Patents by Inventor Pei C. Huang

Pei C. Huang 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).

  • Process for separating and recovering lead, rubber and copper wires from waste cables
    Patent number: 5169073
    Abstract: The present invention relates to a process for separating and recovering copper wires, lead grains coming and rubber grains coming from waste cables, through washing, gravimetric separation, screening and by flattening the lead grains thereby facilitating their ready recovery.
    Type: Grant
    Filed: December 5, 1990
    Date of Patent: December 8, 1992
    Assignee: Consiglio Nazionale Delle Ricerche
    Inventors: Anna Marabini, Thomas Meloy, Pei C. Huang, Vittorio Alesse