1.
This method was uneconomic for it was impossible to recover the spent acid.
由于不能回收废酸，所以这个方法是不经济的。
2.
Sepatation of FeSO4 from Ti-scrap Acid and Its Callback;
钛白废酸中硫酸亚铁的分离及废酸回收
3.
The Study of Recycling the Acidolysis Waste Residue of Titanium Dioxide s Industrial Production;
钛白粉工业酸解废渣回收利用的研究
4.
The Improvement on the Experiment of Reclaim CuSO_4 From Waste Liquid of Damaged Plate;
从烂版废液中回收硫酸铜实验的改进
5.
NaCl-H_2SO_4 method applied to silver sulphate from waste water after COD_(Cr) determination
NaCl-H_2SO_4法回收COD_(Cr)废液中的硫酸银
6.
Recycle of Silver Sulfate in CODcr Waste Liquid
CODcr废液中硫酸银的回收利用
7.
Recycle of Spent Acidic Etchant for Printed Circuit Board
印制电路板酸性蚀刻废液的回收利用
8.
Review of recovery technology for lead paste from spent lead acid battery
废铅酸电池铅膏回收技术的研究进展
9.
A Recycle of Waste Alkaline Water and Waste Acidic Water in Heat and Power Plant;
热电厂废酸、废碱水的综合治理及回收利用
10.
Research on technique of pickling wastewater reclamation in iron and steel industry;
钢铁工业酸洗废液回收回用工艺技术研究
11.
Analysis of ammonium molybdate waste liquid and recovery of ammonium nitrate from waste liquid;
钼酸铵废液成分分析及其中硝酸铵的回收
12.
Recovery of nitric acid from picking solution of steels by diffusion dialysis
扩散渗析法回收不锈钢酸洗废液中硝酸
13.
Study on Recovering Sulfuric Acid from Copper Smelting Waste Acid By Diffusion Dialysis Method
扩散渗析法从铜冶炼废酸中回收硫酸的研究
14.
ACETIC ACID RECOVERY FROM FURFURAT WASTE LIQUOR BY ELECTRODIALYSIS TECHNOLOGY
应用电渗析技术从糠醛废水中回收醋酸
15.
RECOVERY OF Cu FROM ACIDIC COPPER RINSE WATER
槽边循环电解法从酸性镀铜废水中回收铜
16.
A STUDY ON THE KINETICS OF CITIC ACID RECOVERED WITH ADSORPTION METHOD IN THE WATER TREATMENT
吸附法回收废水中柠檬酸的动力学研究
17.
Comprehensive recovery of sediments from acid treating waste effluents of cyanidation processes
含氰废液酸化沉淀物综合回收试验研究
18.
Study on the Recovery and Reuse Terephthalic Acid in the Alkali Weight-reduction Wastewater;
碱减量废水中回收对苯二甲酸资源再用的研究