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.

Date of Patent:
May. 28, 2013

Filed:

Dec. 11, 2008
Applicants:

Johan Bylander, Sundsvall, SE;

Fredrik Pontén, Sundsvall, SE;

Jörgen Lundberg, Sundsvall, SE;

Inventors:

Johan Bylander, Sundsvall, SE;

Fredrik Pontén, Sundsvall, SE;

Jörgen Lundberg, Sundsvall, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 33/06 (2006.01); D21F 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

Apparatus for washing and dewatering pump comprising a pair of rotatable press rolls with permeable outer surfaces, a casing comprising a vat in which the rolls are installed, and a feed for feeding the pulp to the gap formed between the vat and the press roll is disclosed. The vat includes a first side vat segment partially enclosing the first press roll and a second side vat segment partially enclosing the second press roll and casing members for each of the vat segments, the first casing member being pivotable about an axis of rotation and between closed and open positions, pulp distribution devices for distributing pulp onto the press rolls, at least one of the pulp distribution devices being mounted on the casing member whereby it is moved away from the press roll together with the casing member when it is opened.


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