Patents by Inventor Franscesca GIANI

Franscesca GIANI 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).

  • Clay inhibitors for the drilling industry
    Patent number: 9034801
    Abstract: The hydration of clays in drilling operations can be inhibited by employing an aqueous based drilling fluid containing from about 0.2 to about 5 wt % of a hydration inhibitor that comprises bis-hexamethylene-triamine, bis-hexamethylene-triamine salts, or mixtures thereof.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: May 19, 2015
    Assignee: LAMBERTI SPA
    Inventors: Luigi Merli, Franscesca Giani, Pierangelo Pirovano, Giovanni Floridi, Giuseppe Li Bassi
  • CLAY INHIBITORS FOR THE DRILLING INDUSTRY
    Publication number: 20130281326
    Abstract: The hydration of clays in drilling operations can be inhibited by employing an aqueous based drilling fluid containing from about 0.2 to about 5 wt % of a hydration inhibitor that comprises bis-hexamethylene-triamine, bis-hexamethylene-triamine salts, or mixtures thereof.
    Type: Application
    Filed: June 18, 2013
    Publication date: October 24, 2013
    Inventors: Luigi MERLI, Franscesca GIANI, Pierangelo PIROVANO, Giovanni Floridi, Giuseppe Li Bassi