Patents by Inventor Enrique R. Valdez

Enrique R. Valdez 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).

  • Patent number: 4326884
    Abstract: The invention relates to a process for obtaining metal values from ores containing such metals as oxides or convertible into such oxides, the process comprises grinding an ore at room temperature; reducing said ground ore with reducing agents to a gaseous mix comprising gangue; condensing the gaseous mix with water, to a metals and gangue solution as a product and inert gases as a second product which are vented to the atmosphere; separating water (which is further recycled) from said metals and gangue solution via sedimentation, filtration and drying to obtain a cake; subjecting said cake to gaseous separation in order to yield the metals mix in gaseous form as product and gangue as a residue; selectively condensing said metals mix into each metal component according to their different condensation temperatures.
    Type: Grant
    Filed: May 13, 1980
    Date of Patent: April 27, 1982
    Assignee: Comision de Fomento Minero
    Inventors: Vicente Soriano G., Carmin Marino A., Enrique R. Valdez