Coal Geology of China 2001 Issue 4 Research on Overcurrent Protection of Low Voltage Electrified Wire Netting in Mine

Research on Overcurrent Protection of Low Voltage Electrified Wire Netting in Mine
liu chun sheng ; kang run sheng

..............page:74-75

wen shu dang an guan li gai ge de chang shi
chi yuan jun

..............page:76-77

shi lun mei tan di zhi xin xi zi yuan yi ti hua guan li
xian hua

..............page:78-79

lun mei tan di zhi qi ye dang zheng gong san zhe guan xi
li kui

..............page:80-81

ke ji shu kan zhi yin gong yi ji zhi liang kong zhi
zhang jie

..............page:82-83

Simply Analyses on Improving Management of Mine Mapping Techniques
he xiang yong

..............page:72-73

Application of R59 Drilling Fluid in The Construction of Petroleum Cluster Well
wang she qi

..............page:58-59

Manufacturing Report of MDS -φ215 Cored Tool
wang zhong qin

..............page:55-57,59

Application of D. C. electric Method on Surveying Old Mine Area
zeng ruo yun ; yao jian hua

..............page:53-54

Application of Multichannel Trasient Rayleigh Wave Exploration Technique in Engineering Investigation
zhang shu zuo ; chang suo liang ; wang run fu ; liu jian jun

..............page:50-52

The Theoretical Study of Time -lapse Explode Method and Its Application
zhang hui xing ; ning shu nian ; yang feng ; li yi ; zheng yu

..............page:47-49

Analysis and Evaluation on the Environmental Hydrogeological Characteristics in Changqing Mine Field
wu en jiang

..............page:45-46

Technology on Combining Soil Nailing Wall with Light Point Well in Retaining, Protecting and Dewatering for Foundation Excavation
he wei min ; yi ke guang ; sun ming xin ; liu ming jun ; zhang jian jun

..............page:43-44

Analyses on Recovery Rate of Coal Bed Methane in Luan -Jincheng Mining Area
cheng guo qing ; li guang chang

..............page:25-26

Gas Preservative Law in Northern Datong Coal- field
li chun sheng ; feng yue xin ; liu shan bin

..............page:22-24

Analyses on Producible and Preservative Conditions of Coal Gas of Shahai Formation in Dongliang Area of Fuxin Coal -field
he yu mei ; zhang jun bao

..............page:20-21

Discussion on Thermal Evolution and Secondary Hydrocarbon Generation of Organic Matter From Upper Paleozoic Coal Measures in Northern China
zheng li quan ; li xian qing ; zhong ning ning

..............page:16-19

Paleogeographic Evolution of Late Paleozoic Coal- bearing Strata in Northern China
wei huai xi

..............page:14-15

Tectonic Features in Gaohe Mine Field of Luan Mining Area
sun qi zheng ; li xin min ; liu xian ping

..............page:12-13

Discussion on resources store and safely supply of coal
gao hong lie

..............page:1-2,6

Thinking on geological prospecting units work in concert with great development in Western China
chen zhuang fei ; wei xin hua

..............page:3-3,9

Coal Structural Controlled Process of Linru Coal- field
mi li hua ; xu feng juan ; hou li guo ; gao yong bin ; xin hong qi

..............page:4-6

Influence of Nappe Structure on Geological Condition of Exploitation in Xinji Mining Area
ling biao can ; peng su ping ; meng zhao ping

..............page:7-9

Analyses on Structural Features of Baiyanghe - Sigonghe Reconnaissance Area in Zhunnan Coal- field
xu jin ; jing yi wu

..............page:10-11,63

Method on Heighten Quality Fine Ratio of Borehole Injection Pile Construction
wang jian ming

..............page:70-71

Analyses on Technic Economy of Filter Set Remake of Yongcheng Coal - electricity Group
ai yong le ; kang run sheng ; fu zi yi ; wang fu zhong ; yu fa shan ; tian shu

..............page:67-69

Handling of Datum in Compresol Pile Basic Project
zuo zhe ; zuo chun you ; zhang shou zuo

..............page:66-66,79

Application of Stride Hole Ultrasonic Wave in Quality Testing of Concrete Grouting Pile
zhu xiu zhi ; zeng jiang

..............page:64-65,73

Comprehensive Testing and Effect on Engineering Quality of Draw Water Tunnel
hu xiang zhi ; zhang xian zhe ; han zi hao

..............page:62-63

Simply Review on Well Bore Locus Election of Directional Well in Petroleum Field
wu jing jun

..............page:60-61,69

Study on Engineering Geologic Property of Bed Rock Weathering Zone and The Mechanism of Decreasing Protective Coal Column
liu xiao yun ; yang ben shui ; xu ming chu ; wu bang quan

..............page:41-42,52

Study on Meachanism of Rock Movement and Subsidence in Coal Mining of Shallow Coal Seam
wei bing liang

..............page:38-40

Application of Remote Sensing Technology in the Prospecting of Water Resources
xiao zuo ; xiao meng rong ; lu zuo ; liu wei qiang

..............page:35-37,40

Present Situation on Exploitation and Application of Underground Water Resources and Future Countermeasures of Water Supply in Shuangyashan City
xiao qing zhi ; cui li hong

..............page:32-34

Division and Correlation of Quaternary Strata in Jingyuan Region of Gansu Province
zhong yu hai

..............page:29-31,83

Exploiting Prospect of Coal Bed Gas in North of the Huanghe River Zhangqiu and Zibo Coal- fields
fan shi yan ; wei huai xi ; fan qing wu

..............page:27-28