Patents by Inventor Nadia GALEOTTI

Nadia GALEOTTI 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).

  • Method and an apparatus for separating furfural
    Patent number: 10858330
    Abstract: In a method and an apparatus furfural is separated from a material stream (3) which is formed in a treatment of a pretreated wood based material (1). The material stream (3) which comprises at least furfural is introduced to a separation column (5). A top vapor condensate (6) is introduced from a top end of the separation column (5) to a decanter (10) in which two liquid phases (9,11) are separated from each other. An organic phase (9) which comprises at least furfural is recovered, and an aqueous phase (11) is supplied as a reflux to the separation column (5). Further, the invention relates to a furfural based product and chemical product and a use of the organic phase.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: December 8, 2020
    Assignee: UPM-KYMMENE CORPORATION
    Inventors: Juha Tamper, Hans Hasse, Nadia Galeotti, Fabian Jirasek, Jakob Burger
  • METHOD AND AN APPARATUS FOR SEPARATING FURFURAL
    Publication number: 20200123120
    Abstract: In a method and an apparatus furfural is separated from a material stream (3) which is formed in a treatment of a pretreated wood based material (1). The material stream (3) which comprises at least furfural is introduced to a separation column (5). A top vapor condensate (6) is introduced from a top end of the separation column (5) to a decanter (10) in which two liquid phases (9,11) are separated from each other. An organic phase (9) which comprises at least furfural is recovered, and an aqueous phase (11) is supplied as a reflux to the separation column (5). Further, the invention relates to a furfural based product and chemical product and a use of the organic phase.
    Type: Application
    Filed: December 22, 2017
    Publication date: April 23, 2020
    Inventors: JUHA TAMPER, Hans HASSE, Nadia GALEOTTI, Fabian JIRASEK, Jakob BURGER