The Experimental Investigation of the Development Potential of Low-Permeability Reservoirs in the Daqing Oilfield

Figure 7

Nonlinear flow curve of different low-permeability cores.

(a) Core T6-2 ( μm²)

(b) Core Y6-9 ( μm²)

(c) Core C7-8 ( μm²)

(d) Core C7-11 ( μm²)