Hebei Coal 2002 Issue 3 Analysis on relationship between ventilation pressure and methane concentration

Analysis on relationship between ventilation pressure and methane concentration
zhu fu shun ; li rui jing

..............page:16-17

Application of belt coal - type scraper loader in driving
dong shuang sheng

..............page:18-19

Discussion on arc - arrested coil device
he qiang

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

Discussion on stone drifting with heavy grade
tian quan gui ; zhao jian jun ; wang jin fang ; zhou chang you

..............page:22-23

Practice of roof - bolted support during withdrawal of mechanized mining face
zhao yu hai ; bian hui jie ; duan zhi qiang ; zhao chun sheng

..............page:24-25

Reformation of ventilation system in north coal- producing region of Dongpang Coal Mine
yue hui ming ; liu wan hui ; song hong jun ; wang jing guo

..............page:26-27

Calculation on reversal of ansynchronous motor and its approach
song jin ni

..............page:28-29

Application of expanded - base pile with large - diameter in engineering works
ren ai guo ; fu xing

..............page:30-31

Causes for fracture on wall constructed by cinder concrete hollow block and its prevention
liu qing feng ; zuo ying liang

..............page:32-33

Application of backing foundation soil by using graded grail in cooling tower engineering
gao guang shun

..............page:34-36

Discussion on adjustment of ventilation scheme during maintenance period in Zhongmacun Coal Mine
wang yong xin ; liu xin zhong ; fan bai sheng

..............page:36-37

Application and discussion on pile testing by using reflecting wave
li yan min ; jia dong xin ; zhao zhi jie

..............page:38-39

Discussion on necessity of using NETWORK6000 collector distributor control system in power plant
li yong sheng ; jin zhi hong

..............page:40-41

Welding tech. of main welded joint in box derrick and quality assurance measure
wang jin huan

..............page:42-43

Discussion on controls during slip form construction of chimney
zhang xian ping ; wu chun fa ; zhao li pu

..............page:43-44

Role of neutral conductor in three - phase quadruple power distribution system
zhang shu hong

..............page:45-46

Treatment on brake system hitch of oil dead - weight winding engine
wang li sheng ; liang bo

..............page:47-48

Discussion on buffer storage with high speed
wang hui min

..............page:48-49

Discussion on librarians in the 21st Century
li gui lan ; zhang man zuo

..............page:50-51

Application of lateral shaped charge in stone drifting
dai kai zhong

..............page:52-52,62

Administering enterprise by law to promote steady state of safety production
liu li xin

..............page:53-55

Discussion on the scientific management of production dispatching department in coal enterprises
zhang yun ying

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

Necessary way to realize modernization for coal enterprises
zhang bao cheng

..............page:57-58

Strengthening safety administration to promote steady development of enterprise
chen shuang ke

..............page:58-59

Realization of management by object to strengthen activity of enterprise
wang xin tang

..............page:60-60,62

Establishment of reformation idea to improve the economic development of enterprise
wang shi bin

..............page:61-62

Comprehensive utilization of gangue
chang wan lin

..............page:6-6,8

Discussion on comprehensive utilization ways of fly ash in waste power plant of Taoer Coal Mine
wang xu dong ; wang zeng ru

..............page:7-8

Deformation characteristic of anchor bolt and its effect on jacking of surrounding rock
zhang en qiang ; feng wen rang ; miao zhan you

..............page:9-11

Study on design of bolting in deep mining coal road
du xiao he

..............page:11-12

Design modification of hydraulic brake drive head in deep - hole drill
zhao heng rui ; geng hui ying

..............page:13-14

Determination of coal seam occurrence by using computational method
liu xing suo ; li sheng suo

..............page:15-16

Feasibility analysis on bare support of stoping excavation in shallow coal seam
zhao shang hai ; an guo li

..............page:3-5

Design and reality of management information system of graphic documentations on B/S
li nai liang

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