mineral white

It shows that the association of gypsum minerals reflects the changes in sediment environment,lake water depth,lake water salinity and bottom oxygen content etc.

根据石膏矿物类型和产状以及其它相标志,对汶东凹陷汶ZK16钻孔的古近系盐湖相地层进行了沉积相分析,并结合有机地球化学分析,对不同沉积相的烃源岩开展了地球化学评价。

Sedimentary characteristics and exploitation of Pingyi gypsum mine;

山东省平邑石膏矿沉积特征及开发利用探讨

The application of seismic prospecting technology during the development of gypsum mine;

地震勘探技术在石膏矿开发中的应用

With the construction case of shaft face pre-grouting in a gypsum mine in Henan,design and calculation,and construction technology of grouting for water block are stated,as well as the testing method for water block effect.

通过对河南某石膏矿立井工作面预注浆的施工,概述了注浆堵水的设计计算,施工工艺和方法的应用,以及堵水效果的检查和检验方法。

Disasters of ground sinking have taken place three times in the Zuozhuang gypsum mining area,but investigations under the mine shaft showed that there is no collapse found out within the sinking area.

左庄石膏矿区已发生过3次地面塌陷灾害,但井下调查发现采空区并未塌陷,作者根据矿区地质条件、矿体赋存状态、采矿方法及井巷工程布置等,分析认为致灾原因是矿山在建设初期将井巷工程布置得太靠近地表,在矿床回采时揭穿采空区顶板接触到第四系覆盖层,孔隙潜水携带泥砂流入矿坑发生潜蚀作用,在采空区顶板与第四系覆盖层之间形成“天窗式”砂漏,并逐渐在松散覆盖层中形成土洞,土洞塌陷后引发地面塌陷,形成“似岩溶塌陷”地质灾害,并由此提出了防治措施。

The Research of Integrated Control about Leaky Gypsum Mine in Huazi;

铧子石膏矿井筒突水综合治理的研究

FLAC~(3D) Analysis of Goaf Stability of Jia-zhuang Gypsum Mine

贾庄石膏矿采空区稳定性FLAC~(3D)分析

The Economics Model on Gypsum Mine Reasonable Exploitation Level and Range;

石膏矿矿井合理开采深度及范围的经济模型

Geological Characteristics and Significance on Ore Exploration of Huangdun Gypsum Deposit in Cangshan County

苍山县黄墩石膏矿地质特征及其找矿意义

Study on Rock Burst Induced by Roof Falling and Its Control Methods in Gypsum Mine;

石膏矿冒顶引发冲击地压机理及防治措施研究

Environment Assessment of Mining Caving of Xing Long Gypsum Mine in HeBei;

河北邢隆石膏矿开采沉陷环境影响评价研究

Experimental Study on the Filling Reinforcement Techniques in Gypsum Mined-out Area

石膏矿采空区充填加固技术的试验研究

Present Mining Situation,Existing Problem and Countermeasure for Sanhe Gypsum Mine in Dingyuan District

定远三和地区石膏矿开采现状、存在问题及对策

Discussion on the Problems Existing in and Countermeasures for the Mining of Gypsum Deposits in Shanxi Province

山西省石膏矿床开采中存在的问题及对策

Experimental study on clay solidification and filling in Shaodong gypsum mined-out area

邵东石膏矿采空区粘土固化充填试验研究

A Study on Rock Pressure of Ascending Order in Mining Adjacent Gypsum Seams with Long Wall Picking Fill

近距离石膏矿层长壁充填法上行开采的矿压研究

The Minerogenetic and Geological Analysis of Gypsum Deposits in Da Tong Gou of Liu He in Ji Lin province

吉林省柳河县大通沟石膏矿床成矿地质条件分析

Technical terms of non-metallic mineral products--Gypsum and anhydrite

GB/T5463.3-1986非金属矿产品名词术语石膏、硬石膏

A New Way to Enhance the Ore Recovery Rate and to Improve the Productive Safety for the Gypsum Strong Veins

提高石膏厚矿床矿石回收率与安全生产的途径

Gypsum may crystallize on the surface of the phosphate rock particles.

石膏会在磷矿颗粒的表面上结晶。

Properties of Cementations Binder Consisting of Phosphogypsum,Slag,Lime and Cement

磷石膏-矿渣-石灰-水泥体系胶结性能研究

Effect of hydrated lime,anhydrite and limestone powder on performance of slag cement

消石灰、无水石膏与石灰石粉对矿渣水泥性能的影响

EFFECT OF CaF_2, CaSO_4 COMPOUND MINERALIZER ON PORTLAND CEMENT CLINKER

萤石、石膏复合矿化剂对硅酸盐水泥熟料矿物的影响