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. 10, 2022
Filed:
Aug. 31, 2018
Andritz Oy, Helsinki, FI;
Kari Peltonen, Kotka, FI;
Janne Vehmaa, Kotka, FI;
Vesa Kaipainen, Kotka, FI;
Sami Siik, Kotka, FI;
Sampsa Porkka, Kotka, FI;
Andritz Oy, Helsinki, FI;
Abstract
A separation device having a housing () with a feed conduit () and a reject conduit (), between which conduits () and an accept conduit () of the housing () is a rotor unit () having a shaft () transverse to the through-flow direction of the separation device, which shaft rotates discs () attached to the shaft (), the outer surface and/or side surfaces of which discs are jagged, i.e. they have protrusions () and/or notches and/or these surfaces are substantially rough and the teeth () of at least two sieves () attached to the housing (), extend between the discs (), the first sieve () being between the reject conduit () and the accept conduit () and the second sieve () being between the feed conduit () and the accept conduit ().