Patents by Inventor Kentaro UMEKI

Kentaro UMEKI 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).

  • Thermochemical conversion of biomass
    Patent number: 11149221
    Abstract: The present invention is directed to a process for the production of a syngas suited for further conversion to fine chemicals and/or automotive fuels from biomass by a thermochemical process conducted in a several steps procedure, said process comprising; a) Providing a stream of biomass material; b) Providing an aqueous alkaline catalyst stream comprising sodium and/or potassium compounds; c) Mixing comminuted biomass and alkaline catalyst and optional additives to form an alkaline biomass slurry or suspension; d) Treating alkaline biomass slurry or suspension in a hydrothermal treatment reactor at a temperature in the range of 200-400° C.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: October 19, 2021
    Assignee: KIRAM AB
    Inventors: Erik Furusjö, Kentaro Umeki, Rikard Gebart, Lars Stigsson
  • THERMOCHEMICAL CONVERSION OF BIOMASS
    Publication number: 20200291314
    Abstract: The present invention is directed to a process for the production of a syngas suited for further conversion to fine chemicals and/or automotive fuels from biomass by a thermochemical process conducted in a several steps procedure, said process comprising; a) Providing a stream of biomass material; b) Providing an aqueous alkaline catalyst stream comprising sodium and/or potassium compounds; c) Mixing comminuted biomass and alkaline catalyst and optional additives to form an alkaline biomass slurry or suspension; d) Treating alkaline biomass slurry or suspension in a hydrothermal treatment reactor at a temperature in the range of 200-400° C.
    Type: Application
    Filed: November 6, 2018
    Publication date: September 17, 2020
    Inventors: Erik FURUSJÖ, Kentaro UMEKI, Rikard GEBART, Lars STIGSSON