Search for dissertations about: "Black liquor"
Showing result 16 - 20 of 104 swedish dissertations containing the words Black liquor.
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16. The Formation and Dissolution of Sodium Salt Scales in Black Liquor Evaporators
Abstract : .... READ MORE
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17. Extraction of Lignin from Kraft Cooking Liquor by Ultrafiltration
Abstract : Lignin is a potential biofuel which can be extracted from kraft cooking liquor. Lignin can also prove valuable as a speciality chemical. By extracting lignin potential economical revenue can be gained by pulp mills, as well as technical benefits such as easier delignification and bleaching. READ MORE
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18. Lignin Extraction from Black Liquor - Properties of the Liquors and Sulphur Content in the Lignin
Abstract : Kraft lignin isolated by precipitation can be considered as being a valuable renewable source of energy and material. Removing lignin from black liquor is also advantageous as it decreases the load on the recovery boiler, which is usually the limiting factor in the production of kraft pulp. READ MORE
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19. Recovery of Kraft Black Liquor - Alternative Processes and System Analysis
Abstract : Besides the conventional recovery process, there are several possible processes whereby the cooking chemicals in kraft black liquor can be recovered. A part of one of the possible processes, direct causticization using titanate, has been studied in detail. READ MORE
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20. Thermodynamic modelling of black liquor-related solutions. Pitzer method for estimating activities, solubilities and boiling point rise
Abstract : Black liquor is considered as being one of the most important process streams as far as the design and optimization of kraft pulp mills are concerned. Many methods have been developed in order to describe and, possibly, predict its physico-chemical properties. Most of them are, however, empirical methods that are difficult to generalize. READ MORE