent, so that substantially the whole quantity of the oxidizing agent is consumed. The obtained leaching liquid is then divided into two parts and one part is led to the cathode chamber, where iron and nickel is co-electro deposited and the other part is led to the anode chamber were the leaching liquid is regenerated before reuse.
    Type: Grant
    Filed: July 19, 1976
    Date of Patent: November 29, 1977
    Assignee: Boliden Aktiebolag
    Inventors: Per Anders Herman Henningsson Fahlstrom, Thomas Konrad Mioen, Gotthard E. Bjorling