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. 28, 2002
Filed:
Jul. 07, 1999
Gustav Carlsson, Göthenburg, SE;
Tommy Eriksson, Nol, SE;
Christer Isaksson, Kullavik, SE;
Sven-Erik Jansson, Göthenburg, SE;
Lennart Lindau, Mölndal, SE;
Bengt Nyman, Torslanda, SE;
Lars Olausson, Angered, SE;
Hans Sjöberg, Billdal, SE;
Jan Bergman, Mölnlycke, SE;
Kvaerner Pulping AB, , SE;
Abstract
The strainer arrangement is adapted for straining a liquid from a mixing arrangement, such as a mixing tank, containing black liquor including solid particles of ash. The strainer arrangement comprises a strainer pipe with axial gaps defined therein for permitting a radial inflow of liquid into the strainer pipe. An axially movable shaft is disposed inside the strainer pipe and has cleaning pins attached thereto that extend into the gaps.