Patents by Inventor Waldyr Ristow, Jr.

Waldyr Ristow, Jr. 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).

  • Industrial plasma reactor for plasma assisted thermal debinding of powder injection-molded parts
    Patent number: 7718919
    Abstract: Industrial plasma reactor for plasma assisted thermal debinding of power injection-molded parts is a reactor used for the plasma assisted debinding and sintering of metallic or ceramic parts produced by the powder injection molding process, comprising a vacuum chamber (1) containing a cathode-anode (7,8) system for plasma generation and a resistive heating system (6) in the same vacuum chamber (1) ambient.
    Type: Grant
    Filed: July 14, 2005
    Date of Patent: May 18, 2010
    Assignee: Lupatech S.A.
    Inventors: Ricardo Machado, Waldyr Ristow, Jr., Aloisio Nelmo Klein, Joel Louis Rene Muzart, Marcio Celso Fredel, Paulo Antonio Pereira Wendhausen, Davi Fusão, Paulo Roberto Alba, Nilton Francisco Oliveira da Silva, Luciano Antonio Mendes