Journal of Mining and Safety Engineering 2004 Issue 3 Numerical simulation of softening thick and hard roof by injecting water

Numerical simulation of softening thick and hard roof by injecting water
chen rong hua ; zhang lian ying

..............page:85-86,89

Technique of mining thick and small-interval seams which passing abnormal ground pressure area
yin de wei ; dai dong bao ; xing yu zhang

..............page:87-89

The analysis and practice of roof control in belt coal seam face beneath thick aquifer accumulation
dai jin ; ma quan li ; li hong

..............page:90-91,94

Ground pressure observation in shallow-buried mining face
wang qing cang ; zhao yong fei

..............page:82-84

Ground pressure behavior of hard roof mining face
ren bao

..............page:79-81

Ground pressure behavior and roof controlling in fully-mechanized top-coal caving face with gridding support
zhang en qiang ; lin hai fei ; li shu gang ; wu jin guo

..............page:76-78

Analysis of sand inrush generation condition in coal mining of shallow coal seam
wu yong ping ; lu ming shi

..............page:57-58,61

Bolt with mesh support of open-off cut in fully-mechanized top-coal caving face
huang da yong ; guan ping gang

..............page:55-56

The numerical simulation of the support parameter of single-truss used to support the roof
qu hua ; jiang jin quan ; ning jian guo

..............page:53-54,56

Research of roof bolting with bar and wire mesh in gob-side driving entry in deep of coal mine
meng jian bing ; chen xing he

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

Bolt with mesh supporting in soft roadway
yu hai qiu

..............page:47-50

Parameters optimization of coal roadway anchor supporting
deng fu bao ; huang wen zhong

..............page:45-46,50

Reinforcement of bolt and grouting in main haulage roadway in Linhuan coal mine
zhang gui lian ; chen xiao xiang ; cao ji hong

..............page:42-44

The study of dynamic supported technology of bolt with grouting and cable in Renlou coal mine
xuan yi qiong

..............page:40-41,44

Simulation of the time-dependent behavior of soft rock roadway
lu ai hong ; mao xian biao ; zhang xiao chun

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

Determination of pillar width of gob-side driving entry in a fully-mechanized top-coal caving face
gao ming shi ; zhang nong ; cheng long

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

Numerical analysis of layered medium's influence on the stability of cracked surrounding rock
wang lu ming ; zhao hong xian ; hua an zeng

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

The failure and unstability analysis of roadways of lithological characters weak structure
fan ke gong ; di de yuan

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

Analysis on support effect of self-moving ahead support
shi yong kui ; li fa zhu ; song zhi an ; wang zhen wu

..............page:15-16,19

Mechanical deformation and stress analyses of the narrow pillar of road driven along next goaf for fully-mechanized top-coal caving face
li shun cai ; bai jian biao ; dong zheng zhu

..............page:17-19

The relaxed stress technique in roadway and chamber using over-the-roadway extraction in a fully-mechanized top-coal caving face
yang tian liang ; cheng ken ; han de ming ; xu jin hai

..............page:20-22,25

Improving supporting density to control surrounding rock deformation in deep-buried roadway
xu long cang ; li jun ping

..............page:23-25

The optimizing design of pillars measure of ally exploitation laneways in the very close quarters coal seams
zhang pei sen ; zhang wen quan

..............page:26-28

Ground pressure of entries in the"isolated island"face using full-mechanized top-coal caving method
jia min ; qi fang yue ; peng dan ren

..............page:29-30,33

The failure mechanism of seam entry in deep-buried and fractured roof
ma shi zhi ; jing hong wen

..............page:31-33

The supporting technique in deep of coal mine
wang zuo ping ; sun sen ; ni qing jun

..............page:34-36,39

Design and application of chamber in soft rock of deep mine
cheng yun hai ; ma qi hua ; liang yun pei

..............page:37-39

Technique of preventing water in coal mining above aquifer
chang xing min ; he jun wei

..............page:92-94

Performance study of the polyurethane for the loose coal body reinforcement
li qiang ; xu jing cai ; luo zhen min

..............page:95-97,99

Repairing fractured shaft wall using reinforcement of stratum
lv jian wei ; chang xiang dong

..............page:98-99

Water-proof effect and parameters of pre-grouting in water-content stratum of a shaft in Tengnan mining area
chen yu hua ; zuo shi guang ; yu shao bo

..............page:100-102,105

Stripe mining technique under village
xue yong jun

..............page:103-105

Automatic measurement of deformation of the similar material model using image processing
cai li mei ; xu jia lin ; ma wen ding ; zhao hai yun

..............page:106-108

Numerical simulation of original rock stress
che jin ru ; zhao guo jing

..............page:109-110

The influence of high-pressure injecting water to gas emission in entry driving face
du wei xin ; han heng mei ; li xue chen

..............page:111-112

The experiment of millisecond blasting in blast-winning face
fu yan qiang ; li guo chen ; liu guo xing

..............page:113-114,117

The characteristics and prevention of rock burst in Sanhejian coal mine
wang hui ming

..............page:115-117

Ground pressure behavior in top coal caving face supported by light hydraulic prop under condition of steep inclined thick coal seam
wen quan ; wang hai yan

..............page:74-75,78

Controlling of top coal of tip-to-face area in fully-mechanized top-coal caving face
li chen long ; yang ji hai ; wang shu quan

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

Ground pressure behavior in fully-mechanized mining face with large mining height and thin basement rock
zhang hui ; tian yin su

..............page:69-71

The blasting parameters of compulsive roof cave-in for difficult-to-collapse roof in shallow seam
lv jun ; hou zhong jie ; zhang jie

..............page:66-68,71

Reasonable support density in conventionally-mechanized mining face
chai jiu mao

..............page:64-65

Strata pressure of combining mining in steep and close seams
qi tao ; shi ping wu ; wang shuan cun ; zhang jia fan ; tian ying nan

..............page:62-63,65

Research of extracting 三2 seam in Yongxia mining area
zhang jing jun ; wang tian xi

..............page:59-61