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A method for fraccen a gas leading coal formation as well as a gas exhaust, underground coal formation
A method for fraccen a gas leading coal formation as well as a gas exhaust, underground coal formation
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机译:一种压裂法,用于引导瓦斯引导煤层以及瓦斯抽放,地下煤层
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摘要
method for hydraulic fraccen underground kohleflöze, conveyor speed and production of gas from these products. in kohleflöz with acid and a stützmaterialbeladenen brechflüssigkeit in alternating injek
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