Patents by Inventor Pietro Zanuccoli

Pietro Zanuccoli 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).

  • Sulfur-based chemical soil-corrective in the form of pellets for agricultural use
    Patent number: 5599373
    Abstract: A sulfur-based, chemical soil-corrective or conditioner for agricultural use in the form of pellets, said product containing fly sulfur powder, at least 3% by weight of an inert compound selected from the group consisting of clay, bentonite, kaolin and mixtures thereof, and at least 0.5% by weight of a wetting agent; said components are mixed with one another, then subjected to wet extrusion and next to drying, so as to obtain mechanically strong pellets which are porous and suitable to be very easily disgregated when they are in contact with soil moisture.
    Type: Grant
    Filed: October 24, 1994
    Date of Patent: February 4, 1997
    Assignee: F.P.S.- Finances Products Services, S.r.l.
    Inventor: Pietro Zanuccoli