Patents by Inventor Jacek Lubinkowski

Jacek Lubinkowski 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).

  • Antimony and tin containing compound, use of such a compound as a passivating agent, and process for preparing such a compound
    Patent number: 5401384
    Abstract: An antimony and tin containing compound for passivating contaminant metals to which a catalyst is exposed during fluid catalytic cracking of hydrocarbons containing said contaminant metals, said compound having a composition as follows (R*).sub.x Sb(OSn(R**).sub.3).sub.n wherein R* and R** are aryl compounds having between 6 to 13 carbon atoms, wherein n=1, 2 or 3 and x=4 when n=1, x=3 when n=2, and x=0 when n=3.
    Type: Grant
    Filed: December 17, 1993
    Date of Patent: March 28, 1995
    Assignees: Inteven, S.A., Universidad Simon Bolivar
    Inventors: Nelson Martinez, Juan Lujano, Nieves Alvarez, Jacek Lubinkowski, William McEwen