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. 13, 2017
Filed:
Nov. 29, 2011
Markku Lahtinen, Espoo, FI;
Lauri P. Pesonen, Helsinki, FI;
Tapio Ahokainen, Helsinki, FI;
Peter Bjorklund, Espoo, FI;
Markku Lahtinen, Espoo, FI;
Lauri P. Pesonen, Helsinki, FI;
Tapio Ahokainen, Helsinki, FI;
Peter Bjorklund, Espoo, FI;
Outotec Oyj, Espoo, FI;
Abstract
The invention relates to a method for controlling suspension () in a suspension smelting furnace (), to a suspension smelting furnace, and to a concentrate burner (). The method comprises feeding additionally to pulverous solid matter () and additionally to reaction gas () reducing agent () into the suspension smelting furnace (), wherein reducing agent () is fed in the form of a concentrated stream of reducing agent () through the suspension () in the reaction shaft () onto the surface () of the melt () to form a reducing zone () containing reducing agent () within the collection zone () of the melt ().