废料利用

Phenazine with high purity above 99.5% was separated from waste of industrial production of RT base by solvent extraction and recrystallization.

摘 要：利用工业生产RT培司过程中产生的废料，采用溶剂萃取、重结晶等方法将其中的吩嗪分离提取，使其纯度达到99.5%以上。

And ceramic waste for recycling, use, waste production of porcelain clay porcelain products, ceramic not only solve the garbage problem, but also to achieve environmental protection objectives.

和回收，利用陶瓷废料，废瓷土生产陶瓷产品，陶瓷不仅是解决垃圾问题，而且也为实现环保目标。

A method for production of a screed is described as well as a method for remediation of recycled glass waste.

一种制备所述砂浆的方法以及一种重新利用回收的玻璃废料的方法。

Normally recycled scrap, iron, and alloying elements.

通常是可以回收利用的废料、铁及合金元素。

The old asphalt pavement is disposed by applying cold recycle technology,then it is can be used as base or subbase course,which can make the old materials of highway be utilized fully,reduce the excess consumption of resources and save 20%～30% cost,reduce the environmental pollution caused by scrap piling and transportation as well as reduce the dust and exhaust emission during construction process.

采用冷再生技术对旧的沥青路面进行处理，将其作为公路的基层或底基层使用，可使公路旧料全部得到利用，减少资源的过度消耗，节约成本20%～30%，还可减少因废料堆放和运输引起的环境污染，减少施工过程中的粉尘和废气排放。

Using pickling liquid wastewater of hydrochloric acid,iron scurf and aluminiferous mine as raw materials,a series of poly-aluminum-ferric-silicate-chloride which has different molar ratio of Si:Al:Fe was prepared.

利用天津某钢厂的工业废料——盐酸酸洗废液、铁屑和含铝矿等为原料，合成了具有不同摩尔比的无机高分子絮凝剂聚硅酸氯化铝铁，采用Zeta电位测定法分析了产品在其水解溶液中的带电情况，并通过絮凝实验对絮凝剂的絮凝机理作了初步分析。

It was generally synthesized with the methods described in literatures (9) and (10) in China, while in foreign countries, azelaic acid was mainly prepared with the methods described in literatures〔11〕and 〔12〕.

国内一般利用文献〔9，10〕的方法制备，而国外近年来主要以文献〔11，12〕的方法获得壬二酸，另外，还出现了以煤和工业废料为原料获取壬二酸的报道〔13〕。

Methanol hydrochlorinate has two steps: one is to produce monochloro methane by methanol hydrochlorinate reaction and the other is to make monochloro methane produce polychlorinated methane.

二硫化碳法、氯油法和乙醛法因不经济和环保问题在国外已被淘汰；C1一C3废氯烃全氯化法是利用氯乙烯等装置的副产废料生产四氯化碳并联产四氯乙烯，该法是一种非常经济的工艺，在国外曾被十分广泛地采用，但随着发达国家四氯化碳的停止使用，目前大部分基于该工艺的装置被迫停产。

The application and production process of pyromellitic dianhydride are presented,and the recycle and application of the waste in manufacture was emphasized.

本文介绍了均苯四甲酸二酐的用途和生产过程，同时重点介绍了生产中废料的回收利用。

Voh regrind can be reused and provides good economic and environmental sense.

VOH的回收废料能被二次利用，具有很好的经济和环保意义。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。