页岩气勘探开采技术的中国专利申请态势分析

黄欢, 苏琦

Patent Application Situation of Shale Gas Exploration and Development Technology in China

HUANG Huan, SU Qi

天然气技术与经济 . 2016, (2): 78 -80 . DOI: 10.3969/j.issn.2095-1132.2016.02.021