Invention Application
- Patent Title: METHOD AND ARRANGEMENT FOR FEEDING FINE-GRAINED MATTER TO A CONCENTRATE OR MATTE BURNER OF A SUSPENSION SMELTING FURNACE
- Patent Title (中): 将精细颗粒送入悬浮式熔炼炉的浓缩燃烧器的方法和装置
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Application No.: US14421966Application Date: 2013-08-19
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Publication No.: US20150233643A1Publication Date: 2015-08-20
- Inventor: Markku Lahtinen , Tapio Ahokainen , Peter Björklund
- Applicant: Outotec (Finland) Oy
- Applicant Address: FI Espoo
- Assignee: Outotec (Finland) Oy
- Current Assignee: Outotec (Finland) Oy
- Current Assignee Address: FI Espoo
- Priority: FI20125863 20120820
- International Application: PCT/FI2013/050811 WO 20130819
- Main IPC: F27D99/00
- IPC: F27D99/00 ; F27D3/00 ; B65G43/08 ; F27D21/00 ; F27B1/20 ; B65G37/00 ; C22B15/00 ; F27D3/18

Abstract:
The invention relates to a method and to an arrangement for feeding fine-grained matter to a concentrate or matte burner (1) of a suspension smelting furnace (2). The arrangement comprising a fluidization arrangement (3) for feeding fluidized fine-grained matter into a dosing bin (4), and a conveyor means (6) for feeding fluidized fine-grained matter from the dosing bin (4) to the concentrate or matte burner (1) of the suspension smelting furnace (2), and a loss-in-weight controller (5) between the dosing bin (4) and the conveyor means (6). The arrangement comprises an impact cone (8) arranged below a filling valve (7) between the fluidization arrangement (3) and the dosing bin (4) for distributing fluidized fine-grained matter flowing from the fluidization arrangement (3) within the dosing bin (4).
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