Characteristics and generation mechanisms of coal fines in coalbed methane wells in the southern Qinshui Basin, China
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- 作者：Xianzheng Zhaoa ; xzzhao@petrochina.com.cn" class="auth_mail" title="E-mail the corresponding author ; Shiqi Liub ; liushiqi@cumt.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Shuxun Sangc ; sangshuxun@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Zhejun Pand ; Wenxiu Zhaoa ; Yanhui Yanga ; Qiujia Hua ; Yanlei Yanga
- 关键词：High-rank coal ; Coalbed methane ; Tectonic stress ; Fracturing sand ; Southern Qinshui Basin
- 刊名：Journal of Natural Gas Science and Engineering
- 出版年：2016
- 出版时间：August 2016
- 年：2016
- 卷：34
- 期：Complete
- 页码：849-863
- 全文大小：5700 K
文摘
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Coals fines produced at different stages have different genetic types.
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At water production stage, coal fines are produced by the fracturing proppant.
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At gas production stage, coal fines are crushed by tectonic stress.