Patents by Inventor Cristina Flego

Cristina Flego 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).

  • Difunctional catalyst useful in wax hydroisomerization and process for preparing it
    Patent number: 5518978
    Abstract: A difunctional catalyst is disclosed which is constituted by:(a) silica particles partially coated with zirconia, acidified by means of the introduction of sulfate moieties,(b) one or more metal(s) from Group VIIIA.The preparation of said catalyst and its use in wax hydroisomerization are disclosed as well.
    Type: Grant
    Filed: May 12, 1994
    Date of Patent: May 21, 1996
    Assignees: Eniricerche S.p.A., Agip Petroli S.p.A.
    Inventors: Cristina Flego, Laura Zanibelli