Shielding arrangement for the smelt spout area of a recovery boiler
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United States of America Patent
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Mar 8, 2011
Grant Date -
Feb 15, 2007
app pub date -
Aug 11, 2006
filing date -
Aug 11, 2005
priority date (Note) -
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Abstract
A method for improving the operation safety of the smelt spout area of a recovery boiler, which smelt spout area comprises a working area (6), as well as smelt spouts (2) connected to the lower part of the boiler for directing the smelt from the boiler to a dissolving tank (4). In the method the smelt spouts (2) are separated from the working area (6) by a shielding wall (8, 10) arranged movable in relation to the smelt spouts. The invention also relates to a smelt spout area of a recovery boiler.
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