Journal of China Coal Society 2007 Issue 2 Analysis on influence factors of unit cost of coal mining

Analysis on influence factors of unit cost of coal mining
ZHANG Ai-rong;XU Jing

..............page:221-224

Study on multi-motors synthetical protector of fan in mine
HE Jiang-san;WEI Shu-wei;LIAO Ping;XIE Le-tian

..............page:216-220

Trend forecase of the ventilator based on the wavelet neural network
WANG Zhi-jie;WANG Chong-lin;LIU Tao;LI Dong;MENG Qing-hai

..............page:211-215

The influence of screen bowl centrifuge's technical parameters on coal slime dewatering
REN Xin;TIAN Yuan;LI Qing

..............page:206-210

Study on the coprocessing of Xinjiang Heishan bituminous coal with Tahe petroleum residue
ZHANG Chuan-jiang;ZHAO Peng;LI Ke-jian

..............page:202-205

Modification of heat transfer model of zone and network model in airway
XING Shu-ren;WU Bing

..............page:177-180

Hydraulic slotting technology to prevent coal and gas outburst during heading excavation
WEI Guo-ying;GUO Zhong-hai;XIE Lun-rong;XIN Xin-ping;SHAN Zhi-yong

..............page:172-176

Research and application of coal and gas outburst control measure based on hydraulic extrusion in roadway
LIU Ming-ju;PAN Hui;LI Yong-jun;HU Bao-jun;CHEN Wei-dong

..............page:168-171

Experimental study on optical characteristic of gas explosion in induction periods
LI Shu-gang;LI Xiao-bin;LIN Ying;SONG Jiu-zhuang;WANG Cheng-wu

..............page:163-167

Study on classification and identification indexes about gas dynamical disaster in coal mine
JIANG Cheng-lin;GAO Yan-zhong;CHEN Song-li;L(U) Shu-wen

..............page:159-162

Nonlinear plasticity limit analysis upper bound method of gangue hill stability
DONG Qian;LIU Dong-yan

..............page:131-135

Numerical calculations for a single pile embedded in saturated soil and in situ measurement
MIAO Yong-hong;LU Jian-fei;ZHAO Xiang

..............page:127-130

Numerical analysis on influence of reinforcing floor on stability of sides in deep soft rock roadways
LI Shu-qing;WANG Wei-jun;PAN Chang-liang;YANG Lei

..............page:123-126

Theorectical study of strip-filling to control mining subsidence
XU Jia-lin;YOU Qi;ZHU Wei-bing;LI Xing-shang;LAI Wen-qi

..............page:119-122

New development of rock bolting technology for coal roadway in China
WANG Jin-hua

..............page:113-118

Study of thermal oxidation degradation of Shenfu coal at ambient temperature in a fixed-bed reactor
ZHOU An-ning;Wang Jian;YANG Zhi-yuan;GE Ling-mei

..............page:198-201

Pyrolysis characteristics and kinetic modeling of three biomass species
WANG Jun;ZHANG Ming-xu;CHEN Ming-qiang;MIN Fan-fei;WANG Xin-yun;SHAO Qun;ZHANG Xue-cai;ZHANG Su-ping;REN Zheng-wei;YAN Yong-jie

..............page:194-197

Effect of particle size distribution on the rheology of oil-coal slurries
HAO Li-fang;WANG Yong-gang;XIONG Chu-an

..............page:190-193

Numerical simulation of flow field in the DWP heavy medium cyclone
LIU Feng;GUO Xiu-jun;QIAN Ai-jun

..............page:186-189

The coal mines safety appraisal based on unascertained set
CAO Qing-kui;YANG Yan-li;YU Rui-long

..............page:181-185

The multi-directional projection pursuit and the feature extraction of hyperspectral remote sensing image
ZHANG Lian-peng;LIU Qin-huo;LIU Guo-lin;JIANG Tao

..............page:155-158

Analysis of the soil leachate of mining dumping site contaminating groundwater
FAN Liang-qian;WANG Zhi-hong

..............page:150-154

The relations between geological structure in the western Jincheng diggings and coal-bed methane wells arrangement
NI Xiao-ming;WANG Yan-bin;JIE Ming-xun;WU Jian-guang

..............page:146-149

Neotectonic character of Handan-Fengfeng mining area and its significance for coal resource exploitation
CAO Dai-yong;ZHAN Wen-feng;ZHANG Jun;YANG Sen-cong;ZHANG Lu-suo;FAN He-ping;HUANG Pei;QIAO Jun;LIU De-min;CHANG Ming-hua

..............page:141-145

A new method of determining coal rock mechanical parameters by fracturing treatment materials
GUO Jian-chun;LIU Deng-feng;SONG Ai-ling

..............page:136-140