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:
Jun. 24, 2003
Filed:
Jan. 18, 2000
Applicant:
Inventors:
Pasi Heinämäki, Karhula, FI;
Hannu Rönkönharju, Karhula, FI;
Janne Vehmaa, Huutjarvi, FI;
Olavi Pikka, Karhula, FI;
Assignee:
Andritz Oy, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/7032 ;
U.S. Cl.
CPC ...
B01D 1/7032 ;
Abstract
A method and apparatus for separating soap from liquor in a filtrate tank are particularly well suited for treating soap-containing filtrates from digester houses, bleach plants, and washer rooms in the chemical pulp processing industry. A device is disposed in the filtrate tank for generating a horizontal draw between the soap collecting devices and the soap.