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. 25, 1985
Filed:
Nov. 06, 1984
Applicant:
Inventor:
Ole K Bockman, Oslo, NO;
Assignee:
Flakt AB, , SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55 71 ; 423240 ; 55465 ;
Abstract
Process for the separation of fine dust which contains impurities from alumina. The contaminated alumina is firstly subjected to a disintegration step in order to liberate fine dust from the alumina, and then the purified alumina is selectively separated from the fine impurity-containing dust in a separation step.