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A METHOD OF REMOVING MACROMOLECULAR ORGANIC DISSOLVED AND COLLOIDAL MATERIAL FROM WOOD PROCESSING INDUSTRY EFFLUENTS
A METHOD OF REMOVING MACROMOLECULAR ORGANIC DISSOLVED AND COLLOIDAL MATERIAL FROM WOOD PROCESSING INDUSTRY EFFLUENTS
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机译:一种从木材加工工业废水中去除大分子有机溶解胶体材料的方法
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摘要
A method of removing macromolecular organic dissolved and colloidal compounds from the effluents of a paper and cellulose mill by using waste sludge containing fibers and chemicals. The sludge is acidified to a pH of approx. 2 by a mineral acid prior to adding into the effluent. Organic material is precipitated with fibers in a sedimentation vessel at a pH of 4.5-6.
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