Zhongzhou Coal 2004 Issue 1 Availability Protection of Technology Secret in Enterprise Science and Technology Archives

Availability Protection of Technology Secret in Enterprise Science and Technology Archives
han shu ling ; ding hong yan

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

Discussion on New Mode of Distributing Wages in Guhanshan Coal Mine
zhao fa xi

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

Advancing Quality Control to Upgrading Coal Enterprise Synthesis Diathesis
gao hui li ; liu zhi qiang

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

Coal New-type Industrialisation Developmental Exert Oneself Point and It's Countermeasure
lv chao zuo

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

Cultivating Enterprise Core Competition from "Shenhuo" Practice
zhang guang jian

..............page:50-52

Simulating Y-type Ventilation to Treat Upper-corner Gas of Mining Face
xie wen qiang ; jing zuo ; shen hong mei

..............page:49-49,56

Application on Blocking Gas Emission of Old Roadway by the Methods of Pressure Balance
wang yong xin ; liu xin zhong ; fan bai sheng

..............page:48-48,59

Application on Gas Drainage Technology in High Level Drainage Roadway of Coal Roof
wang huai zhen ; zuo hai feng ; wang huai xin ; cui wen jun

..............page:46-47,29

Application on Gas Emission into Mine by the Methods of 3D Grey Tend Surface Analysis
yuan dong sheng ; hao tian xuan

..............page:44-45

Safety Evaluation of Mine Ventilation System of Yanmazhuang Coal Mine
liu bin ; cheng lei ; zhang yong wang

..............page:41-43

Using Technology to Choose Drift Position in Reason
su hong wei ; lu xu ; li de quan ; wang hui ran ; fan jian min

..............page:39-40

Study on Passing Faultage Troop in 2116 Fully-mechanized Coal Winning with Sublevel Caving Face
wang tian lu ; zhang qian ; tian tie jun

..............page:38-38,40

Application on Grouting Behind Shaft or Drift Lining Technology of Surface Soil Segment in New Air Shaft of Xinzhuang Mine
zhang hu wei ; yang wan gong

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

Using Again and Handling of Goaf Water
wang hai yan

..............page:35-35,37

Discussion on Digital Handling of Geology Drawing
fan wen run ; guo fan ; liu gang ; liu jin ming

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

Adjusting Axis-umbrella Gear Joggling Clearance of Belt Conveyor Decelerator
zhang hua ; wen tai an ; zhang hong yan

..............page:32-32,34

Construction Technology on Rear Exit in Blast-winning with Sublevel Caving Face
yu zhen zi

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

Application on New Type Fire Resistant Agent in Gengcun Coal Mine
zhang gong ci ; yang long ; li bing yan ; zhang ming fu ; yi xin he

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

Junction Branch-drift Excavation Under Different Condition
wang song jiang ; zhang de hui

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

Controlling Roof Technique of Two-way Narrow Web Cutting Coal in Fully Mechanized Coal Mining Face
ji ping an ; huang zhuo min ; zhang zuo

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

Handling Technology of Goaf Water Bursting in Shaft Sinking
li pei tao ; guo qi wen ; chen xiao guo ; sun chang jun ; qiao liu jun

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

Discussion on Computer Network Synthesis Collocation Line System
qiao shu yun ; ni jing qi

..............page:20-21

Hydrogeological Character and Water Analysis of Main Aquifer in Hebi No.6 Coal Mine
wang hong xi

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

Simply Forecast on Resource Extent of Coalbed Methane in Pingdingshan Mine Field
li xue yan ; wu liang ; chen jun liang

..............page:17-17,27

Discussion on Status and Countermeasure of Coal Mine Geology and Survey Work
li guo li

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

Discussion on Roof Control of Large Gradient Blast-winning with Sublevel Caving
cao guo liang ; wang yong fa

..............page:14-14,25

Optimizing Design on 25 District of Juji Coal Mine
he dong sheng ; yue jun wen ; yao hong wei

..............page:13-13,19

Research of Braking on Adown Conveying Belt Conveyor
li min zhong

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

Organizing the Plan of Underground Mining with Working Line
wang wei

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

Study on the Land Price Evaluation System Based on GIS
hu jian min ; wang qing lin ; li chen ; li wei

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

Practice on Grouting and Bolting of Reinforcing Special Soft and Easy Sloughing Seam
cui guo qing

..............page:5-6,8

Short-Delay and Loose Blasting Technology and It's Application on Raising Lump Coal Ratio
li hong bo ; wang jin xing

..............page:1-2,10

Deformation Observation and Monitoring of Air Shaft and Fan's Building of Zhaohuang Mine
sun qing rui ; du ming qing ; hao ming xiang

..............page:3-4,8