The technique of manufacturing PAS by gelation from aluminium sulphate was studied.

介绍了以硫酸铝为原料,采用凝胶法制备聚合硫酸铝(PAS)的工艺技术条件.

Study on treatment of oil refinery wastewater by polysilic aluminium sulphate flocculant;

采用水解酸化-好氧一体式生物滤池处理炼油废水。

As the largest aluminium sulphate manufacturer and exporter in Asia, Shandong Sanfeng Group Co. , Ltd (the former Zibo Sanfeng Industy Co.

亚洲最大的硫酸铝生产和出口基地——山东三丰集团有限公司。

This study was based on producing etched patterns on cotton/polyester blends fabric surface with inkjet printer by aluminium sulphate solution.

利用喷墨打印机将硫酸铝水溶液喷涂到棉/聚酯混纺纤维织物表面上后在高温条件下焙烘处理,对其进行图案蚀刻.