waste liquor

Methods for Recycling and Treatment of Iron and Steel Pickling Waste Liquor

钢铁酸洗废液的资源化处理技术

The recycle of calcium lignosulphonate from pulped waste liquor in pulp industry has a dual significance whether from the perspective of energy use or environmental protection.

作为造纸废弃物的木质素磺酸钙，其再利用具有废弃物资源化利用和环境保护的双重意义。

A New Technology of Extracting Caramel Colorant and Glycerin from Fermented Waste Liquor of Beet Molasses

从甜菜糖蜜发酵废液中提取色素及甘油的工艺研究

This paper describes the principle and process flow of preparation of detergent and cleanser from waste acid liquor generated in the production of barium titanic oxalate, the selection of aids and their dosage, and the achieved economic and social benefits.

介绍了利用草酸氧钛钡生产过程中产生的废酸液配制除污除垢剂的原理、助剂的选择和加入量、工艺流程及取得的经济效益和社会效益。

Based on the fact that calcium sulfate scales often appear when waste liquor from ammonia soda process is reused to produce calcium chloride, we apply speed-control crystallization technology to control it with satisfactory effect achieved.

针对利用氨碱法生产废清液再生产氯化钙时容易产生硫酸钙垢的情况，我们采用了控制结晶技术来加以控制，取得满意效果。

Reuse of Waste Distiller's Grains of Special Flavoring Liquor

特殊调味酒丢糟的再利用

Principle and process of indigo dyes recovery from waste liquor were briefly expounded.

对采用电解气浮法从染色废液中回收靛蓝染料的原理作了概要论述，并对电解气浮法中的工艺参数进行了讨论。

Technological study for preparing titanium phosphate and iron black from the waste acid liquor of titanium dioxide

钛白废酸液制磷酸钛和氧化铁黑的研究

The preparation of cuprous chloride from etching waste liquor of cupric chloride and crude copper powder was studied. The result showed that this method had many advantages, including simple process, easy operation and good quality of product, therefore it had remarkable economic and environmental benefits.

以氯化铜蚀刻液废液、粗铜粉等为原料，在常温下反应制备氯化亚铜，工艺简单，操作简便，产品质量好，具有显著的经济效益和环境效益。

Comprehensive Utilization of Steel Pickling Waste Liquor

钢材盐酸酸洗废液资源化处理的研究

Cupric hydroxide recovery from printed-circulit plate etching waste liquor

从印制电路板蚀刻废液中回收氢氧化铜

The nitrogen, which is in ammonium in the ammonia sulfite pulping waste liquor of rice straw, is converted into organic nitrogen by using oxide-ammonium decomposition method.

稻草亚硫酸铵法制浆废液采用氧化氨解的方法，将废液中的铵态氮转化为有机氮。

The waste liquor was pretreated by acidification and flocculation.

采用酸析-絮凝法预处理废液.

Study on Method of Making Tanning Agent from the Recovered Waste Electroplating Liquor

回收电镀废液制取鞣革剂方法的研究

Extraction Technology for Gallic Acid and Its Application in Treatment of Gallic Acid Waste Liquor

没食子酸萃取工艺及其在废母液处理中的应用

Lignin from paper-making waste liquor was used as slow-releasing material to potassium fertilizer, which was propitious to resources utilization and environmental protection.

木质素来源于造纸废液，作为钾肥的缓释材料，其资源环保意义重大。

In this paper, the waste chrome liquor treatment with chitosan and aluminum sulfate was studied.

本文对壳聚糖和硫酸铝复配处理废铬液进行了研究.

Research on removing the manganese in the magnesium sulfate waste liquor

硫酸镁废液中除锰方法的研究