Coal Science and Technology 2016 Issue 9 Research progress on scientific mining and scientific productivity in coal mines

Research progress on scientific mining and scientific productivity in coal mines
Li Dongyin;,Wang Shen;,Liu Wenchao;

..............page:1-5

Research progress on measuring technology of coal dielectric constant
Zhu Hongqing;,Xin Miao;,Chang Mingran;,Liu Danlong;

..............page:6-12

Key technology and equipment of rapid drilling for large diameter vertical directional borehole in mine area
Shi Zhijun;,Zhao Jiangpeng;,Lu Hongtao;,Tian Hongliang;,Hao Shijun;,Zhang Qiang;,Shi Haiqi;

..............page:13-18

Study on advance hydraulic powered support and surrounding rock coupling support system and suitability
Wang Guofa;,Niu Yanqi;

..............page:19-25

Analysis on floor heave features of large cross section gob-side entry retaining in deep mine
Hua Xinzhu;,Li Zhihua;,Li Yingfu;,Yang Peng;,Kan Jiaguang;

..............page:26-30

Mining technology of ultra thick seam under 380 kV high voltage line in Pingshuo Mining Area
Xu Naizhong;,Deng Zengbing;,Sun Wanming;,Wang Yantao;,Han Keming;

..............page:31-35

Study on carbon dioxide blasting mining and driving equipment and technology
Du Zesheng;,Fan Yingchun;,Xue Yufei;,Chen Penglei;,Wang Jie;

..............page:36-42

Effects of hypophosphite inhibitor on change law of reactive groups in coal structure
dong xian wei ;, ai qing xue ;, wang fu sheng ;, xu guo yu ;, zhang yan fang ;, song yan jiao ;, zhao yue hong ;, li sen ;, wei ji min ;

..............page:43-47

Study on explosion and influence factors of low rank injection coal
Li Zhentao;,Chen Hongbo;,Wang Yue;

..............page:48-53

Analysis on powered support jammed mechanism of fully-mechanized coal mining face in shallow depth mine pass through over concentrated coal pillar
Li Haodang;,Zhang Bin;

..............page:54-60,82

Study on crack evolution law of overburden strata and stability of interlayer rock in upward coal mining
Shao Xiaoping;,Wu Juntao;,Zhang Jiafan;,Zhang Jie;

..............page:61-66

Study on setting load of powered support in high cutting fully-mechanized coal mining face affected to coal wall stability
Li Heng;,Kang Tianhe;,Li Xiaopo;,Yang Yongkang;,Wu Linlin;

..............page:67-71,92

Study on support system optimization of broken seam and rock gateway along fault
Zhang Yanwei;

..............page:72-76,166

Study on comprehensive support technology of mine gateway with thick soft and weak roof
Han Jiahong;

..............page:77-82

Sectional support technology of weathered bedrock in inclined shaft of Piliqing Mine
Li Jiaquan;,Li Ji;,Yu Mingjiang;,Sun Jianhui;

..............page:83-87

Fully-mechanized rapid heading and support technology of large cross sectional intersection
Fu Mingming;,Chen Shanchang;,Zhang Yinghua;,Huang Zhian;,Xiao Shanlin;

..............page:88-92

Gas emission features of coals with different coalbody structure and their influencing mechanism
Zhang Xiaodong;,Li Pengpeng;,Zhang Shuo;

..............page:93-98

Study on gas emission calculation method of coal wall in fully-mechanized coal mining face in outburst seam group
Sang Cong;,Li Wei;,Zhang Lang;,Wang En;

..............page:99-104

Application of gas control mode with six gateways per coal mining face to coal mining in seam group
Liu Xueli;,You Jijun;

..............page:105-109

Study on bedding drilling slotting permeability improvement, water injection and dust control technology of low permeability seam
Xu Houxue;

..............page:110-114

Characteristics of fillings in cracks of seam and influences to seam permeability
Wang Haiping;,Shi Xuefeng;,Ganghuyage;,Tang Ying;

..............page:115-121

Study on physical and chemical coordinative depressing filter loss of low density drilling fluid for coalbed methane drilling exploration
Zhu Jinyong;,Hou Shupeng;,Chen Liyi;,Wang Sheng;,Zou Jie;,Song Jiaqi;

..............page:122-126,160

Simulation study on hydraulic-mechanical coupling adjusted by electro-hydraulic proportional of coal shearer
Peng Tianhao;,Zhang Yilong;,Wang Guangyao;,Huang Peng;

..............page:127-133

Study on failure diagnosis of cutting unit in roadheader based on BP network of multi sensor
Yin Tongzhou;,Tang Zhiwei;,Yang Jianjian;,Wu Miao;

..............page:134-139

Study on measuring technology with drlling track and equipment of spiral drilling
Lei Xiaorong;,Cheng Jianyuan;,Chen Long;,Ji Fanglin;,Wang Lan;

..............page:140-144,154

Study on loading monitoring of side guard plate powered support of fully-mechanized top coal caving mining in high inclined thick seam
zuo dong feng ;, liu zhu ;, cheng wen dong ;, fan zhen dong ;, wang dong fang ;, su pu zheng ;, meng xiao jun ;, zhang yuan hao ;

..............page:145-149

Research and application of BFS3080RDD flip flow screen to coal preparation plant
zhang xue bin ;, xie jia yong ;, li fa ke ;, wang shu ze ;, yang zhou xu ;, liu bin ;, zhang yu feng ;, liu zhi tao ;, zhong xue jian ;

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

Study on seam inclination variation affected to ground surface movement law in base rock exposed mountain area
Wang Qichun;,Li Tianhe;,Guo Guangli;

..............page:155-160

Deposition features and sedimentary explanation of No.2 seam group in south Zhongji of northern Shaanxi
Li Mingpei;,Miao Lintian;,Wang Dongdong;,Li Jingqin;

..............page:161-166

Study on fractal features of shale pore based on low temperature nitrogen absorption experiment
Jiang Wen;,Tang Shuheng;,Cao Hui;,Wan Yi;,Wang Shanbo;

..............page:167-171,177

Evaluation study on hydraulic fracturing parameters of vertical well in high ranking coal reservoir of Zhengzhuang Block
Wu Yaqin;,Shao Guoliang;,Yang Yanlei;,Xu Yaohui;,Liu Shuai;,Liu Chunli;

..............page:172-177

Optimized study on fracture coefficient of sectional fracturing in coalbed methane horizontal well in Qinduan Block
Zhang Yongnian;,Ma Xinfang;,Wang Yi;,Hou Tengfei;,Wang Wei;

..............page:178-184,199

Study on pyrolysis characteristics of bio-briquette
He Xinfu;,Yang Lei;,Wu Hongju;,Wei Jianguo;,Zhou Anning;

..............page:185-191

Fitting results comparison of different CH4/N2 adsorption models and its adsorption thermodynamics analysis
Wang Dechao;,Yang Zhiyuan;,Liu Jiaoping;,Liao Hongbin;,Li Zhihua;

..............page:192-199

Separation regularity of fine coal in gas-solid agitated air dense medium fluidized bed
Liu Fusheng;,Luo Zhenfu;,Jiang Yong;,Shao Huannan;,Chen Wei;

..............page:200-204

Polycarboxylate dispersant of coal water mixture prepared based on lignite hydrothermal waste water
yang ming shun ;, jie qiang ;, kang shan jiao ;, liu wei bing ;, liu zuo ;, qi yong li ;, mei chang song ;, li chun qi ;

..............page:205-209

guo wu yuan an wei hui ban gong shi guan yu quan guo e zhi zhong te da shi gu gong zuo jin zhan qing kuang de tong bao

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