Patents by Inventor Franco Gianetti

Franco Gianetti 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 the recovery of pentaerythritol from the residual mixtures of the synthesis from acetaldehyde and formaldehyde
    Patent number: 4435604
    Abstract: Method for the recovery of pentaerythritol from a residual mixture of the synthesis from acetaldehyde and formaldehyde, said mixture containing, besides other byproducts, greater amounts of formals, said method being characterized by a transacetalization of said formals, realized by contact of the residual mixture with a saturated aliphatic alcohol having from 1 to 4 carbon atoms.
    Type: Grant
    Filed: May 19, 1982
    Date of Patent: March 6, 1984
    Assignee: Montedison S.p.A.
    Inventors: Gianalvise Carazzolo, Giancarlo Colombo, Giulio Gavella, Silvano Giacomuzzo, Franco Gianetti