Nonferrous Mines 2014 Issue 5 An approach on the estimate method of loss and dilution ratio in open stoping

An approach on the estimate method of loss and dilution ratio in open stoping
zhang wan qing ; meng chang mei ;

..............page:1-4

Technical study of crossing unstable strata by using a special construction method
yang you lin ; sun yu long ;

..............page:5-8

Study on the lower roadway stability under caving method in Chamibishi Copper Mine
zhang jin jun ; chen zhi min ;

..............page:9-10+26

Applied research of zinc smelter slag used in consolidated fill
yang lu hai ; zhou xu ; lin qiang ;

..............page:11-13+16

Mining scheme selection of a copper mine
shang xiao ming ; guo zeng ming ;

..............page:14-16

Prevention practice of heavy metal pollution in Tongkeng mining area in Guangxi
xu yuan qing ; wei fang jing ; zhang shao guo ; wei jian hong ;

..............page:17-20

Some problems existing in the ventilation system of an antimony mine and its countermeasures
shi nai min ; chen zhi qing ; lu ai min ; gong hua ping ;

..............page:21-22+38

Experimental research of improving silver recovery rate of Qingchengzi Lead-zinc Mine
yang dong mei ; zhu bin ; wang li feng ;

..............page:23-26

Analysis of ore-forming probability under old No.7 rock mass of Hongqiling deposit
liu jun mei ; xu jun ;

..............page:27-29+43

Analysis of geochemical characteristics and prospecting potential of a molybdenum mining area
ning guo jun ;

..............page:30-33

Study on the metallogenic characteristics and ore-forming regularity of Laowan gold-bearing deposit
ding li ;

..............page:34-38

Discussion on the geological characteristics and prospecting potential of Silurian gold-bearing deposit in north Ankang
du jian ;

..............page:39-43

Practice of relieving goaf water by road driving along next goaf with small pillar in Quandian Coal Mine
zuo hui hui ; wang tian ;

..............page:44-46

zhi jing zhi xin zhu meng zhong guo bices 2015 xin wen fa bu hui long zhong zhao kai

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

Application of gas-emission technique with level hole crossing coal-seam in Wuhushan mine
li chen ; zhou lian chun ; li xiao xu ;

..............page:47-48+71

li bo hai er r9350e dian dong ye ya wa jue ji jiao ji yi shi

..............page:48

xi men zi miao hui gong ye 4.0 lu xian tu zhu li zhong guo xiang gong ye qiang guo zhuan xing

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

Methods of improving the development condition of high strength belt conveyor
wang zuo ; li lin guang ;

..............page:49-51+57

Jaw plate failure analysis and its improving technique
he tie niu ; lang zhong yong ; gao jian ;

..............page:52-53+66

Reason analysis of causing a buzzing noise of DC motor
jiang ni na ; xiang zong min ;

..............page:54-57

Numerical simulation of forced ventilation flow field in driving face
zhou xin ming ; tang min bo ;

..............page:58-61

Design and realization of TCP/TP-based distributed control system for underground mine ventilation system
wei yong lan ;

..............page:62-66

Comparison of several friction coefficient calculation formulas of like-Newtonian fluid
zhou ji guo ; liu de zhong ;

..............page:67-71

xin fa xian

..............page:72-73

kuang ye dong tai

..............page:73-74

xin ji shu xin she bei

..............page:74-77

she bei xuan xing zhi nan

..............page:78-80