This invention discloses a method for preparing porous bricks and hollow bricks from domestic sewage and industrial Cr slag.
本发明公开了一种用生活污水和工业铬渣等为原料制备多孔砖、空心砖及制备方法。
The process has been applied successfully to the enrichment and measurement of the trace Cr in the industrial waste water as well as in the steel pickling solutions.
该法已成功地应用于富集和测定钢材酸洗液和工业废水中微量铬。
The result of industrial experiment had shown that jaw made of this material last equally with that of high Cr Mo cast iron, and this material is low_cost.
试验结果表明，使用该材料制作的牙板其使用寿命与高铬钼铸铁牙板相当，且生产成本低。
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