Hebei Coal 2003 Issue 3 Development regularity of karst collapse pillar and its prevention in Fangezhuang Coal Mine

Development regularity of karst collapse pillar and its prevention in Fangezhuang Coal Mine
qiao bao yin

..............page:1-2

Interpretive method of three dimensional seismic survey data
zhang yan guo

..............page:3-4

Income of Investment in human capital of enterprise based on Markov Forecasting Model
wang zhu ling ; wang yong bao

..............page:5-6,7

Pulse transient electromagnetic system and its exploration effect
liu zhen shan

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

Discussion on technical actuality & development tendency of hydraulic support
liu xiao feng ; yao hong ; huang zi qiang ; wang li ping

..............page:9-10

Optimum design on 2# coal bunker of first stoping area in Xingdong Mine Shaft
zuo xiao feng ; du xiao he ; wei shu qun

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

Jamproof measure of programmable controller
gu xi feng ; wang gui sheng

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

Application of maitaining raises along gob edges in slicing mining
wang fu hong ; he de qiang

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

Application of 6MG200 - W shearer and its improving in Yungang Coal Mine of Datong
zhang hong ming

..............page:17-19

Study on mining technology of making fully mechanized working face ablique under complicated condition and its application
ma li tong ; guo hai shu ; wang shu jiang

..............page:19-20

Application of monitoring system for KJD2 Conveying belt in Bulianta Coal Mine
kong fan ping ; li jian liang ; yang ling ling

..............page:21-23

New technology of fully mechanized pillar - related mining in thick coal seam
wang de sheng ; zhao zeng hui

..............page:23-24

Application of caving by using light fully mechanized mining equipment
xu quan

..............page:25-26

Precautions against gas burst of 2002 yard crosscut peel in Dongpang Coal Mine
zhang bao lan ; yue hui ming ; liu wan hui

..............page:27-28

Application and improving of haulage in fully mechanized coal face in Dongpang Coal Mine
zhang jian zhong

..............page:29-30

Prevention and resolution on accident of conveyor belt in steeply inclined coal seam
zhang wen fang ; shi ying

..............page:31-32

Analysis on method of reducing medium consumption in dense - medium process
chen su feng ; li shu ying

..............page:33-34

Ground fault of 6kV electric- network and realization of ground protection
wang zhi guang

..............page:35-36

Accidents of electric motor and its repairing
he jing qun

..............page:37-38

Discussion on discharging of CO and NOx in permissible diesel engine
guo yan zuo

..............page:39-41

Improvement of SGZ 764/400 scraper conveyor gearing
wang bing shen ; hu jin sheng

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

Application of computer in engineering quality statistics
zhang chao yuan ; gao qiang

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

Construction technique of complicated hydrogeologic condition with major section subinclined shaft
xia wen zhe

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

Design on ventilation and air - conditioning system in great spatial building
geng jian ; zhang jun xiao ; hu xian xia

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

Application of edge restriction structural element in aseismic design
wang zhen you

..............page:49-50

Analysis on technical characteristic of steel bar welding by using electroslag welding machine
wei lan cun ; wu hong

..............page:51-52

Research and application of new type concrete sleeper
gong shou hui ; yuan yan yun

..............page:53-54

Discussion on safety electrical management in construction site
liu ling ling

..............page:54-55

Problems and tactics on professional technical appraisement in coal enterprise
yu bao lou

..............page:56-57

Strengthening on management and education of marketing staff
sun yu ling

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

Consideration on administration of construction enterprise
zhang lei

..............page:59-60

Measures of improving safety consciousness in mining journeymen
lian rang

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