... hydraulic fracturing horizontal pressure extension fracture loading Upstream Oil & Gas adams horizontal stress cyclic process reservoir geomechanics fracture mechanics mechanism Gramberg Reservoir Characterization mining fracture s-shaped deformation stope regime stress...

... are inclined to the axis of the well at angles between 0 and 30 degrees and lengths are typically less than 10 em. Segments terminate in a curvilinear manner that resembles the way in which extension fractures terminate against one another (Kulander and Dean, 1985; Pollard and Aydin, 1988). Some of the larger...

.... knowledge management complex shear zone gallery additional information oblique fracture fracture plane Case History hydraulic fracturing mechanism History one-sided exploitation brittle fracture coal panel phenomenology fracture Upstream Oil & Gas shear zone extension fracture...