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. 18, 2002
Filed:
Feb. 24, 2000
Applicant:
Inventor:
Geir Wedde, Oslo, NO;
Assignee:
ABB Flakt AB, Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 5/306 ;
U.S. Cl.
CPC ...
B01D 5/306 ;
Abstract
A decentralized cleaning plant for dry cleaning by removing fluorine containing waste gases from a reduction process in several electrolytic cells for aluminum, comprising: a storing place for aluminum oxide; a transportation system to distribute aluminum oxide from the storing place to the decentralized cleaning plant, a filter portion to store aluminum oxide before and after use in the decentralized cleaning plant; and an exhaust fan integrated with a top filter part of the plant, wherein a chimney and a separate silo are not required.
Wedde, Geir. (2002). Plant for removing fluor containing waste gases (U.S. Patent No. 6406524). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6406524
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile