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US 6,565,799 B1Granted
Equipment for the even feed of pulverous material to a concentrate burner of suspension smelting furnace
AssigneeOutokumpu Oyj
InventorsIlkka Kojo, Markku Lahtinen, Kaarle Peltoniemi
Life of this patent
Estimating the term…
Abstract
This invention relates to equipment for the feed of pulverous material to a concentrate burner of a suspension-melting furnace, so that the feed of solid finely divided material into the furnace is distributed evenly in the concentrate burner. According to the invention, a vibrating feeder is located between the raw material conveyor and the actual burner, and the concentrate burner feed pipes are equipped with blades for distributing the material.
Claims13
Apparatus for feeding reaction gas and pulverous solids to a suspension smelting furnace, comprising:
- an annular discharge channel for receiving pulverous solids and reaction gas and discharging the solids and gas into the suspension smelting furnace,
- reaction gas feed elements for feeding the reaction gas into the discharge channel,
- a pulverous material feed pipe for feeding a flow of the pulverous solids into the discharge channel,
- at least one partition located in the pulverous material feed pipe for dividing the flow of pulverous material in the feed pipe, and
- blades positioned in the discharge channel for dividing the flow of pulverous material in the discharge channel.
2 more elements
Dependencies are inferred from the claim text.