solvent extraction

Extract pine nut oils pine nuts by solvent extraction, and test their physical and chemical characters.

通过浸出法制取松子油, 并进一步测定其理化性质.

These results also bring some new ideas into the traditional theories of solvent extraction salting-out effect.

对传统的溶剂萃取盐析效应提出了一些新的观点.

Ammoniacal Leaching and Solvent Extraction of Cobalt Crusts Using Sulfur Dioxide Gas

二氧化硫氨浸及溶剂萃取钴壳

It was observed that bound modified PP had an excellent weathering resistance and solvent extraction resistance.

从研究结果可以看出键合型聚丙烯不仅可行,而且耐候性和耐溶剂抽提性能非常优越.

By using Abraxas miranda as the subjects and the feeding capacity and weight growth as the indexes, thd activities of different solvent extraction of Daphne genkwa ( DG) were tested with the method of choice and no choice feeding.

以卫矛尺蠖和斜纹夜蛾为试虫，以取食量及虫体增重为指标，用选择性和非选择性取食法测定乙醚等7种溶剂浸提芫花茎皮粉5d后的浸提液。

For reprocessing high burn-up fuel from HTGR, a single cycle process by solvent extraction with acid feed solution is suggested.

针对HTGR钍、铀燃料元件高燃耗、~（232）U含量高的特点提出了酸式进料的单循环溶剂萃取流程，并进行了串级实验。

The development work is described in main on an immersion probe Y absorptiometer ( IPA) and a floating probe Y absorptiometer ( FPA) with their application to the solvent extraction for automatic determination of uranium concentrations of organic extracts in the mixer-settler of a certain uranium plant.

本文报道了浸入式和浮动式探头的软γ吸收计的研制，及其在某铀水冶厂萃取过程中的应用。浸入式探头可插入混合澄清器内饱和有机相中测定铀浓度；

Solvent extraction method was used to extract total flavonoids from toona sinensis leaves.

研究了溶剂法提取香椿叶总黄酮的工艺条件.

The preparation of potassium sulfate with Solvent extraction studied. The technology conditions are determined by experiments.

提出了用溶剂萃取法制取硫酸钾的新工艺,并通过中试确定了工艺条件.

This work has some referential for designing it by solvent extraction.

该项工作对溶剂萃取法精制湿法磷酸工艺设计,有一定的参考价值.

Essential oil in salted flowers of wild Chinese chive was extracted using simultaneous distillation and solvent extraction method, with the oil yield at0.

以乙醚为溶剂，采用同时蒸馏萃取法提取腌渍野韭菜花精油，提取率0。

The percentage of oil and water content in cake are suitable for solvent extraction.

榨出饼的含油率和水份适合于溶剂浸出.

The oil yield of direct solvent extraction wasand that of prepress solvent extraction was 33.4 %.

压榨浸出法的提油率为33.4%,直接浸出法为26.1%,压榨浸出法提取的油脂其过氧化值比直接浸出法高26.09%.

Optimization of production can be realized by using the improved ethanediol solvent extraction process.

采用改进的乙二醇类溶剂抽提流程,可以达到优化生产的目的.

Preparation of Cottonseed Protein Concentrate and Protein Isolate from Cottonseed Meal by Two-Phase Solvent Extraction Method

从双液相棉粕中制备浓缩蛋白和分离蛋白

Biomarks in the saturates were analyzed with GC-MS. Model compound experiments indicate that no chemical reactions occur during the CS_2/ NMP extraction between the solvent and sample extracted.

模型化合物的实验研究表明，超强溶剂CS2／NMP抽提是在温和的条件下进行的非化学降解过程，没有化学共价键的开裂。

ObjectiveThe extraction technology of chlorogenic acid from Eucommia ulmoides leaf was studied with acetone as solvent.

目的研究以丙酮为溶剂提取杜仲叶绿原酸的最佳工艺条件.

In the solvent extraction of edible vegetable oils and pharmaceutical ingredients.

制造食用植物油萃取过程用之溶剂及医药原料.

Solvent extraction is accomplished by the addition of an immiscible solvent to the wastewater.

溶剂萃取是向废水中投加不溶于水的溶剂.

Compared with the technology of traditional solvent extraction, SFE-CO2 of Fructus ligustri lucidi was proved to be efficient, simple and save the extraction time.

与常规的溶剂回流萃取工艺相比，超临界CO2萃取工艺的萃取时间短，有效成分含量高，后处理简单，萃取物颜色浅，并保留了原药材的自然香气。

Study on solvent extraction behavior of technetium with TBP

锝的TBP萃取化学行为研究

Methods gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin.

方法首先用溶剂萃取结合大孔吸附树脂分离,然后用硅胶柱精制提取.

Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.

分别采用硅胶柱色谱法和溶剂抽提，分离优质塑料抛光膏中的油脂和磨料部分。

Daemonorops draco was studied by alcohol extraction, dissolution with acid water, alkalization and separation procedure with using chloroform ∶ methanol ( 19 ∶ 1) as developing solvent.

采用醇提、酸溶、碱化、萃取等步骤提取血竭中的血竭素，以氯仿甲醇（19∶1）为展开剂。

A method for isolating mitochondrial plasmid DNA from etiolated plant seedlings is described in this paper. This method does not need gradient ultra centrifugation and organic solvent extraction. The entire procedure can be finished in short time.

介绍了一种从植物材料中提取线粒体质粒DNA的方法，该方法不需要密度梯度离心和有机溶剂抽提，整个提取过程可在较短时间内完成。

The purification technology includes organic solvent extraction, adsorption chromatography, ion-exchange resin adsorption and macro-porous resin adsorption.

纯化方法有有机溶剂萃取 、 色谱和树脂吸附.

Application of solvent extraction process in tungsten hydrometallurgy is summarized.

概述了溶剂萃取技术在钨冶金方面的应用.

Batch recovery of solvent was 20 % higher than that of solvent extraction.

单批回收率较溶剂萃取法提高20%左右.

Stepwise solvent extraction of low temperature pressed cottonseed cake with hexane and methanol

棉仁低温压榨饼己烷/甲醇分步浸出工艺研究

It is difficult to define the detection limits obtained by chelation-solvent extraction.

确定螯合 -- 溶剂萃取法所得到的检测限颇为困难.