2021-09-30
Tibet Mining disclosed on September 25 that its holding subsidiary Tibet Xigaze Zabuye Lithium High-Tech Co., Ltd. signed a major contract. The contract project is the green comprehensive development and utilization of 10,000-ton battery-grade lithium carbonate project (EPC O contract) in Zabuye Salt Lake, Tibet, and the first successful candidate is Donghua Engineering Technology Co., Ltd.
Drilling tools for rock drilling
2021-09-30
There are two kinds of construction methods of rock drilling and blasting excavation method and mechanical rock breaking excavation method. Domestic construction is mainly based on rock drilling, drilling and blasting excavation method, and its operation area is concentrated in tunnels and culverts in infrastructure engineering construction and well excavation in underground mine production and construction.
Drilling tools for underground mining
2021-09-14
In China's mining resources, underground mine resources account for a large proportion. The mining of underground mine resources should adopt different drilling and blasting mining technology according to the production situation of the mine. Generally, underground mining can be divided into shallow hole drilling (hole depth 6m) according to the depth of the drilled hole,
Guinea: China's most important source of aluminum and iron
2021-09-14
On September 5, news of a military coup came from Guinea. The 83-year-old president was detained by the army and was filmed sitting on a sofa in a delirious video.
2021-09-08
On September 1, iron ore futures prices plunged nearly 8% to close at 763 yuan/ton. Steel futures prices continued to fall by 2%, rebar fell to 5242 points and hot rolls fell to 5492 points. The price fluctuated at a low level throughout the day, always running around the upper and lower boxes of 5200 yuan and 5400 yuan, temporarily falling below the 60-day moving average. Coking coal and coke tenaciously closed up, recovering the 2500 yuan and 3100 yuan mark respectively.
Pay attention to lotus mountain drilling tools:
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