China Coal 2010 Issue 6 Application and research on an intelligent electricity saving device for belt conveyors' frequency conversion speed regulating mechanism

Application and research on an intelligent electricity saving device for belt conveyors' frequency conversion speed regulating mechanism
Luo Yuqi

..............page:82-83,86

Concept of gas control and simultaneous extraction of coal and gas
Yuan Liang1;2 Co Ltd;Huainan;Anhui province 232001;China)

..............page:5-12

Optimization of mining method and its realization on computer
Fan Yuqing;Wen Liangxia;Xin Chengpeng;Zhang Jingzhong

..............page:78-81

A research on tribo-electrostatic of Jining 3# Coal Mine
Wang Jinsong1;2;Zhang Xinxi1;2;Deng Feng1;Duan Daiyong1;Tian Bing1;Zhang Sha1

..............page:89-91

Application of vulnerable index method in the assessment of water outbursts from coal seam floor
Wu Qiang;Liu Shouqiang;Jia Guokai

..............page:15-19,22

On the status-quo of digital coal library data resources and strategies for further improvement
Zhang Xiaohong

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

xin jiang zi zhi qu ni ding mei tan you shi zi yuan zhuan hua shi shi fang an

..............page:106

On work implementation on horizontal freezing drill-holes and measures to prevent fracture of freezing pipes
Chen Xuzhong1;Zhou Huaqun2;Kang Rong3

..............page:63-65,69

Application of grouting-hole-sealing for coal seam methane pressure testing in Ping'gou Coal Mine
Zhang Jinshan;Wang Zhengwei;Zhou Lianchun;Wang Ruizhi;Sun Baolei

..............page:100-103

An analysis of coal tamping blending for coke making and its advantage
Wang Cuiping

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

Development progress in fine coal dewatering
Zhang Yingjie;Gong Guanqun;Xie Guangyuan;Xie Linghui

..............page:95-97

Application of pressure balance for fire prevention and control in shallow fire zones with serious air leakage
Ding Sheng1;Gao Zongfei1;Zhou Fubao1;Zhao Junkai2;Li Guanghua2

..............page:107-109,113

An analysis of renovated mine gas extraction technology in Huangyanhui Coal Mine
Pang Dengyu

..............page:104-106

Design of an abrasive water jet steel pipe cutter in underground mines
Liu Lihong1;Jia Beihua1;Liu Huamin2

..............page:84-86

guo tu zi yuan bu : mei tan he xi tu kuang chan di chu bei zhan lue shi dian ji jiang tui chu

..............page:31

An analysis of the functions of supermarket style management System for material supply in Hebi Coal
Li Huizhen

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

san ling dian ji lcd zhai bian pin jie xian shi qiang wei kong zhi shi ti gong duo yang hua xuan ze

..............page:128

A study on the forecast of Nantun Coal Mine's mining and heading face geological structure
Jia Po1;Zhong Chongwu2;Wang Yingde2;Guo Ying3

..............page:87-88,97

Wet type shotcreting equipment for coal mine use and a study on the complete technology
Dong Rongquan

..............page:70-74

On several power supply safety measures for use in highly gaseous coal mines
He Lixin

..............page:75-77,81

Yankuang's exploration and practice in strengthening risk prevention and control in merging and acquisition overseas
Zhu Jian'guo

..............page:118-120

Xinwen Mining Group:practice and effects in implementation of internal purchase of saleable coals with coal quality based pricing
Wang Zhicheng

..............page:23-27

Application of grey correlation degree in the identification of sources of mine water bursting
Hao Binbin;Li Chong;Wang Chunhong

..............page:20-22

Application of bag type grouting for hole sealing in sealing off coal mine gas extraction holes
Wu Shuiping

..............page:98-99,103

shi jie ling xian de cai kuang ye jie jue fang an gong ying shang shan te wei ke zhan wang cai kuang ye wei lai

..............page:128

Coal mine accidents and control:a comparative analysis between China and foreign countries
Jin Ni

..............page:110-113

A study on the regularities of strata behaviors in contoguous coal seams
Wang Guan1;Zhang Dongsheng1;Chen Yonghui1;2;Meng Qi1;3;Zhang Wei1;Chen Jianben1

..............page:59-62,69

Occupational health and safety in South African mining:status-quo and new development
Bi Ying

..............page:121-125

san yi zhong zhuang cai jue xin shi dai xi lie huo dong chang sha jie mu

..............page:127

wo guo jiang zai quan guo ge mei kuang jian li jing xia an quan bi xian liu da xi tong

..............page:12

jia qiang guo ji jiao liu tui jin mei kuang wa si zong he zhi li yu li yong 2010 nian zhong guo mei kuang wa si zhi li guo ji yan tao hui zai he fei long zhong zhao kai

..............page:129-131

Status-quo and issues of exploration and development of coal resources in Guizhou province and solutions
Yi Tongsheng

..............page:32-36,48

Considerations in employment of postgraduate students from coal universities
Ma Xinmin;Yang Dapeng;Gao Jie;Wang Jiafa

..............page:43-45

di er jie zhong guo shan dong kuang shan ji dian zuo mei hua gong gao duan chan pin bo lan hui sheng da zhao kai

..............page:127

New technology for mine water reclamation to potable standard:a field test
Xue Bin;Gong Taishi

..............page:114-117,125

An analysis of mine pressure characteristics of irregular coal bodies being recovered using top coal caving longwall mining method
Yang Naigui

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

guo jia neng yuan ju jin nian ji hua guan ting 1000 wan kw xiao huo dian ji zu

..............page:45

A research on surrounding rock control technology for small pillar side air drift retaining for top coal caving longwall face
Wu Youzeng

..............page:52-55,58

Fan-shaped longwall mining technology:a technical study on the case of Hongling Coal Mine
Jiao Wende;Liang Junyi;Tian Shuanglong;Wang Ping

..............page:56-58

jing ying zuo zuo , shen du jiao liu , tui jin mei kuang wa si zong he zhi li yu li yong ji 2010 nian zhong guo mei kuang wa si zhi li guo ji yan tao hui
kang shu yun ;';'';'au';'cjfq');

..............page:13-14,120

Coal industry construction projects:existing problems and solutions
Zhu Chunming

..............page:41-42

M&A performance of listed coal companies based on DEA
Guo Kai 1;2 Liu Haifeng3

..............page:37-40

An analysis of coal economic performance during January～May,2010
Liu Xiuqing

..............page:28-31

xin xi shi kong
huo peng yuan ; kong fan feng ;';'';'au';'cjfq');

..............page:126-127