Difference between revisions of "Black liquor"
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| − | '''Black liquor''' is liquor | + | '''Black liquor''' is a byproduct of the [[paper]] production process, [[alkaline]] spent liquor, that can be used as a source of energy. |
Alkaline spent liquor is removed from the digesters in the process of chemically pulping wood. After evaporation, the residual "black" liquor is burned as a fuel in a recovery furnace that permits the recovery of certain basic chemicals. | Alkaline spent liquor is removed from the digesters in the process of chemically pulping wood. After evaporation, the residual "black" liquor is burned as a fuel in a recovery furnace that permits the recovery of certain basic chemicals. | ||
[[category:energy]] | [[category:energy]] | ||
Revision as of 03:12, January 10, 2009
Black liquor is a byproduct of the paper production process, alkaline spent liquor, that can be used as a source of energy.
Alkaline spent liquor is removed from the digesters in the process of chemically pulping wood. After evaporation, the residual "black" liquor is burned as a fuel in a recovery furnace that permits the recovery of certain basic chemicals.