Black liquor definition

Black liquor means waste liquor from the brown stock washer and spent cooking liquor that have been concentrated in the multiple-effect evaporator system.
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Black liquor means waste liquor from the brown stock washer and spent cooking liquor which have been concen- trated in the multiple-effect evaporator system.
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Black liquor means spent cooking liquor that has been separated from the pulp produced by the kraft, soda or semi− chemical pulping process.
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Examples of Black liquor in a sentence

  • The Company has also installed a Black liquor (Pollutant generated during pulping of Agro waste raw material) fired Boiler, generating steam and thereby power.

  • Black liquor is composed of water, lignin and the spent chemicals used to break down the wood.

  • Black liquor entering the chemical recovery area contains approximately 13 percent solids and is evaporated to between 65 and 80 percent solids in a multiple effect evaporator train.

  • Black liquor contains spent cooking chemicals from the kraft process and an aqueous solution of lignin residues, hemicellulose from the wood chips.

  • Black Liquor and Chemical Recovery Black liquor containing sodium sulfite, organic and inorganic sulfur compounds, sodium hydroxide, and lignin is pumped from weak black liquor storage to the evaporator train where the excess water is removed to increase the black liquor solids content.

  • Black liquor solids firing in the boiler are limited to 438,000 tons per consecutive twelve month period.

  • Black liquor oxidation also emits VOCs.Other pulping processes, such as the mechanical and thermomechanical methods, generate significantly lower quantities of air emissions.

  • Black liquor is a side-stream of the chemical pulping industry that can be transformed into fuel, reducing waste and providing an alternative to fossil fuels.

  • Black liquor solids are combusted in this boiler to recover inorganic chemicals.

  • Belarus: Euro II (100 per cent), the Republic of Moldova: Euro V (78 per cent), the Russian Federation: Euro V (100 per cent), Ukraine: Euro III (100 per cent);(b) Black liquor combustion in pulp-and-paper industry boilers; planned emission abatement due to control measures is 2.0 kilotons of PM2.5 and 0.3 kilotons of BC.


More Definitions of Black liquor

Black liquor means a viscous liquid containing inorganic chemicals and organic material such as lignin and aliphatic acids, which is separated from wood during chemical pulping.
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Black liquor means a viscous liquid containing inorganic chemi-
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Black liquor means the spent cooking liquor, composed of a mixture of dissolved lignins and inorganic compounds, which remains after the digestion of wood chips in the Kraft pulping process.
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Black liquor means a combination of spent “cooking liquor” (water solution of sodium sulfate and sodium hydroxide) and pulp wash water containing dissolved wood compounds which is the byproduct of cooking the wood chips at an elevated temperature and pressure.
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Black liquor means the spent liquor from the digestion of wood into paper pulp;
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