Stage mining method, mining method mining column mining

First, the actual and program
When using the stage mining method and the mining method, the ratio of the reserves of the ore column varies greatly with the thickness of the ore body. The reserves of thin and extremely thin and steeply inclined veins are generally no.......

US Kennametal opens new CNC machine tools

KD1405 developed by Kennametal of the United States is a pure diamond tool material with good toughness, which can significantly improve the wear resistance of the tool. It is used in continuous turning and light duty intermittent turning, finishing and semi-finishing milling........

Pioneer anti-corrosion pump new development momentum is strong

The seven series of nearly 100 steel glass corrosion resistant pumps manufactured by Pioneer acid-resistant pump factory in Luan County, Hebei Province, are widely used in chemical, environmental, pharmaceutical and other fields. The market prospects are promising.

At the beginning of.......

Fuji Electric Machine Control is ready to go public

Fuji Electric Machine Control (Headquarters: Tokyo) will be launched to support the "G-TWIN" series of wire breakers and earth leakage breakers, which are the main specifications of the world. Products include "Global Products" that support IEC (Europe), Ne.......

Rubber industry's ability to independently improve

In recent years, the independent innovation level and R&D capability of the rubber industry in China have increased significantly. The achievements in 2007 have been particularly significant. While China's rubber industry has achieved a series of original innovations and mastered some .......