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COMPOSITION FOR PREPARING AERATED DRILLING MUD
COMPOSITION FOR PREPARING AERATED DRILLING MUD
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机译:制备充气钻井泥浆的组合物
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摘要
the invention относитс to oil and gas industry, in particular to chisel solution, and can be used in drilling boreholes in услови х low pla стовых pressures. the purpose of изобретени simplification
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