Modified humic acid is prepared by adding liquefied APP and an emulsion to the humic acid. The technological research, test and property analysis are stated.

将液化无规立构聚丙烯与乳化液混合掺入腐植酸制成气化型煤粘合剂。文中还介绍其工艺研究、试验及性能分析。

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The evaluation and study on coal reservoir property is a basic technological work that is required to do essentially in CBM exploration test and before commercial exploitation.

煤储层特征评价研究是煤层气勘探试验中和进行商业开发前所必须进行的一项技术工作。

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