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Gas Migration around Large Diameter Borehole with the Protective Screen Pipe in Fractured Soft Coal Seam
[Image: see text] Large diameter borehole drilling in fractured soft coal seam may lead to problems such as drilling blockage, perforation, and hole collapse. The protective screen pipe in the drilling hole can support the damaged coal, prevent the drilling blockage, and improve the coal permeabilit...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
American Chemical Society
2023
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10373218/ https://www.ncbi.nlm.nih.gov/pubmed/37521630 http://dx.doi.org/10.1021/acsomega.3c02126 |