extraction相关论文
目的:探究下颌阻生智齿治疗中微创拔牙与传统器械拔牙的疗效及安全性.方法:将下颌阻生智齿患者作为此次研究的主要对象,分组方式为......
Separation of trivalent rare earths from nitrate medium using solvent extraction with a novel extrac
By introducing the amine group into the structure of P227,a novel extractant 2-ethylhexyl ((2-ethylhexylamino)methyl) ph......
Solvent extraction is the most important method for rare earth extraction and separation.Currently,di(2-ethylhexyl) phos......
烤烟型烟草生产过程中，类胡萝卜素类色素作为一类重要的组成色素类物质，一方面影响着烤后烟叶的外观颜色，另一方面对烟叶中的香气物质......
为简化茶皂素提取过程和提高其提取率,以茶籽粕为材料,探究60Co-γ射线辐照和双氧水预处理对茶皂素提取率的影响.结果表明:茶皂素......
The internet is an abundant source of news every day.Thus,efficient algorithms to extract keywords from the text are imp......
本研究描述了一种从新鲜芒果叶片中分离纯化天然芒果苷的新颖简单且可大量制备的方法.以甲醇作为溶剂,采用超声辅助的方法从芒果叶......
Extremely stable amidoxime functionalized covalent organic frameworks for uranium extraction from se
Uranium extraction from seawater is of strategic significance for nuclear power generation.Amidoxime-based functional ad......
...
Traditional Chinese Medicine (TCM) is an important reservoir for bioactive natural products.TCM extraction methods by wa......
Solvent extraction and stripping of boron brine by using 2,2,4-trimethyl-1,3-pentanediol was established.The choice of t......
虫草是我国特有的名贵药用真菌,其主要活性物质虫草多糖近年来受到科学工作者的普遍关注.本文对古尼虫草多糖的提取分离及结构特征......
Active Components Extracted from the Bacillus subtilis W2-24 Antagonistic to Gaeumannomyces graminis
A Bacillus subtilis strain W2-24 has been approved officially for bio-fungicide agent controlling wheat diseases.A new a......
Lead Matt as a by-product of smelting processes, which mainly contains copper sulfide, galena and ferric sulfide, rare c......
A sustainable process for the production and separation of ethyl levulinate and γ-valerolactone from
In this work,a series of organic solvents were screened for the extraction of ethyl levulinate(EL)with less humins from ......
A novel technique sugaring-out assisted two-phase extraction was recently reported,in which the phase separation of a ac......
Ionic liquids have attracted worldwide attention as environmentally-friendly solvent because of their special properties......
Vanadium is predominantly extracted from titanium magnetite ores and the resulting vanadium slag.However, in China, ston......
Extraction of nickel and cobalt from Yuanjiang laterite by sulphuric acid leaching at atmospheric pr
Yuanjiang laterite was leached by sulphuric acid at atmospheric pressure.The leach liquors were analyzed for nickel and ......
In the past decades, much attentions has been paid on dialkylphosphinic acids as extractant and flotation agent.The gene......
Effect of the organic phase on the crud produced in the extraction of V(Ⅴ) and Cr(Ⅵ) by primary amin
The interfacial emulsion produced in the solvent extraction process is detrimental to the extraction circuit.In this wor......
...
...
Ultrasonically Assisted Simultaneous Extraction of Isoorientin,Orientin,and Vitexin from Leaves of N
Ultrasonically assisted extraction(UAE)technique was developed for the simultaneous extraction of three main flavonoids,......
Extraction, Enrichment and Pharmacological Activities of Phenolics from Pomegranate (Punica granatum
Pomegranate is a kind of deciduous shrub or small tree, which belongs to the genus Punica in the family Punicaceae.Pomeg......
New technique for Bayan Obo mixed RE concentrate based on Valency Change and Complexation of Cerium(
Bayan Obo mixed RE concentrate is the largest RE source in the world.RE elements occur dominantly in bastnaesite and mon......
Extraction of Re(Ⅶ)from hydrochloric acid solutions by OP-10/n-heptane/iso-amyl alcohol/N235/NaCl mi
In the present work, the extraction of Re(Ⅶ) from hydrochloric acid solutions by OP-10/n-heptane/iso-amyl alcohol/N235/......
The extraction of valuable metals from low-grade serpentinic nickeliferous laterites by sulphatizati
The extraction of nickel from nickeliferous laterites has attracted considerable attention of nickel industry during the......
Conductivity properties of N236/tributary/n-heptane microemulsion and mechanism of Re(Ⅶ)microemulsio
In the metal ions extraction, W/O microemulsion is very effective for the improvement of extractability as well as for t......
With the increase of integration level and operation frequency of electronic devices and systems, packages are having mu......
Comparison of Steam Distillation and Ultrasonic-assisted Extraction of Natural Borneol from Fresh Le
Bomeol is one of the most important components of Cinnamomun burmannii B1.The paper is to study that steam distillation ......
The optimization of hot water extraction of polysaccharides from HuiDouBa was studied.Response surface methodology (RSM)......
Copper(Ⅱ) was extracted from ammoniacal/ammonium chloride solutions using ketoxime N910 as carrier.The effect of extrac......
C-08 Desulfurization of oils by electrochemical oxidation combined with extraction in room temperatu
...
The Characterization and Photocatalytic Properties of Mesoporous WO3.0.33H2O.NiO Nanocrystalline Syn
...
Standardized allergen extracts are necessary for detection and therapeutic purposes.This study was aimed at developing a......
以蒲公英为原料，无水乙醇为携带剂，采用超临界CO2技术萃取黄酮，并通过正交试验 优化了工艺条件。结果表明最佳萃取工艺条件为：萃取压力......
妇清雪莲栓是采用超临界CO2 萃取工艺开发并已完成‖期临床试验的中药新药，具有显 著的抗菌、消炎作用，主要用于细菌、霉菌及滴虫性......
采用超临界二氧化碳结合高压溶剂从雷公藤根部萃取雷公藤甲素。通过考察高压溶剂的 种类、浓度、加入方式和流速，以及萃取温度和萃......
The Effect of Different Sulphur Level on Phenolic Compounds and Antioxidant Capacity of Dried Aprico
Apricot fruit are commonly dried by sulphuring in Malatya province in Turkey to avoid the color darkening encountered du......
Ultrahigh pressure treatment combined with cellulase increases extractability of the active substanc
Cordyceps militaris, an edible and medicinal fungus, in this study the process of extraction from C.militatis by using u......
Optimization of extraction process of crude polysaccharides from Lactarius hatsutake Tanaka by respo
Response surface methodology (RSM) was applied to optimize the extraction of crude polysaccharides from the fruit bodies......
Anthocyanins are responsible for the orange to blue coloration of plant.They are beneficial to human health and widely u......
...
Efficacy of Yunnan Baiyao in preventing swelling following impacted mandibular third molar extractio
...
Research of the Effect on Dental Arch Width and Length by Using SmartClip Self-ligating Appliance wi
...
An ultrasonically assisted extraction (UAE) technique was applied to the extraction of flavonoid compounds from bamboo l......
