The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 01, 2022
Filed:
Jun. 17, 2021
Upm-kymmene Corporation, Helsinki, FI;
Andrea Gutierrez, Espoo, FI;
Pekka Jokela, Espoo, FI;
Roel Westerhof, Enschede, NL;
Sascha Kersten, Delden, NL;
Bert Heesink, Enschede, NL;
UPM-KYMMENE CORPORATION, Helsinki, FI;
Abstract
The disclosure relates to a process for converting lignocellulosic feedstock () to renewable product (), wherein the process comprises the following steps; treating () lignocellulosic feedstock () with aqueous solution () to obtain a mixture (); heating () the mixture () of step (a) to a temperature between 290 and 340° C., under a pressure from 90 to 120 bar, to obtain a first product mix (); separating aqueous phase () and oil phase (), and optionally gas () and solids (), of the first product mix () of step (b); and heating () the oil phase () of step (c) and solvent (). The heating () is optionally followed by fractionation () to obtain a light fraction () and a heavy fraction () and optionally a bottom residue fraction () and/or a gaseous fraction.