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:
Aug. 20, 2019
Filed:
Dec. 22, 2015
Applicant:
Valmet Ab, Sundsvall, SE;
Inventors:
Patrik Pettersson, Alnö, SE;
Johan Carlsson, Alnö, SE;
Assignee:
VALMET AB, Sundsvall, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21C 7/06 (2006.01); B01J 8/00 (2006.01); B02C 18/22 (2006.01); B02C 23/02 (2006.01); D01G 23/00 (2006.01);
U.S. Cl.
CPC ...
D21C 7/06 (2013.01); B01J 8/0015 (2013.01); B01J 8/0045 (2013.01); B02C 18/2216 (2013.01); B02C 18/2266 (2013.01); B02C 18/2283 (2013.01); B02C 23/02 (2013.01); D01G 23/00 (2013.01); Y02E 50/16 (2013.01);
Abstract
A feeding arrangement for feeding lignocellulosic biomass material such as annual plant material towards a hydrolysis process includes at least one transportation device for transporting the biomass material towards the treatment process; and at least one tearing roll arranged at a predetermined distance from the at least one transportation device and being provided with tearing protrusion. The at least one tearing roll is arranged with a predetermined distance to the at least one transportation device to tear off parts of the transported material to provide a substantially continuous flow of material.