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. 29, 2022
Filed:
Jun. 18, 2018
Valmet Ab, Sundsvall, SE;
Thommy Lindblom, Hägersten, SE;
Abstract
A first refining disc () for a defibrator () for refining fibrous material, adapted to receive a flow of incoming fibrous material () from a feed screw () through a material inlet opening () arranged in the first refining disc (), is provided with at least one steam evacuating channel () comprising at least one steam inlet opening () arranged on a side of the first refining disc () adapted to face a second refining disc (), and at least one steam outlet opening () arranged on a side of the first refining disc () adapted to face away from the second refining disc (). The at least one steam outlet opening () is arranged centrally of the at least one steam inlet opening () with respect to the center of the first refining disc (), and centrally of a position where the flow of incoming material () is to be received into the first refining disc () from the feed screw (), with respect to the center of the first refining disc ().