Patents by Inventor Elio Fiorentino

Elio Fiorentino 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).

  • Adsorption process
    Patent number: 4067854
    Abstract: In a process for reacting two or more reactants, such as phenol and formaldehyde in the manufacture of phenol/formaldehyde resins, the reaction by-products are treated with an adsorbant resin to remove excess reactant therefrom and the reactant so adsorbed is removed from the adsorbent by elution with the other reactant, the eluate being recycled to the reaction.
    Type: Grant
    Filed: August 29, 1975
    Date of Patent: January 10, 1978
    Assignee: Rohm and Haas Company
    Inventor: Elio Fiorentino
  • Adsorption process
    Patent number: 3979287
    Abstract: A process for recovering a dissolved component in high concentration from liquid streams containing said component in low concentration comprising adsorbing said component on a bed of adsorbent, passing a solution containing a high concentration of said component through said bed to increase the amount of component absorbed on said bed and passing an eluant through the bed to regenerate the adsorbent and produce an eluate having a high concentration of said component.
    Type: Grant
    Filed: July 9, 1975
    Date of Patent: September 7, 1976
    Assignee: Rohm and Haas Company
    Inventors: Pierre Roland Edouard Vulliez-Sermet, Elio Fiorentino