Patents by Inventor Luis Alfredo Oviedo Aguiar

Luis Alfredo Oviedo Aguiar 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).

  • Vanadium traps for catalyst for catalytic cracking
    Patent number: 6159887
    Abstract: A catalytic composition useful in the catalytic-cracking of hydrocarbons is described, which contains at least one agent causing the inactivation of vanadium, which may be present in the hydrocarbons as a contaminant. These agents obtain inactivation of vanadium without substantial loss of catalytic activity and selectivity.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: December 12, 2000
    Assignees: Empresa Colombiana de Petroleos Ecopetrol, Universidad Nacional de Colombia
    Inventors: Carlos Alexander Trujillo, Uriel Navarro Uribe, Luis Alfredo Oviedo Aguiar