Patents by Inventor Alexander E. Velikoff

Alexander E. Velikoff 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).

  • High pressure facilitated membranes for selective separation and process for the use thereof
    Patent number: 5057641
    Abstract: The subject invention relates to a process for the selective separation of at least one component of a gaseous feedstream comprising passing the feedstream containing the component through a separation unit, the separation unit containing a porous membrane having a feed side and a permeate side, and a pore size of from about 10 Angstroms to about 200 Angstroms, and having disposed in the pores of the porous membrane a facilitator liquid comprising a carrier dissolved in a suitable solvent, including:a) dissolving the component in the facilitator liquid on the feed side of the porous membrane at the feed gas/membrane interface;b) forming a component-carrier complex;c) diffusing the complex to the permeate side of the porous membrane; andd) releasing the component from the carrier.
    Type: Grant
    Filed: April 9, 1990
    Date of Patent: October 15, 1991
    Assignee: The Standard Oil Company
    Inventors: Ronald J. Valus, Reza Eshraghi, Alexander E. Velikoff, James C. Davis