Influence law of repeated mining of coal seam groups on cement ring of natural gas wells

Influence law of repeated mining of coal seam groups on cement ring of natural gas wells

In China, there are many places where coal and natural gas resources are endowed with overburden situation, traditionally, coal and natural gas mining avoid each other and do not affect each other, which not only greatly restricts the production efficiency, but also causes the waste of resources. In...

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Bibliographic Details
Main Authors: Xudong WANG, Shujun WU, Xining REN, Shen ZHANG, Shengli YANG, Ruihao ZHAI, Yuqian MA
Format: Article
Language:zho
Published: Editorial Department of Coal Science and Technology 2025-07-01
Series:Meitan kexue jishu
Subjects:
co-mining of coal and natural gas
cement sheath integrity
repeated mining of multiple coal seams
overlying strata migration
stress evolution
shear failure
casing reinforcement
Online Access:http://www.mtkxjs.com.cn/article/doi/10.12438/cst.2024-0525
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http://www.mtkxjs.com.cn/article/doi/10.12438/cst.2024-0525

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