Patents by Inventor Mario Cattaneo

Mario Cattaneo 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).

  • Method for enveloping pellets of foamed poly-styrene suitable for producing lightened manufactured articles of cement
    Patent number: 3967005
    Abstract: Method and related means for enveloping pellets of foamed polystyrene suitable for producing lightened manufactured articles of cement, wherein the pellets are introduced into a mixing unit at a first station thereof and then passed to a station for water and synthetic resin introduction, and next to a third station in said mixing unit where an inert filler is introduced, then reaching a heating zone for drying and polymerizing the enveloped pellets, said processing steps being carried out in a continuous succession.
    Type: Grant
    Filed: December 11, 1974
    Date of Patent: June 29, 1976
    Inventor: Mario Cattaneo