Burner and fine solids feeding apparatus for a burner
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United States of America Patent
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May 19, 2020
Grant Date -
Aug 9, 2018
app pub date -
Oct 28, 2016
filing date -
Oct 30, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
Provided are a burner such as a concentrate burner, a calcine burner, or a matte burner, or a burner using a mixture of these for feeding reaction gas and fine solids into a reaction shaft of a suspension smelting furnace, and a fine solids feeding apparatus for a burner such as a concentrate burner, a calcine burner, or a matte burner, or a burner using a mixture of these. The fine solids feeding apparatus comprises gas outlets in a fine solids discharge channel upstream of a downstream outlet end of the fine solids discharge channel. The gas outlets comprise spiral path guiding members configured to facilitate gas to flow from the gas outlets in a spiral flow path around a center axis A of the fine solids discharge channel.
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