Patents by Inventor Jose D. Barreto

Jose D. Barreto 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).

  • Revolving grate cooler for cooling of clinker or similar products
    Patent number: 5018968
    Abstract: A revolving grate cooler for cooling of clinker or similar products comprising a tubular shaped body having a plurality of holes. A plurality of curved metal cooling plates having a plurality of openings are secured to a front inner surface of the body, and a plurality of curved plates having smooth surfaces, some of which have outwardly extending projections, are secured to a middle portion of the body. A pressurized chamber communicates with the body to provide air flow through the holes and openings for cooling the products within the body.
    Type: Grant
    Filed: May 19, 1989
    Date of Patent: May 28, 1991
    Inventor: Jose D. Barreto