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Keyword [enhance permeability]
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1. Research On Theory Of Slotting And Enhancing Permeability By High Pressure Rotational Jetting In Low Permeability Coal Seam And Its Appliation
2. Optimization Of Process Parameters And Application Of Along Seam Long Drilling Used For Pre-pumping Coal Seam Gas
3. Research On The Mechanism And Field Implication Of Fracturing Coal To Enhance Permeability With Fluid
4. Mechanism And Application Research Of Liquid CO2 Phase Transition Fracturing Coal Seam Based On BLEVE To Enhance Permeability
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