sulfate pulping effluent 硫酸盐造纸废水
sulfate pulping black liquid 硫酸盐纸浆黑液
larch sulfate pulping black liquor 落叶松化浆黑液
pulping by the sulfate process 硫酸盐法制浆
pulping by sulfate method 硫酸盐法制浆
The research on the methods of extracting lignin from sulfate pulping black liquor and further treatment to extracted black liquor were made . The best conditions of every step treatment were studied.
研究了从硫酸盐法草浆黑液中提取木质素及黑液提取木质素后的深度处理方法，选定了各级处理最佳条件。
The waste water from pulping of wheat straw was treated by using poly aluminum chloride (PAC), polymerized ferrous sulfate (PFS) and organic coagulant AIDS together.
研究采用聚铝和聚铁作絮凝剂，并加入有机助凝剂，联合作用处理麦草爆破制浆废水的混凝效果。
Since about 1890, the sulfite process has been well established pulping process until about 1937, when it was superseded in importance by the sulfate process.
从1890年起直到1937年被硫酸盐法制浆取代之前，亚硫酸盐法制浆一直是应用最广泛的制浆方法。
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