Analysis of main shaft lifting capacity of IV abnormal area in Shuijingou Iron Mine
Secretary ditch iron ore is part of Inner Mongolia Zhongxing M…
Zhengxing Wheels Appears at Canton Fair to Target International Market
On October 15, 2011, the 110th China Import and Export Commodities Fair was grandly …
Selection of water treatment plant valves
ã€Abstract】: Conventional water production process of tap water plant takes water f…
Causes and preventive measures of mine blasting accident
(1) Early Explosion Accident 1. Cause of Accident The early explosion of blasting operations of…
Descaling measures and use of air compressors
There are 2 5L-40/8 air compressors and 6 4L-20/8 air compressors in our mine. The air…
Determine the location of the roadway according to the minimum transportation work
When determining the location of the main development roadway, the ore transportation cost duri…
China's tourism trade
· French auto parts manufacturer Hutchinson set up a factory in Poland
French auto parts manufacture…
Self-reproducing bottom structure
(1) Grid screen, the funnel of the mine crushing chamber is placed on the bottom struct…
Flanking shaft development plan and its applicable conditions
The flank shaft development scheme is to arrange the main shaft outside the moving range of one…
Control factors for comprehensive treatment process of goaf in complex layer group of Zijinshan gold-copper mine
In China, due to the extensive use of open field mining, a large number of unidentified, un…
How to grasp the match between the tool and the machine tool?