制革法

The oxidation of added sulfur by acidophilic Thiobacilli decreased sludge pH value which caused the solubilization of Cr from tannery sludge.

研究表明，生物淋滤法去除制革污泥中铬主要是通过嗜酸性硫杆菌的新陈代谢使介质酸化而实现的。

The drying process of chrome liquor was studied. The structure and property of chrome complex reducing by alcohol were analysed and tokened by many present well-rounded separation and analysis methods such as IR, UV-Vis Spectrum, IEC and pH potentiometry. Application tests of chrome tanning agents were conducted and tanning methods of tanning at high pH were studied. A systematic study was conducted on high alkalinity chrome tanning agents application in leather making process and possibility of clean chrome tanning was discussed.

本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应，对反应过程进行了认真的剖析；对铬鞣液的干燥过程进行了研究；用红外光谱法、紫外及可见分光光度法、离子色谱法以及pH电位滴定法等多种比较成熟的现代分离分析方法相结合，对醇还原铬配合物的结构与性能进行了分析与表征；对铬鞣剂的鞣革性能进行了应用实验，研究了醇铬鞣剂在高pH值下的鞣制方法，并就高碱度铬鞣剂在制革过程中的应用进行了系统研究，探讨了用其实施清洁化铬鞣的可能性。

The drying process of chrome liquor was studied. The structure andproperty of chrome complex reducing by alcohol were analysed and tokened by manypresent well-rounded separation and analysis methods such as IR, UV-Vis Spectrum,IEC and pH potentiometry. Application tests of chrome tanning agents wereconducted and tanning methods of tanning at high pH were studied. A systematic studywas conducted on high alkalinity chrome tanning agents application in leather makingprocess and possibility of clean chrome tanning was discussed.

本文系统地研究了多种小分子醇与重铬酸盐之间的氧化-还原反应，对反应过程进行了认真的剖析；对铬鞣液的干燥过程进行了研究；用红外光谱法、紫外及可见分光光度法、离子色谱法以及pH电位滴定法等多种比较成熟的现代分离分析方法相结合，对醇还原铬配合物的结构与性能进行了分析与表征；对铬鞣剂的鞣革性能进行了应用实验，研究了醇铬鞣剂在高pH值下的鞣制方法，并就高碱度铬鞣剂在制革过程中的应用进行了系统研究，探讨了用其实施清洁化铬鞣的可能性。

Chrome-free tannage is one of the most important research targets in leather industry.

非铬鞣法是制革工业发展的方向和重要研究课题之一。

Eco-leather Tannage Technology Limited Liability Company is a limited liability company to eco-leather tanning Law as the core, development and production of eco-leather and leather-tanning leather raw materials of high-tech companies.

亿革生态制革技术有限责任公司是一家以亿革生态制革法为核心，开发生产亿革生态制革机和制革原料的高科技制革公司。

In the past we tannery waste water treatment process on the basis of the road, an increase of acid hydrolysis and the flotation of the , use of acid hydrolysis pretreatment of law and the method of combining so that the system can be stable and reliable operation, to achieve the requirements of emission standards .

我们在以往的制革废水处理工艺路线的基础上，增加了水解酸化与气浮的功能，采用水解酸化预处理与生物法相结合的方法，使处理系统可以稳定可靠地运行，达到排放标准的要求。

In text it introduced process principle and point of SBR method in wastewater treatment in leathermaking.

介绍了序批式活性污泥法的工艺技术原理及其处理制革生产废水的工艺技术要点。

A new oxidative unhairing method using chlorine dioxide solution was studied by preparing chlorine dioxide solution, finding proper parameters of the chlorine dioxide solution unhairing process and applying it to leather making.

对二氧化氯水溶液氧化脱毛法进行研究与实践，包括制备二氧化氯水溶液、确定二氧化氯水溶液氧化脱毛工艺和将此工艺用于制革试验。

The conventional enzymatic unhairing process for pigskin garment leather was improved and optimized by using butt brushing enzyme technology, process model of leather making, AHP method and orthogonal experiment design.

本文在以往研究工作的基础上，结合臀部涂酶技术，应用制革工艺板块模式、次分析法、交试验法等科学方法对猪服装革酶法脱毛工艺板块进行了改进并优化，开发出酶—碱结合脱毛新技术。

Although leathermakers like to tout their products as "eco-friendly," leather production actually harms the environment, and tanning prevents leather from biodegrading.

尽管皮革制造者喜欢对外宣称它们的产品是&不妨害生态环境的&，但事实上，皮革生产业极危害环境——尤其是用来防止皮革'biodegrading'的制革法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。