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:
Dec. 11, 2018
Filed:
Aug. 26, 2013
Outotec (Finland) Oy, Espoo, FI;
Peter Björklund, Espoo, FI;
Tapio Ahokainen, Helsinki, FI;
Outotec (Finland) Oy, Espoo, FI;
Abstract
The invention relates to an arrangement for feeding fine-grained matter to a concentrate or matte burner () of a suspension smelting furnace (). The arrangement includes a screw conveyor () comprising a tube means () having an inlet opening (), an downward-facing outlet opening (), and a helical screw () for moving fine-grained matter from the inlet opening () to the downward-facing outlet opening (). The downward-facing outlet opening () is provided with a distribution means (). The distribution means () has a free end () configured for feeding fine-grained matter into the downward-facing outlet opening (). The helical screw () of the screw conveyor () extends from the direction of the inlet opening () at least partly over the downward-facing outlet opening ().