A control method for hydraulic fracturing of the hard roof with long and short boreholes

HIGHLIGHTS

• who: . et al. from the Chongqing University, China have published the article: A control method for hydraulic fracturing of the hard roof with long and short boreholes, in the Journal: (JOURNAL)
• what: The model assumed that the crack was a two-dimensional fixed-pitch crack in the infinite space of the elastic material, and the liquid pressure causing hydraulic fracturing in the crack consisted of the liquid pressure P1, which was applied into the crack, and the liquid pressure P2, which was applied into the crack in the rock soil .
• how: In this . . .
  

   

  

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