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:
Jun. 03, 2025
Filed:
May. 21, 2021
Upm-kymmene Corporation, Helsinki, FI;
Juha Tamper, Levänen, FI;
Sami Turunen, Lappeenranta, FI;
UPM-KYMMENE CORPORATION, Helsinki, FI;
Abstract
In a method and an apparatus for an enzymatic hydrolysis in which plant based raw material is hydrolysed by means of enzymes in at least one enzymatic hydrolysis stage. A plant based feed () is fed to the enzymatic hydrolysis stage () in which the plant based feed is hydrolysed. A liquid fraction () comprising carbohydrates is separated from a solid fraction () in a solid-liquid separation stage (). At least a part () of the solid fraction () comprising enzymes is recirculated to the plant based feed () of the enzymatic hydrolysis stage () or to the enzymatic hydrolysis stage (), and a rest part () of the solid fraction () is recovered. Further, the invention relates to the liquid fraction and the solid fraction and their use.