Coal Science and Technology 2012 Issue 12 Influence Factor Research on Water Saving and Heat Exchange Efficiency of Spraying Heat Exchanger in Mine air Return Roadway

Influence Factor Research on Water Saving and Heat Exchange Efficiency of Spraying Heat Exchanger in Mine air Return Roadway
du chun tao ; dong zhi feng ; meng guo ying ; liu jian gong

..............page:80-83

Analysis on Coal Price Variation Affected to National Economy Based on Input and Output Model
wang wei ; dong de biao ; zhao lian zhen ; xu chao

..............page:125-128

Moisture Content Affected to Initial Gas Emission Velocity of Different Ranking Coal
chen xiang jun ; cheng yuan ping ; wang lin

..............page:62-65

Experiment Study on Secondary Grouting Reinforcement of Broken Surrounding Rock in Large Loose Circle
li yun ; han li jun ; sun chang xing ; dong ye mao

..............page:19-23

Study on Supercritical Methanol Extraction Experiment to Lignite
yang zhu zuo ; zong zhi min

..............page:122-124

Study on Micro Seismic Monitoring and Measuring Technology in High Cutting Fully Mechanized Top Coal Caving Mining of Deep Mine
zhang ming ; jiang fu xing ; ren yan fang

..............page:35-37,41

Spectrum Analysis Applied to Sedimentary Cycle Analysis of Coal Measures
zeng ling dong ; xie xiao guo

..............page:101-103

mei tan ke xue ji shu 2012 nian di 40 juan zong mu ci

..............page:129-132

Study and Practices on Changing from Fully Mechanized High Cutting Coal Mining to Fully Mechanized Top Coal Caving Mining in Buertai Mine
yang rong ming ; wu shi liang

..............page:8-10,14

Optical Grating Monitoring and Measuring System of Stress Variation for Backfilled Mass in Goaf of Gateway Retained and Application
wang xin ; li lian qing

..............page:93-96

Practice on Comprehensive Gas Drainage Technology in High Gassy Mine
xu tai shan

..............page:52-54,96

zhi xie mei tan ke xue ji shu shen gao zhuan jia

..............page:133-133

Study on Automatic Following Technology of Electric and Hydraulic Control System Applied in Hydraulic Powered Support
tao xian ; lin fu yan ; zhang xiao qing ; cheng xian ming

..............page:84-87

Study on Dynamic Features of Leg Applied to Hydraulic Powered Support Under Bumping Load
liu xin ke ; zhao zhong hui ; zhao rui

..............page:66-70

Design on Energy Collection System in Underground Mine Based on Piezoelectric Effect
ding en jie ; wang dan ; jiang long jiao ; an zuo

..............page:71-74,79

Study on the Methods of Eliminating Blank Zone of Mine Gas Drainage
liu jun ; wang zhao feng ; li xue chen ; kang yu

..............page:59-61,87

Study on Geostress Measurement and Distribution Law of Dynamic Phenomenon Frequently Occurred in Mining Area
pang jun lin

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

Design on Hydraulic Powered Caving Support with Electro-Hydraulic Control Applied in Seam with Soft Roof, Coal and Floor
wang jian guo

..............page:97-100

Permeability Improved Technology and Practices with Deep Borehole Energy Accumulation Blasting in Low Permeability Seam
shang deng ying ; lv peng fei ; yu xue yang ; zhang hui jie

..............page:48-51

Study on Relationship Between Coal Bed Methane Resources Deposit Condition and Vertical Gas Well Production Capacity
wang xiang hao ; wang yan bin ; yuan jun ; xue pei ; wei qiu ye ; wang hong jie

..............page:104-107

Design on Inner Loading Hydraulic Pressure Test System of Large diameter Double Telescopic Leg
wang wan fa ; song jia

..............page:75-79

Study on Geostress Measurement by Hydrallic Fracturing Method in Mine Soft Rock Roadway
zeng zhao you

..............page:31-34

Bolt Support Technology of Gateway with High Stress Broken and Swelling Roof
bao yong sheng

..............page:24-26

Analysis on Wire-Rope Coring Technique Affected to Lost Time of Coal Bed Methane
xue xiao hui ; ye jian guo ; sun qi ; zou chang ming ; zeng fan wu ; hu wei xue

..............page:108-110

Analysis and Utilization Direction on Associated Resources of Lignite in China
luo pei pei ; fu xue hai

..............page:118-121

Numerical Analysis on Roof Raining Affected to Surrounding Rock Deformation of Mine Gateway
zhao yong feng

..............page:27-30,34

New Gas Drainage Technology of Single Outburst Seam in Pingdingshan Mining Area
wei xiu jun ; wang man

..............page:42-47

Drilling Construction Test of ZYWL-6000D Directional Drilling Rig
li yan ming ; wang yi hong ; kong wei

..............page:38-41

Study on Stability of Pulverized Coal Dense-Phase Transportation System for GSP Gasification Technology
wu yue ; li gang jian ; jing yun huan ; luo chun tao

..............page:111-113,117

Study on Comparison of Methods to Determine Gas Drainage Radius and Existed Problems
hao fu chang ; liu ming ju ; sun li juan

..............page:55-58,110

Modern Coal Mining Affected to Underground Water Deposit Environment in West China Mining Area
gu da zuo ; zhang jian min

..............page:114-117

Study on Temperature Field Distribution Law of Freezing Wall for Inclined Shaft
liu bo ; li yan ; dai hua dong ; yang wei hong

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

Study and References of European Union ATEX Flame Proof Certification System
luo yi

..............page:88-92,121

Study on Factors Affected to Stability of Water Prevention Coal Pillar in Steep Inclined Seam Mining
li yong ming ; liu chang you ; xu qing yun ; qiao yuan dong

..............page:15-18,23

Study on Pressure Released Technology of Shortwall Mining Face
wang li ; chen guan wen

..............page:11-14

zuo kuang xin feng guang dian zi chan ye yuan ji jiang jian cheng tou ru shi yong

..............page:133-133