Patents by Inventor Jan Due Nielsen

Jan Due Nielsen 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).

  • CONVERSION OF OXGENATES IN PURGE FROM RAW METHANOL EVAPORATOR
    Publication number: 20170233661
    Abstract: The invention relates to a processes comprising the steps of: in an evaporator forming a gas phase methanol rich stream from a feed stream; withdrawing a liquid purge stream from the evaporator, said liquid purge stream comprising oxygenates and water; providing the gas phase methanol rich stream to a conversion step; and adding at least part of said liquid purge stream upstream the conversion step.
    Type: Application
    Filed: October 30, 2015
    Publication date: August 17, 2017
    Applicant: Haldor Topsøe A/S
    Inventors: Arne Knudsen, Ian Menjon, Jan Due Nielsen