Hebei Chemical Engineering and Industry 2016 Issue 9 Calculation of depth of coal seam floor failure after working face mining

Calculation of depth of coal seam floor failure after working face mining
Zhang Lifeng;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

..............page:1-3

Comparative analysis of fully mechanized mining and fully mechanized caving strata behaviors
Wang Hua;Wajinwan Hulonggou Coal Mine Corporation Ltd.;Datong Group;

..............page:4-6

Study on formulation optimization of combustion improver with meagre coal as pulverized coal injection into blast furnace
Li Ningya;College of Resources and Safety Engineering;China University of Mining and Technology;Hebei Coal Science Research Institute;

..............page:7-10

Study on running resistance of oversize type hydraulic support carried by endless rope traction mode
Liu Peng;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

..............page:11-13+18

Status analysis of 10112 working face mining hydrogeology in Rongtai Coal Mine
Yang Zhuang;Huang Jie;Wu Jian;Shanxi Jizhong Energy Group;

..............page:14-18

Research on goaf water prevention in Tongxi Coal Mine
Zhang Libing;Tongxi Coal Mine Corporation Ltd.;Datong Group;

..............page:19-20+24

Evaluation on risk of floor water inrush in lower coal group based on GIS and vulnerable index method
Liu Zhongwei;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

..............page:21-24

Economy analysis of coal to olefin under the new situation
Wan Jiguang;Ma Junpeng;Mao Chenglong;China Coal Shaanxi Yulin Energy and Chemical Corporation Ltd.;

..............page:25-28+91

Study progress of the efficiency and mechanism of the heterogeneous catalytic ozonation of refractory organic pollutants in water
LIU Yanfang;ZHANG Zhili;JIANG Guoping;NIU Jianrui;LI Wenya;LI Zaixing;School of Environmental Science and Engineering;Hebei University of Science and Technology;Pollution Prevention Biotechnology Laboratory of Hebei Province;Jiangsu Fengyuan Bioengineering Corporation Ltd.;

..............page:29-34

Study on biological toxicity of synthetic sewage
TIAN Jie;WU Yihong;CUI Jiansheng;BIAN Wei;LI Hongbo;School of Environmental Science and Engineering;Hebei University of Science and Technology;Hebei Research Academy of Environment Science;

..............page:35-38

Research and application of spontaneous combustion characters and comprehensive fire-fighting technology of coal seam in Zhengzhu Mine
Zhang Chao;Zhang Daoshu;Xu Qiusheng;Gao Xiuchen;Jizhong Energy Jingxing Mining Group;

..............page:39-44

Analysis of measurement result of surface deformation after2103 working face mining
Zhang Yaochang;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

..............page:45-47

Study on reasonable layout of roadway under traditional double U in high gas coal mine
Ni Yajun;Yang Jianxiong;Bai Yu;Wang Ruofan;School of Mines;Taiyuan University of Technology;Sima Coal Mining Ltd.;Lu’an Coal Mining Group;School of Mines;China University of Mining and Technology;

..............page:48-51+55

Study on control of surrounding rock in 980m large section pump house
Nie Mingxun;College of Resources and Safety Engineering;China University of Mining and Technology;Hebei Coal Science Research Institute;

..............page:52-55

Study on goaf water in Xinzhouyao Mine Datong Group
Chen Jianhua;Xinzhouyao Mine;Datong Group Corporation Ltd.;

..............page:56-60+63

Analysis of crowded hydraulic support reasons in large height mining face and prevention technology in complicated geological condition
Hou Xiangjian;Li Xiaoping;Yu Haiyang;Shi Wenpeng;Dongtan Coal Mine Yankuang Coal Corporation Ltd.;

..............page:61-63

Research on thin seam coal full mechanized mechanical mining and key technique of hydraulic support
Chai Feng;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

..............page:64-66

Application of steel reinforced concrete L specially shaped column in coal mine construction
Wu Zhanjun;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

..............page:67-69

Study on stoping technology in high gas hard roof coal seam
Huang Haisheng;School of Mines;North China University of Science and Technology;Tangshan Branch Kailuan Mining Group Corporation Ltd.;

..............page:70-72+78

Research on support parameter optimization technology of haulage gate in Qiyi Coal Industry
Niu Jianji;Qiyi Coal Industry Corporation Ltd.;Shanxi coal-transportation Group;

..............page:73-75+78

Confirm of reasonable width of coal pillar in fully-mechanized caving roadway
Shi Libo;Shanxi Baoli Yufeng Mining Corporation.Ltd;

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

Analysis of coal methane well gas source strata and PNN logging technology in Yangquan mining area
Wang Yue;Coal and Coal Methane Simultaneous Extraction National Key Laboratory;

..............page:79-81+84

Technology practice of breakthrough survey in III2301working face of Changping Corporation
Zhao Junwei;Construction Center of Shanxi Changping Corporation Ltd.;

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

Research on purification technology for ceftriaxone sodium 2-mercaptobenzothiazole in solvent kettle residual
LI Ke;Yang Junfeng;He Junli;NCPC Hebei Huamin Pharmaceutical Corporation Ltd.;

