Coal 2002 Issue 2 Roof Control of Sub- level Caving Mining Workface under Complicated Geological Condition

Roof Control of Sub- level Caving Mining Workface under Complicated Geological Condition
yan ping yi ; zuo dong ; zhang hong ; li shao hua ; ge zhen yu

..............page:37-38,64

Common Problem and Countermeasure to Ventilation System Adjusted
gao guang jun ; jia shi sheng ; zhu xue jun ; xu zhi jie

..............page:39-40

New Craft of Making All Close Welding Carrying Idler
yang cang nv ; zhao qing hong ; gao bao tong ; li zhen ming ; song kong jun ; li cui ling

..............page:41,43

Comprehansive Technique Improvement of Main Shaft Hoister System in Changcun Coal Mine
sheng tuan xiu ; tan peng hui ; bai hong feng ; zhang shu yu ; gao lu

..............page:42-43

Support-Draw Sleeper about Fitting Safety Exit of Fully-mechized Mining Workface
li yin liang ; huang zi qiang ; han dong xing ; xing jun wang ; duan jian ting

..............page:44-45

Improvement of Carrying Idler Structure of Belt Conveyor
qiao qian

..............page:46,50

Optimizing and Concentrating Coal Flotation Craft
li jian hua ; cao xu bing ; gao wen liang ; zhao lian yu

..............page:47-48

Test Sulfur Content with ICP - AES Method
cheng jing ; hu chun lian

..............page:49-50

Technical Measure about Forestalling Small Mine Winder Driverself Injured Accident
feng chao xu ; li yue cheng ; huang zi qiang ; hou liang bin ; he qing ze

..............page:51-52

Development and Applicated Prospect of Comprehansive Automation Technique in Substation
du wu yi

..............page:67-68

Roof Control of Sub - level Caving Mining in"Three- weak Elements" Unstable Thick Seam
fan de heng ; chen bing zhen ; shi ai ping

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

Study of Designed Method on Change Direction of Fully-mechanized Coal Mining Face Unit
li an hong ; wu zhi xiang ; jia jian jun ; zhang yong ; song qing wei

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

Craft and Quality of 34×126 Arc Gear Flat Chain
song en ze

..............page:30-31,34

Study on Buffer Support of SSJ—1200/2×200 Belt Conveyor End
zuo dong ; yan ping yi ; ge zhen yu ; zhang hong ; cui lian he

..............page:28-29

Improvement of ZTF11520/23/32 End Support
lv shi hong ; zhang shuan yu

..............page:26-27

Study on Sub- level Caving Mining under Thick Alluvium Mining Village
du ming qing ; hao ming xiang

..............page:22-25

Improvement and Application of Interior Spray System of MXG—475 Shearer
guo cheng xing ; ma jin rong ; hao zhi hong ; wang deng feng ; lv zuo ; wang yong lin

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

Application of Bolt Support Technique in Pangzhuang Coal Mine
luo wu xian ; xia zhong yang

..............page:18-19,29

Comprehansive Utilization Prospect of Refuse in Lu'an Coal Mine
song rui tan ; zhang li

..............page:65-66

Application and Management of Computer Protection of Mine Supply Electrical Net
song an hong ; sun chun feng ; feng hai qing

..............page:63-64

Application of Simultaneous Equations in Coal Mine Test
wei xue lin ; fang jun xia

..............page:61-62

Analysis of Hydrogeology Condition of Wuyang Coal Mine
shi li min

..............page:59-60

Analysis of Pick Losing Effectiveness about Shearer and Driving Machinery
wang yun xia ; wang ruan ping ; yao wen ping

..............page:57-58

Discussion of Support Form about Lead Support Section of Sul-level Caving Mining Workface Two Roadways
wang zhi zhong ; niu hong wei ; wang jin yi

..............page:56,62

Discussion of Support Methods in Soft Rock Roadway
lv jian qing ; zhang li ping ; li xia ; ma dong

..............page:54-55

Tilting Prevention and Slippage Prevention of Fall- Mechanized Mining Equipment in Big Elevation Angle Workface
wang guo qing

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

Brake Install of Belt Conveyor
tan peng hui ; liu cong ; wang hong bin ; lv hai jun ; guo bin bin

..............page:16-17,36

Application of Irregular Trapezoid Support to Large Inclined Fan Seam
mi quan ping ; zhou yu fang

..............page:15,52

Study and Application of DMP—125 Frictional Belt Conveyor
jiang xue yan ; yan xi he ; li hong wu

..............page:13-14

Application of Millisecond Blasting in Locally Coal Mine
wang ru lin

..............page:10-12

Application of Visual Basic Writing Program in Large- scale Ground Control System of Coal Mine
bi jian tao

..............page:8-9,12

Development and Application about Mating Technology of Anchor Bar Support
zhang xiang dong ; zhang shu guang ; li yong jing

..............page:1-3,7

Proofed Breaking Mechanism of Rew Type Bolt
kong heng ; ma nian jie ; wang meng shu ; zhang cheng ping ; yang zhen mao

..............page:4-7