Patents by Inventor Oumar KHAN

Oumar KHAN 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).

  • Publication number: 20220214104
    Abstract: Process for extracting nitrogen from a feed stream of natural gas or of biomethane comprising at least nitrogen, methane, CO2 and/or H2S, wherein a liquid stream enriched in methane resulting from a cryogenic separation is recovered by pumping the bottom product of one or more of the columns and/or pumping a liquid stream to a pressure P2 greater than 25 bar absolute and preferably greater than the critical pressure of said product.
    Type: Application
    Filed: March 5, 2020
    Publication date: July 7, 2022
    Inventors: Marine ANDRICH, Oumar KHAN, Paul TERRIEN