Patents by Inventor Jose M. Matinez Valdes

Jose M. Matinez Valdes 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).

  • Installation for eliminating impurities during casting of metals
    Patent number: 5921311
    Abstract: An installation for eliminating impurities during casting of metals, comprising at least one casting ladle (2) which forms an outlet siphon (3) and can tilt around a transverse axis (14). Starting from the siphon (3), the casting ladle (2) is prolonged by a conduit (4) which ends at a scum-retaining pan (5), wherein the conduit forms a single piece with the ladle and the pan. The pan (5) has outlet orifices (7) at the bottom and is externally lined with a ceramic cloth (10) which acts as a filter for retention of impurities.
    Type: Grant
    Filed: September 26, 1996
    Date of Patent: July 13, 1999
    Assignee: Asturiana De Zinc, S.A.
    Inventors: Fernando Sitges Menendez, Francisco Alvarez Tamargo, Francisco Tamargo Garcia, Jose M. Matinez Valdes