Sedimentary characteristics and origin of polyhalite in Lop Nur Salt Lake,Xinjiang;
罗布泊杂卤石沉积特征及成因机理探讨
Modeling of leaching process of polyhalite in laboratory;
杂卤石地浸开采实验室模拟
The key problem of extracting potassium from polyhalite is dissolution of potassium in lixiviant.
杂卤石中含丰富的钾资源 ,由于其化学上的难溶性和埋藏较深 ,尚未合理开发利用 。
Studies on Leaching Techniques for Polyhalite;
杂卤石矿溶浸工艺基础研究
Leaching behavior of polyhalite in Quxian was studied by using CaCl_2 as leaching agent.
以渠县杂卤石矿为原料,选取CaCl2溶液作为溶浸剂,对矿石进行了室内搅拌浸出试验和柱浸试验。
The shallow polyhalite potash deposit in Sichuan are distributed in the north plunge top of Huayingshan anticline where is anhydrock of earlier Mesozoic Triassic period.
四川浅层杂卤石钾矿分布于华蓥山背斜北倾没端下中三叠统之硬石膏岩层中。
Hydrogeological conditions favorable to the preservation of the Nongle polyhalite deposit are as follows: landform favorable to surface water drainage, footwall and hanging wall as aquifuge, no faulted structure facilitated the flow of surface and underground water, aquifers characterized by confined aquifer, good drainage conditions and so on.
保存农乐杂卤石矿床的水文地质条件是有利于地表水自然排泄的地形地貌;矿床顶板底板都是隔水层,地表水、地下水无法进入矿床;无沟通地表水、地下水与矿床水力联系的断裂构造;含水层具承压性质,有良好的补给、迳流、排泄的自然循环条件,地下水不能对矿床充水。
Leaching of Potassium From Polyhalite Containing Potassium
从难溶性含钾杂卤石中溶浸法开采钾
The Prediction of Polyhalite Dissolving Balance and the Experimental Stimulation of Column Leaching in the Process of Dissolving Exploitation;
杂卤石溶采过程溶解平衡预测与柱浸模拟实验
Synthesis and Characterization of Heteropoly Compounds in Halogen Medium;
卤素介质中杂多化合物的合成与表征
Doping Characteristics of Shallow Electron Traps in Silver Halide Microcrystals;
卤化银微晶中的浅电子陷阱掺杂特性
Chemical Characterization and Catalytic Hydrodehalogenation of Complex Persistent Polyhalogenated Organic Compounds;
复杂持久性卤代有机物的化学表征及催化脱卤研究
Synthesis, Structure and Spectroscopic Properties of Copper(Ⅰ) Halide/Pseudo Halide Complexes Containing Phosphine, Heterocycle Ligands;
卤化、拟卤化亚铜与膦、杂环配体配合物的合成、结构及其光谱研究
Auto-on/off headlights
投影卤素石英大灯附自动启闭
Research on the Halogen Modification on the Surface of the Diamond Film Deposited by CVD
CVD金刚石薄膜表面的卤素修饰研究
Preparation of magnesium hydroxide with brine and lime milk
卤水-石灰乳法制备氢氧化镁的研究
Iron removing technology of magnesium hydroxide prepared by brine-lime method
卤水-石灰法制氢氧化镁除铁工艺研究
Sensitization of Silver Halide Grains Emulsion Doped with Carboxylic Salt;
羧酸盐掺杂卤化银颗粒乳剂的增感效应研究
Removal of Impurities from Brine of Jilantai Salt Lake and Preparation Process of Ultrafine Magnesium Hydroxide Powder as a Byproduct;
吉兰泰盐湖卤水除杂及副产超细氢氧化镁工艺
The Investigation of Photoelectron Characteristics in Silver Halide Doped with Formate Ions;
甲酸根离子掺杂的卤化银中光电子特性研究
Preparation of Halogen Element-doped TiO_2 and Photocatalysis Properites Research
卤族元素掺杂TiO_2的制备及光催化性能研究
D301 Resin as a Solid Base for Phosphine-Free Heck Reaction with Heteroaryl Halides
固体碱D301树脂在杂环卤代芳烃Heck反应中的应用
Determination of halidess in uranium ore concentrate -Volhard titration
GB/T11848.7-1989铀矿石浓缩物中卤素的测定伏尔哈德法
The Research on Preparation and Application of Short Fibriform Crucite Non-Halogen Retardant;
水镁石短纤维无卤阻燃剂制备与应用研究
Study on Organohalogens in Atmosphere in Shijingshan District, Beijing
北京市石景山区大气中有机卤素污染物的研究