Patents by Inventor Angelo Di Vita

Angelo Di Vita 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).

  • Kneader for paper products and/or similar waste products
    Patent number: 4764022
    Abstract: A kneader for paper products and/or similar waste products, comprising a tank provided with an impeller on the bottom, and also provided with a helix or propeller element, which is not coupled with said impeller and is apt to feed the worked product to the same impeller, said helix or propeller element being substantially disposed in an axial relation to said impeller.
    Type: Grant
    Filed: January 10, 1986
    Date of Patent: August 16, 1988
    Assignees: I.C.A. S.p.A., A. Celli S.p.A.
    Inventor: Angelo Di Vita