..............page:85-87

Study on extraction recovery of DMF in wastewater using high-boiling point solvent
WANG Yaqi;ZHOU Zhimao;Institute of Process Engineering;Chinese Academy of Sciences;University of Chinese Academy of Sciences;NCPC Hebei Huamin Pharmaceutical Corporation Ltd.;

..............page:88-91

Design and application of monorail crane truck of DX series anti-explosion special storage battery
Liu Rui;Hebei Coal Science Research Institute;

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

Application of pneumatic wrench of integrated excavators in set of repair construction of inclined roadway
Liu Yunkuan;Kailuan Group Linxi Mining Corporation Ltd.;

..............page:95-96

Application of new non-contact braking performance tester
Li Quanming;Hebei Coal Science Research Institute;Xingtai Mining Industry Group;Jizhong Energy;

..............page:97-98

Transformation of electrical system of submersible pump electrical machine of water source
Song Chunping;Hebei Tianze Heavy Machinery Corporation Ltd.;

..............page:99-100

Practice on construction technology of flat vertical rotation shaft in Yuanzigou Mine
Du Lin;Shaanxi Linbei Coal Development Corporation Ltd.;

..............page:101-102+105

Study on online insulation monitoring system of underground 10 KV power cable
Zhang Yong;Hejin Tenghui Coal Corporation Ltd.;Huozhou Coal Electricity Group;

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

Design and application of intelligent mine combined switch
Yang Baoling;Wajinwan Hulonggou Coal Mine Corporation Ltd.;Datong Coal Mine Group;

..............page:106-107+110

Design and application of mine-used frequency converter
Lv Peng;Wajinwan Hulonggou Coal Mine Corporation Ltd.;Datong Group;

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

Application analysis of ABB inflatable high tension switch cabinet in substation reformation
Jiang Kaixiang;Shanxi Xishan Coal Electricity Group Corporation Generation Branch;

..............page:111-112+116

Comprehensive reconstruction application of lightning protection for the secondary system in 110 kv electric substation of inclined trench mine
Kang Zhiguo;Shanxi Xishan Jinxing Energy Corporation Ltd.;

..............page:113-116

Application and improvement of PLC technology in coal production transportation equipment
Wang Jiawei;Wajinwan Coal Mine Corporation Ltd.;Datong Coal Mine Group;

..............page:117-118+121

Technology application research on short pilot tunnels rapid uncovering coal in underground station
Yang He;School of Energy Science and Engineering;Henan Polytechnic University;Yanmazhuang Mine Henan Energy Coking Coal Corporation Ltd.;

..............page:119-121

Design and operation of wastewater treatment engineering of soybean protein fibre
Liu Jun;Ge Huaibo;Zhu Zhaojun;Henan Zhengda Environmental Technology and Consulting Corporatio Ltd.;

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

Technology research on auxiliary transportation system of explosion-proof trackless rubber-tired cart
Niu Minglu;Coal Industry Shijiazhuang Design and Research Institute;

..............page:125-126

Application and analysis of coal mine monitoring system
Zhai Yiqing;Wajinwan Hulonggou Coal Mine Corporation Ltd.;Datong Group;

..............page:127-128+132

Application and study on remote diagnosis system of mine hoist online monitoring
Wang Xiangyang;Lv Tongqing;Shihao Mine of Yimei Company;Henan Energy and Chemical Industry Group;

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

Influence study on coal mining in complex goaf
Ma Shengli;Pingshang Coal Corporation Ltd.;Jincheng Anthracite Mining Group;

..............page:133-134+137

Effectiveness evaluation analysis and mining comparison of high resolution 3D seismic exploration
Li Qinfeng;Dongpang Mine;Jizhong Energy Group Corporation Ltd.;

..............page:135-137

Effect analysis of 3D seismic exploration technology in Caoxian Coal Field
Li Jingtao;Wang Jing;Shandong Coal Geological Bureau Geophysical Surveying Party;

..............page:138-140+143

Study on SYT detecting method in Xuandong Mine
Fang Baowen;Jizhong Energy Group Corporation Ltd.;Xuandong Mine of Zhangjiakou;

..............page:141-143

Research progress of detemrination methods of cholesterol
GE Junying;SONG Congcong;ZHENG Ying;College of Applied Chemistry and Bioengineering;Weifang Engineering Vocational College;

..............page:144-145

Application of 51-7R type methanol synthesis catalyst
Li Junchao;Xi’an Shiyou University;

..............page:146-147+151

Application of new material and new equipment in transformation of old residential area
Tan Xin;Beijing Architecture University;The first branch of Beijing gas Refco Group Ltd;

..............page:148-151

Technology of coke oven flue gas desulfurization
Wang Xiaoqin;Hao Zhiqiang;Shanxi Institute of Energy;Taiyuan Gas Corporation;

..............page:152-154

Discussion of fully-mechanized face rushing through collapse column technology in high gas mine
Kang Yang;Chen Li;Gaohe Energy Corporation Ltd.;Shanxi Lu’an Group;College of Mining and Surveying Engineering;Hebei University of Engineering;

..............page:155-157+160

Study and analysis of gas geology law in NO.3 coal seam of Wuyang Coal Mine
Li Junmei;Coal Resources Geology Bureau;Office of Shanxi Coal Industry;

..............page:158-160