介绍了引进硫酸精制装置中玻璃管路密封件以及高压柱塞泵密封结构的改造。
The transformation on sealing components of glass pipeline in import sulphuric acid refine device from abroad and sealing structures of the imported high pressure plunger pump is introduced.
对清洗硅粉的部分废水可以用来做七水硫酸镁精制时的配制水。
The water from cleaning silicon residue could be used as water-confected in refining Epsom salt.
通过用乙酸乙酯和已烷—丙酮萃取精制硫酸盐皂。
The quality of tall oil is greatly improved by refining the crude sulfate soap using ethyl acetate and hexane-acetone.
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