Coal Mining Technology 2012 Issue 3 Application of High Density Electrical Method in Detecting Sandbody in Coal Mine

Application of High Density Electrical Method in Detecting Sandbody in Coal Mine
sun lin

..............page:25-27,20

Application of Anchored Structure Supporting Method in Roadway with Dynamic Pressure
qin tian tai

..............page:49-51

xin xi dong tai

..............page:54,95,前插44

Underground Pressure Behavior Rule of Shallow-buried Mining Face under Thin Base Rock
LI Yan-jun;YANG Wei-shuai;XU Li-feng;GUO Wen-yan;LI Jia-lun;LIU Jian

..............page:86-88,108

Research on Gob Fire Source Detection in Coal-seam with Easy Spontaneous Combustion in Fengjiata Colliery
xu sheng ji

..............page:93-95

Analysis of Floor Water-burst Danger in 1st Mining Region of Hedong Colliery
XU Yan-chun;LI Jiang-hua;YAO Yi-lin;WU Wen-li;CAO Hai-chang

..............page:89-92

Technology of Anchored Cable Mesh Supporting in Oxidation Zone and Its Application
liu dan long ; deng ming liang ; li guang hui ; wei chui sheng

..............page:61-62,45

Application of Layered Grouting Technology in Foundation Consolidation for Broken Rock
jia lin gang ; xu fa kui

..............page:80-82

Specialization Development Mode and Suggestion of Coal Enterprise
SONG Mei;QIN Pei

..............page:100-101,92

Flow Dynamics Characteristic Analysis of Safety Valve with Large Flow in Powered Support
lang min

..............page:33-34,69

Rock-burst Danger Evaluation and Monitoring Technology of Mining under Igneous Rock
ZHAN Zhen-jiang;LU Cai-ping

..............page:83-85

Laboratory Test of Coal Pillar Strength and Deformation Characteristic
ZHANG Xin-rong

..............page:17-20

Technology of Constructing Semi-coal Roadway without Artificial Roof in Secondary Mining Area
zhao ya jun ; li zhong liang ; zhao hai bing ; lv hong jing

..............page:52-54

Hydration Action Mechanism of Additive in Spraying Shrinkage-compensating Concrete in Mine Supporting
LI Fu-hu;MA Qin-yong

..............page:13-16

Analysis of Water Dripping and Deformation Mechanism in 1000m Depth Roadway
qian zeng jiang ; qi chun qian ; zhu bin

..............page:66-69

Dyke Safety Analysis of Coal Mining under Shimen River
ZHANG Yan-bin;LI De-hai;JIA An-li;LI Jing-fang

..............page:70-73

Research on Truss Anchored Cable and Its Application in Retaining Roadway along Gob in Steeply-indined Thin Coal-seam
WANG Dong-pan

..............page:46-48

Quality Control Method of High-precision GPS Mesh Adjustment for Mine Area
WANG Bin;GAO Jing-xiang;HU Hong;ZHOU Feng

..............page:21-24

Surrounding Rock Deformation Rule of Roadway Driven along Gob in Soft Coal-seam
WU Yang;MA Feng-sen;HOU Sheng-quan

..............page:39-41,57

Technology of Roof Supporting at Stowing Area in Deep Roadway Retained along Gob
ZHENG Xi-gui;BAI Yun-bo

..............page:42-45

Practice of Roof Supporting in Soft Rock Roadway
liu jing he ; zhao shu jiang ; lv xiao lei ; li dong fa

..............page:63-65

Numerical Simulation of Ash Distribution Rule in Grouting Operation of Anchored-grouting Supporting
XIE Zhong-qiang

..............page:96-99

Numerical Simulation of Complex Gob\'s Influence on Coal Mining
ZHOU Guang-fei;HUA Xin-zhu;QIAN Biao

..............page:9-12,51

Methane Drainage Status and Development Tendency of Sihe Colliery
hao deng yun ; wang ping hu

..............page:105-108

Design of SGZ630/220 Scraper for Thin Coal-seam
li shi xu ; ju peng ; wang tian bo ; dan chun hai

..............page:35-36

Safety Guarantee Technology of Full-mechanized Caving Mining with Large-mining-height in Shallow Buried Coal-seam
shi shang yao

..............page:30-32

Numerical Simulation of Expressway Roadbed over Mined Gob
ZHANG Pu-gang

..............page:74-76,48

3-d Analogue Simulation of Roof Stress Rule in Large-mining-height Mining Field
CHEN Gang;JIANG Yao-dong;ZENG Xian-tao;YIN Lei

..............page:5-8,24

Design and Application of Long-distance Power Supply and Feed Liquid System in Full-mechanized Mining Face
li zhan ping

..............page:28-29,16

Failure Mechanism of Large “U” Roadway with Dynamic Pressure and Reinforcement Technology
dan jun wu ; sun zhi yong ; guo xiang ping

..............page:58-60

Projection Design of Support-back Sweeping Coal Device in Full-mechanized Caving Mining 4 ～ 8m Steeply Inclined Coal-seam
bai jia bin ; lv ying ; liu li

..............page:37-38

Applying Taylorism Method to Instructing Full-mechanized Driving Standardization Operation in Lu\'an Mining Area
li guang xing

..............page:102-104

Test of Retaining Roadway with Building Blocks in Mining Face with High Methane Content
GUO Zhi-bao

..............page:55-57

Research on Failure Height Prediction of Overlying Strata over Gob
zhang jin jun ; lu xin xiao ; zuo jun cai ; liu ning chuan ; jing zhi yi

..............page:77-79

Initial Discussion of Coalbed Methane and Coal Coordination Mining Mode
LEI Yi;SHEN Bao-hong;LIU Jian-zhong

..............page:1-4