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:
May. 20, 2025
Filed:
Jan. 23, 2023
Upm-kymmene Corporation, Helsinki, FI;
UPM-KYMMENE CORPORATION, Helsinki, FI;
Abstract
The invention relates to a method and an apparatus for producing a soluble carbohydrate containing fraction (), in which lignocellulose material () formed by treating plant based raw material () is conducted into a separation stage (). The method comprises at least one solid-liquid separation stage () for separating a soluble carbohydrate containing fraction () and/or a washing filtrate () from lignocellulose material (), and at least a part of the soluble carbohydrate containing fraction () and/or the washing filtrate () is recirculated to the lignocellulose material () for increasing concentration of the soluble carbohydrate containing fraction, and solids () and at least a part of the soluble carbohydrate containing fraction () are supplied out from the separation stage. Further, the invention relates to the soluble carbohydrate containing fraction and the solid fraction, and their uses.