Patents by Inventor Juan Luis Sepulveda Jimenez

Juan Luis Sepulveda Jimenez 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).

  • Selective removal of bismuth from oxidized particulate materials
    Patent number: 3966461
    Abstract: A process for the removal and recovery of bismuth from oxidized particulate materials, such as flue dust residue and/or roasted concentrates, the process including selectively solubilizing bismuth with an acidic chloride leach at an elevated temperature and thereafter separating the solubilized bismuth from the remaining metallic values in the residue.
    Type: Grant
    Filed: March 17, 1975
    Date of Patent: June 29, 1976
    Assignee: The University of Utah
    Inventors: Jan D. Miller, Juan Luis Sepulveda Jimenez