Application of ultra-high pressure hydraulic slotting technology in medium hardness and low permeability coal seam
In order to improve the gas pre-drainage efficiency of medium hard coal seam with high gas and low permeability, the applicable conditions, advantages and disadvantages of hydraulic piercing, hydraulic fracturing and hydraulic cutting seam anti-permeability technology were discussed. Based on the pr...
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| Autors principals: | , , , , , , , , |
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| Format: | Artigo |
| Idioma: | Chinês |
| Publicat: |
Editorial Department of Coal Science and Technology
2022-12-01
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| Col·lecció: | Meitan kexue jishu |
| Matèries: | |
| Accés en línia: | http://www.mtkxjs.com.cn/article/doi/10.13199/j.cnki.cst.mcq22-12 |
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