矸
1、采矿过程(开拓、掘进、剥离、回采)中,从井下或露天矿场开采出的或混入矿石中的岩石,煤~子。
2、矸石的通称。
风化层厚度随排矸年限的增加而加大。
The weathering layer thickness thickens with the increase of dumping years.
下部层位夹矸厚度变化较大。
The lower tonstein layer is changing in thickness.
该文详细论述了粘土岩夹矸的岩矿特征。
The paper has in detail discussed the characteristics of the rock and minerals of the tonstein.
介绍了掘进矸的危害,探讨了掘进矸的处理措施。
The harm of driving waste is introduced, and the dealing measures are approached.
用正交试验研究了活性矸制备过程不同操作条件的影响。
The effects of different operations on the preparation of activated gangue are studied by orthogonal test.
本发明公开了一种煤矸辨识及防作弊的矿车检测装置和方法。
The invention discloses a mine car detection device and a method for identifying coals and gangues and preventing cheating.
文中介绍了阳煤集团五矿排矸井井壁及罐道变形的测量方法。
An introduction is made in the paper of the method for deformation survey of disposal shaft wall and cage guide in No. 5 Mine of Yangquan Mining Group.
此项研究可为探讨高岭石夹矸的成因及成煤环境提供微观依据。
The studying gives the microscopical evidences for research on the tonstein's genesis and coal formation environment.
深床型空气重介流化床分选方法为块煤排矸提供了一条新途径。
This method of coal preparation with air dense medium of deep fluidized bed provides a new way for lump coal separation.
新型三产品重介质旋流器是一种先排矸的三产品重介质旋流器。
The novel three-product dense medium cyclone is a type of three-product cyclone with refuse discharging firstly.
夹矸层的厚度及物理力学性质对顶煤的应力分布和移动有重要影响;
The thickness and physics mechanics nature of rock parting have important influence on the stress distribute and its movement of top coal.
通过对老运输系统技改,自制安装选矸系统,取得良好的经济效益。
By old conveyor system technology transform, this paper increasing picking rack system, it obtains good economic.
这常常会在地面上留下一个个巨大的坑,有毒的矸子山和污染的河道。
This often results in huge holes in the ground, noxious spoil-heaps and polluted watercourses.
随着煤变质程度的升高,煤层夹矸中高岭石的结晶度、有序度也随之升高。
With the rise of the coal rank, the crystallinity of kaolinite and its order in the anthracite bed go up.
元素地球化学特征还表明,黑岱沟煤及煤层夹矸中微量元素来源于上地壳。
Which also shows that the trace elements in Heidaigou coal and its dirt are from the upper crust.
在回采过程中,解决了支架防倒防滑、机组电缆夹的防滑、防窜矸等技术难题;
The problems of anti-skid-incline and anti-scurry dirt are solved in the working process.
分析了不同放煤步距、顶煤块度对放煤过程中煤矸砂流动形态、混矸程度的影响。
The effects of different drawing intervaland top-coal fragmental size on flow character of coal-gangue and sand, and on mixed degree of coal and gangue were analyzed during drawing top-coal.
本文介绍从南桐矿务局干坝子选煤厂洗选尾矸中回收黄铁矿的工业性试验生产流程。
This paper discusses a plant test at the Gan Baji Coal Preparation plant, Natung Coal Mine, involving a circuit for recovering pyrite from refuse of that plant.
主导产品之一:复合式干法选煤设备,具有选煤不用水排矸降灰,提高煤质的特点;
One of the main products is FGX compound dry coal equipment, which has some features like cleaning coal without using water and reducing the ash content to improve the quality of the coal.
必须采取柔性措施以及提前在临时支架上方堆积碎煤矸等松散材料降低冒落矸石冲击力;
The flexibility measures as well as the broken coal rejects and other soft bulk material set up on the top of the temporary support should be applied to reduce the impacts of the roof falling rocks.
在高变质阶段的贫煤、无烟煤层中,煤层夹矸的粘土矿物成分以伊利石为主,高岭石次之。
In the lean coal bed and anthracite bed of high coal rank, the main composition of the clay mineral in the tonstein intercalations is illinite, Kaolinite takes second place.
夹矸的原始组分及粒度大小是造成同一夹矸层中不同夹矸类型间元素含量差异的主要原因。
The original matter of the tonstein and its grain size are main reason for that the different textures of the tonstein are of different element contents in the same bed.
矿井地面排矸系统是保证矿井矸石排放需求,实现矿井煤炭生产持续稳定地增长的关键环节。
Roak spoil removal system of mine surface is to ensure mine roak spoil removal requirement, and to realize a key link of coal production continued development of mines.
指出通过块煤选矸系统的技术改造,能生产出优质畅销的动力煤品种,使经济效益达到最佳状态。
The paper points out that only by reforming the picking gangue system, the best-selling quality power coal series can be produced and the optimum economic benefit be achieved.
造成这种煤的变质程度升高而夹矸成分转化的主要原因是区域变质作用及周围介质条件影响所致。
The main reason for the rise of the coal rank and its composition transformation is the process of regional metamorphism and the influence of medium conditions around it.
结果发现,各种预处理方式对活性矸吸附性能均起反作用;适当碳化可明显改善活性矸吸附性能。
It is found that various pretreatment take counteraction on adsorbability of activated gangue which can be improved by carbonization obviously.
结果发现,各种预处理方式对活性矸吸附性能均起反作用;适当碳化可明显改善活性矸吸附性能。
It is found that various pretreatment take counteraction on adsorbability of activated gangue which can be improved by carbonization obviously.