• 本文研究工作主要是关于制备及其应用

    The presented work deals with the application of chrome cake to prepare chrome tanning liquors.

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  • 介绍了用制革和废灰水生产氧化绿的方法。

    Chrome oxide green has been produced from the liquid waste of tannery industry.

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  • 本文研究了废酸、铬循环系统中的变化

    The changes of used chrome tan liquor in pickling -tanning and retanning recycling system had been study.

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  • 羟基鞣液中阳、中性络离子增多电荷离子减少,耐碱性、稳定性提高;

    In solutions masked with salts of hydroxy acids noncationic complexes tend to increase and high-charge complexes to decrease, So its perform high stability to alkali;

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  • 文章介绍了回收中铬的几种方法,并对几种方法优缺点及其经济效益进行了分析比较

    This paper introduces some methods for recovering chromium from chrome tanning waste water, compares the merits and demerits of these methods, and analyses their economic benefit.

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  • 国内外研究鞣液组成所采用的主要的研究方法及其研究成果加以总结归纳,各种方法的特点作简要评述。

    The main research methods and results about it were summarized in this paper, and the advantage and disadvantages of various methods are briefly present.

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  • 结果表明:①变型二排放量大于法铬排放量。

    The result shows that the waste liquors discharge of one-bath tanning process is smaller than the modified two-bath tanning process.

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  • 探讨铬—铝络合物改性铬革水解及其产品中的应用

    The hydrolysis of chrome-tanned shavings modified by Cr-Al complex and the application of its product in tanning and retanning are discussed in this paper.

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  • 采用复合絮凝剂对铬废水处理后,回收直接用于

    In this experiment, the compound flocculant to deal with the tanning waste water was used. The recovery solution can be used in tanning.

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  • 采用复合絮凝剂对铬废水处理后,回收直接用于

    In this experiment, the compound flocculant to deal with the tanning waste water was used. The recovery solution can be used in tanning.

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