Drilling Machine Depth < 80 | Chinafrica - China Africa trade, China investment in Africa

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China Wuhan Steel H1 Profit Up 90.4 Pct

China’s No.3 steel mill, Wuhan Iron and Steel Company Ltd (600005.SS), posted a 90.43 percent rise in first-half net profit over a year earlier, due to strong domestic demand and higher steel prices, Xinhua reported on Sunday.
Wuhan Steel’s net profit was 963.53 million yuan ($142 million) for the first half of 2010, as its steel [...]

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Two China New Energy Firms Eye $2 Billion in HK IPOs

China Huaneng Group Corp and Datang Corp, the country’s top power producers, plan to float shares of their renewable energy units in Hong Kong in offerings that could raise over $2 billion, sources close to the deals said on Tuesday, reported Reuters.
The deals are unfolding as China aggressively develops its renewable energy sector and the [...]

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AU Says must Replace Western Partners with China

The African Union said on Saturday Africa must turn ever more to China for its development because conditions and checks often stalled the flow of funds from Western nations and the World Bank, reported Friday’s Reuters.
Maxwell Mkwezalamba, the AU’s economic chief, said Africa must end its reliance on Western money.
« We need to diversify our partners [...]

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Drilling Machine Depth < 80

Drilling machines that are able to go to depths more than 60 meters in depth are those that are extremely huge in size and are usually stationary. Drilling machines that are able to drill more than 60 meters in depth are those usually found in the ocean which are used to retrieve crude oil which is converted into petroleum products. Unlike most kinds of drilling machines, those which are able to go to depth greater than 60 meters are powered through the use of sonic energy. That is, the drilling machine uses vibrating sound energy in order to power the drill itself. There are also a number of different drilling machines that can go to more than 60 meters in depth using hydraulic and pneumatic (pressurized air) as its power source.