Patents by Inventor Eliana G. PINNA

Eliana G. PINNA 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 acid dissolution of LiCoOcontained in spent lithium-ion batteries
    Patent number: 10490866
    Abstract: A method for the acid dissolution of LiCoO2 contained in the cathode of lithium ion batteries, using acetic or tartaric acid as leaching agent, the method being characterized in that it comprises a first stage and a second stage, wherein said first stage comprises the step of separating the cathode components, while said second stage comprises the step of dissolving the pure LiCoO2 with at least one acid. The method allows achieving an economically viable complete recycling process with low environmental impact.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: November 26, 2019
    Assignees: CONSEJO NACIONAL DE INVESTIGACIONES CIENTÍFICAS Y TÉCNICAS (CONICET), UNIVERSIDAD NACIONAL DE CUYO, INIS BIOTECH LLC
    Inventors: Mario Humberto Rodriguez, Daniela S. Suarez, Eliana G. Pinna, Celina N. Zeballos
  • METHOD FOR ACID DISSOLUTION OF LiCoO2 CONTAINED IN SPENT LITHIUM-ION BATTERIES
    Publication number: 20180309174
    Abstract: A method for the acid dissolution of LiCoO2 contained in the cathode of lithium ion batteries, using acetic or tartaric acid as leaching agent, the method being characterized in that it comprises a first stage and a second stage, wherein said first stage comprises the step of separating the cathode components, while said second stage comprises the step of dissolving the pure LiCoO2 with at least one acid. The method allows achieving an economically viable complete recycling process with low environmental impact.
    Type: Application
    Filed: October 14, 2016
    Publication date: October 25, 2018
    Inventors: Mario Humberto RODRIGUEZ, Daniela S. SUAREZ, Eliana G. PINNA, Celina N. ZEBALLOS