Search results for keyword: drills
Ancient Chinese Coal Mining Technology
Coal Mining Techniques in Ancient China
Coal is one of the most important components of ancient China’s energy resources. Before man began to build machines used for coal mining in the 19th century, humans had been harvesting coal from the ground for centuries with manual labor. The Chinese had ......
1143 
Avery
Layer Mining Technology
Layer Mining Technology
Mining has been a valuable way of obtaining resources since the development of civilization. The method of extracting minerals from the ore has undergone many developments since its initial days of digging ore with simple tools.
In recent years, there has been a lot of fo......
Surface Mine Slope Design
Open-Pit Slope Design
Open-pit mines are quarries used for large-scale extraction of minerals and other resources. Open-pit operations involve excavating material to the surface layer and then removing it in layers to a desired depth. To ensure stability, open-pit slopes must be designed to preve......
Underground Mining Method Design
Underground Mining Methods
Introduction
Underground mining is the process of extracting minerals and ores from underground. Underground mining has been around for centuries and though the mining techniques have changed drastically over the years, the idea is still largely unchanged. Underground ......
Underground engineering reverse method
Underground construction is the process of creating a functional and safe underground environment to provide services associated with construction activities. Underground construction work involves much hazardous work, such as tunneling, drilling, and masonry, and typically requires advanced skill......
drill into
Since the dawn of time, humans have wondered what lies just beneath the surface of the earth. We have traveled to the most remote parts of our planet, but there is still much to be discovered. With the development of drilling technology, we have been able to penetrate deeper and deeper into the ea......
impact drilling
Impact drills are used to make holes in various materials in construction, production, and other applications. This type of drill is capable of making holes in concrete, brick, stone, and other materials. The impact drill is designed to strike a surface repeatedly to penetrate the material. It wor......
Mineral dressing industry test
Introduction
Mining activities are a vital part of the economy, providing a significant amount of the world’s resources. It is a complex and challenging industry, requiring knowledge and experience to ensure efficient and safe operations. In order to gain an understanding of the industry, it is ......
Mineral processing process control
Mining Process Control
Mining is a process which extracts valuable minerals and other materials from the ground. Typically, the raw material is taken from earth’s surface, although underground mining is sometimes necessary. During the mining process, material is separated, crushed and sorted acc......
Flash Mining
Introduction
The Freiberg mining method was developed in the city of Freiberg, Saxony, during the Middle Ages. This method was used until the late 19th century, when it was replaced by modern technologies. The Freiberg Mining Method refers to the process of extracting ore from the ground. This m......
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