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US 2021/0010672 A1Published application
Furnace floor protection in recovery boilers
AssigneeVaro Teollisuuspalvelut Oy
InventorTimo Karjunen
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Abstract
A method and apparatus for protecting a furnace floor of a black liquor recovery boiler, where the furnace floor is covered by a protective layer, the protective layer being formed of a salt mixture including at least two different salts.
Claims21
A method for protecting a furnace floor of a black liquor recovery boiler, comprising:
- providing a mixture comprising at least two different salts;
- and
- covering an emptied furnace floor by a layer formed of the mixture comprising at least two different salts.
Dependencies are inferred from the claim text.