Patents by Inventor Alfredo Cirilo

Alfredo Cirilo 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).

  • Production of oil soluble catalytic precursors
    Patent number: 6043182
    Abstract: A method for preparing an oil soluble catalytic precursor includes the steps of: providing a mixture of a catalytic metal salt in water, wherein the catalytic metal salt contains a catalytic metal selected from the group consisting of alkali metals, alkaline earth metals, transition metals, and mixtures thereof; providing a heavy hydrocarbon phase; forming a water in oil emulsion of the mixture in the heavy hydrocarbon phase; and heating the emulsion at a temperature sufficient to dehydrate the emulsion so as to provide a hydrocarbon containing an oil soluble compound containing the catalytic metal.
    Type: Grant
    Filed: May 1, 1998
    Date of Patent: March 28, 2000
    Assignee: Intevep, S.A.
    Inventors: Jose Cordova, Pedro Pereira, Jose Guitian, Antida Andriollo, Alfredo Cirilo, Francisco Granadillo