Estimation of hydrofracturing efficiency on the basis of hydrodynamic researches of vertical wells

Authors: M.Kh. Khajrullin, M.N. Shamsiev, P.E. Morozov (Institute of Mechanics and Engineering of Kazan Science Center of RAS), R.S. Khisamov (Tatneft OAO), E.R. Badertdinova, I.T. Salimjanov (Kazan State Technological University)

The technique of an estimation of filtration parameters of a layer and quality of carrying out of hydrofracturing by the level recovery curves is offered. The analysis of conductivity and of a crack length effect on the well production is carried out.