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:
Jul. 09, 2024
Filed:
Mar. 23, 2022
Valmet Ab, Sundsvall, SE;
Thommy Lindblom, Hägersten, SE;
Leonardo Gabriel, Sundbyberg, SE;
VALMET AB, Sundsvall, SE;
Abstract
A refiner segment () for use in a refiner disc (*) of a refiner () for refining of lignocellulosic material, said refiner segment () having an active surface comprising a plurality of bars () which are extending over the active surface () towards an outer periphery () of the refiner segment, wherein at least three of the bars () comprises a last-box fluid connection () which is a fluid connection provided through the bar () for connecting a last box () on one side of this bar with a last box () on the other side of this bar () such that a pressure can be equalized between these two last boxes () via the last-box fluid connection (), wherein said last-box fluid connection () is provided in the bar () at a distance between 0.0-15.0 mm from the closest last dam () which is extending from this bar () to another adjacent bar ().